• Samyang Reducer Standard Roller Chain Sprocket RS40, Single Strand B Type with Hub (9 to 55 Teeth)
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Samyang Reducer Standard Roller Chain Sprocket RS40, Single Strand B Type with Hub (9 to 55 Teeth)

Samyang Reducer Standard Roller Chain Sprocket RS40, Single Strand B Type with Hub (9 to 55 Teeth)

Standard steel sprockets for RS40 roller chain (pitch 12.7 mm) with a one-side hub (B type), 9 to 55 teeth.

Key features

  • Supplied with a pilot bore for machining to the required shaft size up to the listed maximum bore
  • Gear material is SS41 or SM45C
  • Hub dimensions for double-strand versions may differ from the table

Specifications

Chain RS40
Pitch (mm) 12.7
4009 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 9 | OD (mm): 43 | PCD (mm): 37.13 | Root dia (mm): 29.19 | Hub dia BD (mm): 28 | Hub length BL (mm): 25 | Pilot bore (mm): 8 | Max bore (mm): 16 | Double-strand hub length BBL (mm): 45 | Note: SB groove type (marked * in catalog)
4010 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 10 | OD (mm): 47 | PCD (mm): 41.10 | Root dia (mm): 33.16 | Hub dia BD (mm): 32 | Hub length BL (mm): 25 | Pilot bore (mm): 8 | Max bore (mm): 16.5 | Double-strand hub length BBL (mm): 45 | Note: SB groove type (marked * in catalog)
4011 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 11 | OD (mm): 51 | PCD (mm): 45.08 | Root dia (mm): 37.14 | Hub dia BD (mm): 36 | Hub length BL (mm): 25 | Pilot bore (mm): 10 | Max bore (mm): 20 | Double-strand hub length BBL (mm): 45 | Note: SB groove type (marked * in catalog)
4012 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 12 | OD (mm): 55 | PCD (mm): 49.07 | Root dia (mm): 41.13 | Hub dia BD (mm): 39 | Hub length BL (mm): 25 | Pilot bore (mm): 10 | Max bore (mm): 20 | Double-strand hub length BBL (mm): 45 | Note: SB groove type (marked * in catalog)
4013 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 13 | OD (mm): 59 | PCD (mm): 53.07 | Root dia (mm): 45.13 | Hub dia BD (mm): 39 | Hub length BL (mm): 25 | Pilot bore (mm): 10 | Max bore (mm): 20 | Double-strand hub length BBL (mm): 45
4014 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 14 | OD (mm): 63 | PCD (mm): 57.07 | Root dia (mm): 49.13 | Hub dia BD (mm): 43 | Hub length BL (mm): 25 | Pilot bore (mm): 10 | Max bore (mm): 24 | Double-strand hub length BBL (mm): 45
4015 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 15 | OD (mm): 67 | PCD (mm): 61.08 | Root dia (mm): 53.14 | Hub dia BD (mm): 46 | Hub length BL (mm): 32 | Pilot bore (mm): 10 | Max bore (mm): 28.5 | Double-strand hub length BBL (mm): 45
4016 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 16 | OD (mm): 71 | PCD (mm): 65.10 | Root dia (mm): 57.16 | Hub dia BD (mm): 51 | Hub length BL (mm): 32 | Pilot bore (mm): 12 | Max bore (mm): 30 | Double-strand hub length BBL (mm): 45
4017 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 17 | OD (mm): 76 | PCD (mm): 69.12 | Root dia (mm): 61.18 | Hub dia BD (mm): 54 | Hub length BL (mm): 32 | Pilot bore (mm): 12 | Max bore (mm): 32 | Double-strand hub length BBL (mm): 45
4018 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 18 | OD (mm): 80 | PCD (mm): 73.14 | Root dia (mm): 65.20 | Hub dia BD (mm): 57 | Hub length BL (mm): 32 | Pilot bore (mm): 12 | Max bore (mm): 35 | Double-strand hub length BBL (mm): 45
4019 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 19 | OD (mm): 84 | PCD (mm): 77.16 | Root dia (mm): 69.22 | Hub dia BD (mm): 60 | Hub length BL (mm): 35 | Pilot bore (mm): 12 | Max bore (mm): 42 | Double-strand hub length BBL (mm): 45
4020 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 20 | OD (mm): 88 | PCD (mm): 81.18 | Root dia (mm): 73.24 | Hub dia BD (mm): 60 | Hub length BL (mm): 35 | Pilot bore (mm): 12 | Max bore (mm): 42 | Double-strand hub length BBL (mm): 45
4021 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 21 | OD (mm): 92 | PCD (mm): 85.21 | Root dia (mm): 77.27 | Hub dia BD (mm): 60 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 42 | Double-strand hub length BBL (mm): 50
4022 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 22 | OD (mm): 96 | PCD (mm): 89.24 | Root dia (mm): 81.30 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4023 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 23 | OD (mm): 100 | PCD (mm): 93.27 | Root dia (mm): 85.33 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4024 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 24 | OD (mm): 104 | PCD (mm): 97.30 | Root dia (mm): 89.36 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4025 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 25 | OD (mm): 108 | PCD (mm): 101.33 | Root dia (mm): 93.39 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4026 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 26 | OD (mm): 112 | PCD (mm): 105.36 | Root dia (mm): 97.42 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4027 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 27 | OD (mm): 116 | PCD (mm): 109.40 | Root dia (mm): 101.46 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4028 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 28 | OD (mm): 120 | PCD (mm): 113.43 | Root dia (mm): 105.49 | Hub dia BD (mm): 85 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 50
4029 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 29 | OD (mm): 124 | PCD (mm): 117.46 | Root dia (mm): 109.52 | Hub dia BD (mm): 85 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 50
4030 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 30 | OD (mm): 128 | PCD (mm): 121.50 | Root dia (mm): 113.56 | Hub dia BD (mm): 85 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 50
4031 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 31 | OD (mm): 133 | PCD (mm): 125.53 | Root dia (mm): 117.59 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4032 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 32 | OD (mm): 137 | PCD (mm): 129.57 | Root dia (mm): 121.63 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4033 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 33 | OD (mm): 141 | PCD (mm): 133.61 | Root dia (mm): 125.67 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4034 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 34 | OD (mm): 145 | PCD (mm): 137.64 | Root dia (mm): 129.70 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4035 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 35 | OD (mm): 149 | PCD (mm): 141.68 | Root dia (mm): 133.74 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4036 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 36 | OD (mm): 153 | PCD (mm): 145.72 | Root dia (mm): 137.78 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4037 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 37 | OD (mm): 157 | PCD (mm): 149.75 | Root dia (mm): 141.81 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4038 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 38 | OD (mm): 161 | PCD (mm): 153.79 | Root dia (mm): 145.85 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4039 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 39 | OD (mm): 165 | PCD (mm): 157.83 | Root dia (mm): 149.89 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4040 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 40 | OD (mm): 169 | PCD (mm): 161.87 | Root dia (mm): 153.93 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4041 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 41 | OD (mm): 173 | PCD (mm): 165.91 | Root dia (mm): 157.97 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4042 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 42 | OD (mm): 177 | PCD (mm): 169.94 | Root dia (mm): 162.00 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4043 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 43 | OD (mm): 181 | PCD (mm): 173.98 | Root dia (mm): 166.04 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4044 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 44 | OD (mm): 185 | PCD (mm): 178.02 | Root dia (mm): 170.08 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4045 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 45 | OD (mm): 189 | PCD (mm): 182.06 | Root dia (mm): 174.12 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4046 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 46 | OD (mm): 193 | PCD (mm): 186.10 | Root dia (mm): 178.16 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 25 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4047 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 47 | OD (mm): 197 | PCD (mm): 190.14 | Root dia (mm): 182.20 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 25 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4048 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 48 | OD (mm): 201 | PCD (mm): 194.18 | Root dia (mm): 186.24 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 25 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4049 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 49 | OD (mm): 205 | PCD (mm): 198.22 | Root dia (mm): 190.28 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 25 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4050 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 50 | OD (mm): 209 | PCD (mm): 202.26 | Root dia (mm): 194.32 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 25 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4051 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 51 | OD (mm): 214 | PCD (mm): 206.30 | Root dia (mm): 198.36 | Hub dia BD (mm): 105 | Hub length BL (mm): 45 | Pilot bore (mm): 25 | Max bore (mm): 73.5 | Double-strand hub length BBL (mm): 55
4052 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 52 | OD (mm): 218 | PCD (mm): 210.34 | Root dia (mm): 202.40 | Hub dia BD (mm): 105 | Hub length BL (mm): 45 | Pilot bore (mm): 25 | Max bore (mm): 73.5 | Double-strand hub length BBL (mm): 55
4053 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 53 | OD (mm): 222 | PCD (mm): 214.38 | Root dia (mm): 206.44 | Hub dia BD (mm): 105 | Hub length BL (mm): 45 | Pilot bore (mm): 25 | Max bore (mm): 73.5 | Double-strand hub length BBL (mm): 55
4054 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 54 | OD (mm): 226 | PCD (mm): 218.42 | Root dia (mm): 210.48 | Hub dia BD (mm): 105 | Hub length BL (mm): 45 | Pilot bore (mm): 25 | Max bore (mm): 73.5 | Double-strand hub length BBL (mm): 55
4055 Chain: RS40 | Pitch (mm): 12.7 | Teeth: 55 | OD (mm): 230 | PCD (mm): 222.46 | Root dia (mm): 214.52 | Hub dia BD (mm): 105 | Hub length BL (mm): 45 | Pilot bore (mm): 25 | Max bore (mm): 73.5 | Double-strand hub length BBL (mm): 55
SprocketsSamyang Reducer
47 product codes available in this family
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Samyang Reducer Standard Roller Chain Sprocket RS40, Single Strand B Type with Hub (9 to 55 Teeth)

Brand Samyang Reducer·Sprockets

Available part numbers (47)

4009, 4010, 4011, 4012, 4013, 4014, 4015, 4016, 4017, 4018 + 37 more — see full table ↓

How to order

Send the Samyang Reducer part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codeSpec
4009Chain: RS40 | Pitch (mm): 12.7 | Teeth: 9 | OD (mm): 43 | PCD (mm): 37.13 | Root dia (mm): 29.19 | Hub dia BD (mm): 28 | Hub length BL (mm): 25 | Pilot bore (mm): 8 | Max bore (mm): 16 | Double-strand hub length BBL (mm): 45 | Note: SB groove type (marked * in catalog)
4010Chain: RS40 | Pitch (mm): 12.7 | Teeth: 10 | OD (mm): 47 | PCD (mm): 41.10 | Root dia (mm): 33.16 | Hub dia BD (mm): 32 | Hub length BL (mm): 25 | Pilot bore (mm): 8 | Max bore (mm): 16.5 | Double-strand hub length BBL (mm): 45 | Note: SB groove type (marked * in catalog)
4011Chain: RS40 | Pitch (mm): 12.7 | Teeth: 11 | OD (mm): 51 | PCD (mm): 45.08 | Root dia (mm): 37.14 | Hub dia BD (mm): 36 | Hub length BL (mm): 25 | Pilot bore (mm): 10 | Max bore (mm): 20 | Double-strand hub length BBL (mm): 45 | Note: SB groove type (marked * in catalog)
4012Chain: RS40 | Pitch (mm): 12.7 | Teeth: 12 | OD (mm): 55 | PCD (mm): 49.07 | Root dia (mm): 41.13 | Hub dia BD (mm): 39 | Hub length BL (mm): 25 | Pilot bore (mm): 10 | Max bore (mm): 20 | Double-strand hub length BBL (mm): 45 | Note: SB groove type (marked * in catalog)
4013Chain: RS40 | Pitch (mm): 12.7 | Teeth: 13 | OD (mm): 59 | PCD (mm): 53.07 | Root dia (mm): 45.13 | Hub dia BD (mm): 39 | Hub length BL (mm): 25 | Pilot bore (mm): 10 | Max bore (mm): 20 | Double-strand hub length BBL (mm): 45
4014Chain: RS40 | Pitch (mm): 12.7 | Teeth: 14 | OD (mm): 63 | PCD (mm): 57.07 | Root dia (mm): 49.13 | Hub dia BD (mm): 43 | Hub length BL (mm): 25 | Pilot bore (mm): 10 | Max bore (mm): 24 | Double-strand hub length BBL (mm): 45
4015Chain: RS40 | Pitch (mm): 12.7 | Teeth: 15 | OD (mm): 67 | PCD (mm): 61.08 | Root dia (mm): 53.14 | Hub dia BD (mm): 46 | Hub length BL (mm): 32 | Pilot bore (mm): 10 | Max bore (mm): 28.5 | Double-strand hub length BBL (mm): 45
4016Chain: RS40 | Pitch (mm): 12.7 | Teeth: 16 | OD (mm): 71 | PCD (mm): 65.10 | Root dia (mm): 57.16 | Hub dia BD (mm): 51 | Hub length BL (mm): 32 | Pilot bore (mm): 12 | Max bore (mm): 30 | Double-strand hub length BBL (mm): 45
4017Chain: RS40 | Pitch (mm): 12.7 | Teeth: 17 | OD (mm): 76 | PCD (mm): 69.12 | Root dia (mm): 61.18 | Hub dia BD (mm): 54 | Hub length BL (mm): 32 | Pilot bore (mm): 12 | Max bore (mm): 32 | Double-strand hub length BBL (mm): 45
4018Chain: RS40 | Pitch (mm): 12.7 | Teeth: 18 | OD (mm): 80 | PCD (mm): 73.14 | Root dia (mm): 65.20 | Hub dia BD (mm): 57 | Hub length BL (mm): 32 | Pilot bore (mm): 12 | Max bore (mm): 35 | Double-strand hub length BBL (mm): 45
4019Chain: RS40 | Pitch (mm): 12.7 | Teeth: 19 | OD (mm): 84 | PCD (mm): 77.16 | Root dia (mm): 69.22 | Hub dia BD (mm): 60 | Hub length BL (mm): 35 | Pilot bore (mm): 12 | Max bore (mm): 42 | Double-strand hub length BBL (mm): 45
4020Chain: RS40 | Pitch (mm): 12.7 | Teeth: 20 | OD (mm): 88 | PCD (mm): 81.18 | Root dia (mm): 73.24 | Hub dia BD (mm): 60 | Hub length BL (mm): 35 | Pilot bore (mm): 12 | Max bore (mm): 42 | Double-strand hub length BBL (mm): 45
4021Chain: RS40 | Pitch (mm): 12.7 | Teeth: 21 | OD (mm): 92 | PCD (mm): 85.21 | Root dia (mm): 77.27 | Hub dia BD (mm): 60 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 42 | Double-strand hub length BBL (mm): 50
4022Chain: RS40 | Pitch (mm): 12.7 | Teeth: 22 | OD (mm): 96 | PCD (mm): 89.24 | Root dia (mm): 81.30 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4023Chain: RS40 | Pitch (mm): 12.7 | Teeth: 23 | OD (mm): 100 | PCD (mm): 93.27 | Root dia (mm): 85.33 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4024Chain: RS40 | Pitch (mm): 12.7 | Teeth: 24 | OD (mm): 104 | PCD (mm): 97.30 | Root dia (mm): 89.36 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4025Chain: RS40 | Pitch (mm): 12.7 | Teeth: 25 | OD (mm): 108 | PCD (mm): 101.33 | Root dia (mm): 93.39 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4026Chain: RS40 | Pitch (mm): 12.7 | Teeth: 26 | OD (mm): 112 | PCD (mm): 105.36 | Root dia (mm): 97.42 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4027Chain: RS40 | Pitch (mm): 12.7 | Teeth: 27 | OD (mm): 116 | PCD (mm): 109.40 | Root dia (mm): 101.46 | Hub dia BD (mm): 70 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 49 | Double-strand hub length BBL (mm): 50
4028Chain: RS40 | Pitch (mm): 12.7 | Teeth: 28 | OD (mm): 120 | PCD (mm): 113.43 | Root dia (mm): 105.49 | Hub dia BD (mm): 85 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 50
4029Chain: RS40 | Pitch (mm): 12.7 | Teeth: 29 | OD (mm): 124 | PCD (mm): 117.46 | Root dia (mm): 109.52 | Hub dia BD (mm): 85 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 50
4030Chain: RS40 | Pitch (mm): 12.7 | Teeth: 30 | OD (mm): 128 | PCD (mm): 121.50 | Root dia (mm): 113.56 | Hub dia BD (mm): 85 | Hub length BL (mm): 35 | Pilot bore (mm): 16 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 50
4031Chain: RS40 | Pitch (mm): 12.7 | Teeth: 31 | OD (mm): 133 | PCD (mm): 125.53 | Root dia (mm): 117.59 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4032Chain: RS40 | Pitch (mm): 12.7 | Teeth: 32 | OD (mm): 137 | PCD (mm): 129.57 | Root dia (mm): 121.63 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4033Chain: RS40 | Pitch (mm): 12.7 | Teeth: 33 | OD (mm): 141 | PCD (mm): 133.61 | Root dia (mm): 125.67 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4034Chain: RS40 | Pitch (mm): 12.7 | Teeth: 34 | OD (mm): 145 | PCD (mm): 137.64 | Root dia (mm): 129.70 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4035Chain: RS40 | Pitch (mm): 12.7 | Teeth: 35 | OD (mm): 149 | PCD (mm): 141.68 | Root dia (mm): 133.74 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4036Chain: RS40 | Pitch (mm): 12.7 | Teeth: 36 | OD (mm): 153 | PCD (mm): 145.72 | Root dia (mm): 137.78 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4037Chain: RS40 | Pitch (mm): 12.7 | Teeth: 37 | OD (mm): 157 | PCD (mm): 149.75 | Root dia (mm): 141.81 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4038Chain: RS40 | Pitch (mm): 12.7 | Teeth: 38 | OD (mm): 161 | PCD (mm): 153.79 | Root dia (mm): 145.85 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4039Chain: RS40 | Pitch (mm): 12.7 | Teeth: 39 | OD (mm): 165 | PCD (mm): 157.83 | Root dia (mm): 149.89 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4040Chain: RS40 | Pitch (mm): 12.7 | Teeth: 40 | OD (mm): 169 | PCD (mm): 161.87 | Root dia (mm): 153.93 | Hub dia BD (mm): 85 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 59.5 | Double-strand hub length BBL (mm): 55
4041Chain: RS40 | Pitch (mm): 12.7 | Teeth: 41 | OD (mm): 173 | PCD (mm): 165.91 | Root dia (mm): 157.97 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4042Chain: RS40 | Pitch (mm): 12.7 | Teeth: 42 | OD (mm): 177 | PCD (mm): 169.94 | Root dia (mm): 162.00 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4043Chain: RS40 | Pitch (mm): 12.7 | Teeth: 43 | OD (mm): 181 | PCD (mm): 173.98 | Root dia (mm): 166.04 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4044Chain: RS40 | Pitch (mm): 12.7 | Teeth: 44 | OD (mm): 185 | PCD (mm): 178.02 | Root dia (mm): 170.08 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4045Chain: RS40 | Pitch (mm): 12.7 | Teeth: 45 | OD (mm): 189 | PCD (mm): 182.06 | Root dia (mm): 174.12 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 19 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4046Chain: RS40 | Pitch (mm): 12.7 | Teeth: 46 | OD (mm): 193 | PCD (mm): 186.10 | Root dia (mm): 178.16 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 25 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4047Chain: RS40 | Pitch (mm): 12.7 | Teeth: 47 | OD (mm): 197 | PCD (mm): 190.14 | Root dia (mm): 182.20 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 25 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4048Chain: RS40 | Pitch (mm): 12.7 | Teeth: 48 | OD (mm): 201 | PCD (mm): 194.18 | Root dia (mm): 186.24 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 25 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4049Chain: RS40 | Pitch (mm): 12.7 | Teeth: 49 | OD (mm): 205 | PCD (mm): 198.22 | Root dia (mm): 190.28 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 25 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4050Chain: RS40 | Pitch (mm): 12.7 | Teeth: 50 | OD (mm): 209 | PCD (mm): 202.26 | Root dia (mm): 194.32 | Hub dia BD (mm): 95 | Hub length BL (mm): 40 | Pilot bore (mm): 25 | Max bore (mm): 66.5 | Double-strand hub length BBL (mm): 55
4051Chain: RS40 | Pitch (mm): 12.7 | Teeth: 51 | OD (mm): 214 | PCD (mm): 206.30 | Root dia (mm): 198.36 | Hub dia BD (mm): 105 | Hub length BL (mm): 45 | Pilot bore (mm): 25 | Max bore (mm): 73.5 | Double-strand hub length BBL (mm): 55
4052Chain: RS40 | Pitch (mm): 12.7 | Teeth: 52 | OD (mm): 218 | PCD (mm): 210.34 | Root dia (mm): 202.40 | Hub dia BD (mm): 105 | Hub length BL (mm): 45 | Pilot bore (mm): 25 | Max bore (mm): 73.5 | Double-strand hub length BBL (mm): 55
4053Chain: RS40 | Pitch (mm): 12.7 | Teeth: 53 | OD (mm): 222 | PCD (mm): 214.38 | Root dia (mm): 206.44 | Hub dia BD (mm): 105 | Hub length BL (mm): 45 | Pilot bore (mm): 25 | Max bore (mm): 73.5 | Double-strand hub length BBL (mm): 55
4054Chain: RS40 | Pitch (mm): 12.7 | Teeth: 54 | OD (mm): 226 | PCD (mm): 218.42 | Root dia (mm): 210.48 | Hub dia BD (mm): 105 | Hub length BL (mm): 45 | Pilot bore (mm): 25 | Max bore (mm): 73.5 | Double-strand hub length BBL (mm): 55
4055Chain: RS40 | Pitch (mm): 12.7 | Teeth: 55 | OD (mm): 230 | PCD (mm): 222.46 | Root dia (mm): 214.52 | Hub dia BD (mm): 105 | Hub length BL (mm): 45 | Pilot bore (mm): 25 | Max bore (mm): 73.5 | Double-strand hub length BBL (mm): 55

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