• KBC RW / BW Automotive Water Pump Bearings
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KBC RW / BW Automotive Water Pump Bearings

KBC RW / BW Automotive Water Pump Bearings

KBC water pump bearings with integral shaft for automotive engine cooling pumps, in ball-roller (RW) and ball-ball (BW) designs. The impeller fits on one shaft end and the drive pulley on the other.

Key features

  • Integral shaft acts as inner ring, compact and light
  • RW ball-roller type for high belt and fan loads; BW ball-ball type
  • Surface-hardened shaft for bending-fatigue resistance
  • Polyamide cages and long-life water-resistant grease
  • 2-lip or 4-lip seals

Specifications

Application Automotive water pumps
Outer ring D 30, 35, 38.1, 42 mm
Cage Glass-fibre reinforced polyamide 66
Source KBC Rolling Bearings catalogue GB 41 500, p. 212-217; extra codes: KBC Ball Bearing catalogue GB 41 500/2 (Korean ed.)
RW306212 D: 30 mm | W: 23 mm | L: 79.8 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.152 kg
BW306201 D: 30 mm | W: 27 mm | L: 81.75 mm | d: 15.918 mm | Type: Ball-ball | Mass: 0.159 kg
RW306213 D: 30 mm | W: 30 mm | L: 83.5 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.174 kg
RW306211 D: 30 mm | W: 36 mm | L: 87.5 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.2 kg
RW306206 D: 30 mm | W: 38.894 mm | L: 68.39 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.2 kg
RW306201 D: 30 mm | W: 38.894 mm | L: 92.5 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.204 kg
RW306203 D: 30 mm | W: 38.894 mm | L: 103 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.225 kg
RW306202 D: 30 mm | W: 38.894 mm | L: 109.65 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.218 kg
RW357005 D: 35 mm | W: 36 mm | L: 90.2 mm | d: 18 mm | Type: Ball-roller | Mass: 0.265 kg
RW357002 D: 35 mm | W: 38.894 mm | L: 92.5 mm | d: 18 mm | Type: Ball-roller | Mass: 0.273 kg
RW357004 D: 35 mm | W: 38.894 mm | L: 95 mm | d: 18 mm | Type: Ball-roller | Mass: 0.265 kg
RW357001 D: 35 mm | W: 38.894 mm | L: 100.4 mm | d: 18 mm | Type: Ball-roller | Mass: 0.28 kg
RW357003 D: 35 mm | W: 38.894 mm | L: 103.2 mm | d: 18 mm | Type: Ball-roller | Mass: 0.29 kg
RW387401A D: 38.1 mm | W: 53.975 mm | L: 80.6 mm | d: 18.961 mm | Type: Ball-roller | Mass: 0.4 kg
RW428601 D: 42 mm | W: 46 mm | L: 110.5 mm | d: 22 mm | Type: Ball-roller | Mass: 0.458 kg
RW428602 D: 42 mm | W: 46 mm | L: 142 mm | d: 22 mm | Type: Ball-roller | Mass: 0.59 kg
RW306215 D: 30 mm | W: 38.894 mm | L: 108.8 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.204 kg
RW306216 D: 30 mm | W: 38.894 mm | L: 109.9 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.225 kg
RW306223 D: 30 mm | W: 38.894 mm | L: 115.9 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.218 kg
RW357007 D: 35 mm | W: 38.894 mm | L: 108 mm | d: 18 mm | Type: Ball-roller
RW357006 D: 35 mm | W: 30 mm | L: 96 mm | d: 18 mm | Type: Ball-roller
RW357010 D: 35 mm | W: 56 mm | L: 135.7 mm | d: 18 mm | Type: Ball-roller
RW367001 D: 36 mm | W: 38.894 mm | L: 90.7 mm | d: 18 mm | Type: Ball-roller
RW387404A D: 38.1 mm | W: 41.225 mm | L: 127.36 mm | d: 18.961 mm | Type: Ball-roller
RW428603 D: 42 mm | W: 32 mm | L: 83.4 mm | d: 22 mm | Type: Ball-roller
RW428620 D: 42 mm | W: 46 mm | L: 80 mm | d: 22 mm | Type: Ball-roller
RW428604 D: 42 mm | W: 46 mm | L: 115.5 mm | d: 22 mm | Type: Ball-roller
RW428605 D: 42 mm | W: 46 mm | L: 107.2 mm | d: 22 mm | Type: Ball-roller
RW428606 D: 42 mm | W: 46 mm | L: 109.9 mm | d: 22 mm | Type: Ball-roller
Bearing AccessoriesKBC Bearings
29 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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KBC RW / BW Automotive Water Pump Bearings

Brand KBC Bearings·Bearing Accessories

Available part numbers (29)

RW306212, BW306201, RW306213, RW306211, RW306206, RW306201, RW306203, RW306202, RW357005, RW357002 + 19 more — see full table ↓

How to order

Send the KBC Bearings 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 codes & specifications
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Product codeSpec
RW306212D: 30 mm | W: 23 mm | L: 79.8 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.152 kg
BW306201D: 30 mm | W: 27 mm | L: 81.75 mm | d: 15.918 mm | Type: Ball-ball | Mass: 0.159 kg
RW306213D: 30 mm | W: 30 mm | L: 83.5 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.174 kg
RW306211D: 30 mm | W: 36 mm | L: 87.5 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.2 kg
RW306206D: 30 mm | W: 38.894 mm | L: 68.39 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.2 kg
RW306201D: 30 mm | W: 38.894 mm | L: 92.5 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.204 kg
RW306203D: 30 mm | W: 38.894 mm | L: 103 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.225 kg
RW306202D: 30 mm | W: 38.894 mm | L: 109.65 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.218 kg
RW357005D: 35 mm | W: 36 mm | L: 90.2 mm | d: 18 mm | Type: Ball-roller | Mass: 0.265 kg
RW357002D: 35 mm | W: 38.894 mm | L: 92.5 mm | d: 18 mm | Type: Ball-roller | Mass: 0.273 kg
RW357004D: 35 mm | W: 38.894 mm | L: 95 mm | d: 18 mm | Type: Ball-roller | Mass: 0.265 kg
RW357001D: 35 mm | W: 38.894 mm | L: 100.4 mm | d: 18 mm | Type: Ball-roller | Mass: 0.28 kg
RW357003D: 35 mm | W: 38.894 mm | L: 103.2 mm | d: 18 mm | Type: Ball-roller | Mass: 0.29 kg
RW387401AD: 38.1 mm | W: 53.975 mm | L: 80.6 mm | d: 18.961 mm | Type: Ball-roller | Mass: 0.4 kg
RW428601D: 42 mm | W: 46 mm | L: 110.5 mm | d: 22 mm | Type: Ball-roller | Mass: 0.458 kg
RW428602D: 42 mm | W: 46 mm | L: 142 mm | d: 22 mm | Type: Ball-roller | Mass: 0.59 kg
RW306215D: 30 mm | W: 38.894 mm | L: 108.8 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.204 kg
RW306216D: 30 mm | W: 38.894 mm | L: 109.9 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.225 kg
RW306223D: 30 mm | W: 38.894 mm | L: 115.9 mm | d: 15.918 mm | Type: Ball-roller | Mass: 0.218 kg
RW357007D: 35 mm | W: 38.894 mm | L: 108 mm | d: 18 mm | Type: Ball-roller
RW357006D: 35 mm | W: 30 mm | L: 96 mm | d: 18 mm | Type: Ball-roller
RW357010D: 35 mm | W: 56 mm | L: 135.7 mm | d: 18 mm | Type: Ball-roller
RW367001D: 36 mm | W: 38.894 mm | L: 90.7 mm | d: 18 mm | Type: Ball-roller
RW387404AD: 38.1 mm | W: 41.225 mm | L: 127.36 mm | d: 18.961 mm | Type: Ball-roller
RW428603D: 42 mm | W: 32 mm | L: 83.4 mm | d: 22 mm | Type: Ball-roller
RW428620D: 42 mm | W: 46 mm | L: 80 mm | d: 22 mm | Type: Ball-roller
RW428604D: 42 mm | W: 46 mm | L: 115.5 mm | d: 22 mm | Type: Ball-roller
RW428605D: 42 mm | W: 46 mm | L: 107.2 mm | d: 22 mm | Type: Ball-roller
RW428606D: 42 mm | W: 46 mm | L: 109.9 mm | d: 22 mm | Type: Ball-roller

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