• NTN NA49 Machined-Ring Needle Roller Bearings, with Inner Ring
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NTN NA49 Machined-Ring Needle Roller Bearings, with Inner Ring

NTN NA49 Machined-Ring Needle Roller Bearings, with Inner Ring

NTN NA49 machined-ring needle roller bearings with inner ring, bore 5-440 mm, for shafts that cannot be hardened.

Key features

  • Machined outer ring, needle roller and cage assembly plus inner ring
  • For use where the shaft cannot serve as a raceway
  • NK+IR / NKS+IR: bearing and inner ring ordered as a set (IR d x F x B)
  • High radial load capacity in compact radial space

Specifications

Series NA49
Bearing type Machined-ring needle roller bearing
Size range 5-440 mm
Load rating unit kN
Brand NTN
Source NTN NTN Machined Ring Needle Roller Bearings catalogue, p. B-70-B-85
NA495T2 d: 5 mm | D: 13 mm | C: 10 mm | Cr: 2.67 kN | C0r: 2.35 kN
NA496T2T d: 6 mm | D: 15 mm | C: 10 mm | Cr: 3.15 kN | C0r: 3 kN
NA497 d: 7 mm | D: 17 mm | C: 10 mm | Cr: 3.6 kN | C0r: 3.65 kN
NA498CT d: 8 mm | D: 19 mm | C: 11 mm | Cr: 5.25 kN | C0r: 5.15 kN
NA499 d: 9 mm | D: 20 mm | C: 11 mm | Cr: 4.85 kN | C0r: 4.9 kN
NA4900R d: 10 mm | D: 22 mm | C: 13 mm | Cr: 8.6 kN | C0r: 9.2 kN
NA4901R d: 12 mm | D: 24 mm | C: 13 mm | Cr: 9.55 kN | C0r: 10.9 kN
NA4902R d: 15 mm | D: 28 mm | C: 13 mm | Cr: 10.3 kN | C0r: 12.8 kN
NA4903R d: 17 mm | D: 30 mm | C: 13 mm | Cr: 11.2 kN | C0r: 14.6 kN
NA4904RCT d: 20 mm | D: 37 mm | C: 17 mm | Cr: 21.3 kN | C0r: 25.5 kN
NA49/22R d: 22 mm | D: 39 mm | C: 17 mm | Cr: 23.2 kN | C0r: 29.3 kN
NA4905R d: 25 mm | D: 42 mm | C: 17 mm | Cr: 24 kN | C0r: 31.5 kN
NA49/28RCT d: 28 mm | D: 45 mm | C: 17 mm | Cr: 24.8 kN | C0r: 33.5 kN
NA4906R d: 30 mm | D: 47 mm | C: 17 mm | Cr: 25.5 kN | C0r: 35.5 kN
NA49/32R d: 32 mm | D: 52 mm | C: 20 mm | Cr: 31.5 kN | C0r: 47.5 kN
NA4907R d: 35 mm | D: 55 mm | C: 20 mm | Cr: 32 kN | C0r: 50 kN
NA4908RCT d: 40 mm | D: 62 mm | C: 22 mm | Cr: 43.5 kN | C0r: 66.5 kN
NA4909R d: 45 mm | D: 68 mm | C: 22 mm | Cr: 46 kN | C0r: 73 kN
NA4910R d: 50 mm | D: 72 mm | C: 22 mm | Cr: 48 kN | C0r: 80 kN
NA4911R d: 55 mm | D: 80 mm | C: 25 mm | Cr: 58.5 kN | C0r: 99.5 kN
NA4912R d: 60 mm | D: 85 mm | C: 25 mm | Cr: 61.5 kN | C0r: 108 kN
NA4913R d: 65 mm | D: 90 mm | C: 25 mm | Cr: 62.5 kN | C0r: 112 kN
NA4914R d: 70 mm | D: 100 mm | C: 30 mm | Cr: 85.5 kN | C0r: 156 kN
NA4915R d: 75 mm | D: 105 mm | C: 30 mm | Cr: 87 kN | C0r: 162 kN
NA4916R d: 80 mm | D: 110 mm | C: 30 mm | Cr: 90.5 kN | C0r: 174 kN
NA4917R d: 85 mm | D: 120 mm | C: 35 mm | Cr: 112 kN | C0r: 237 kN
NA4918R d: 90 mm | D: 125 mm | C: 35 mm | Cr: 116 kN | C0r: 252 kN
NA4919R d: 95 mm | D: 130 mm | C: 35 mm | Cr: 118 kN | C0r: 260 kN
NA4920 d: 100 mm | D: 140 mm | C: 40 mm | Cr: 127 kN | C0r: 260 kN
NA4922 d: 110 mm | D: 150 mm | C: 40 mm | Cr: 131 kN | C0r: 279 kN
NA4924 d: 120 mm | D: 165 mm | C: 45 mm | Cr: 180 kN | C0r: 380 kN
NA4926 d: 130 mm | D: 180 mm | C: 50 mm | Cr: 202 kN | C0r: 455 kN
NA4928 d: 140 mm | D: 190 mm | C: 50 mm | Cr: 209 kN | C0r: 485 kN
NA4930 d: 150 mm | D: 210 mm | C: 60 mm | Cr: 261 kN | C0r: 610 kN
NA4932 d: 160 mm | D: 220 mm | C: 60 mm | Cr: 270 kN | C0r: 650 kN
NA4934 d: 170 mm | D: 230 mm | C: 60 mm | Cr: 279 kN | C0r: 690 kN
NA4936 d: 180 mm | D: 250 mm | C: 69 mm | Cr: 375 kN | C0r: 890 kN
NA4938 d: 190 mm | D: 260 mm | C: 69 mm | Cr: 390 kN | C0r: 945 kN
NA4940 d: 200 mm | D: 280 mm | C: 80 mm | Cr: 505 kN | C0r: 1.18 kN
NA4944 d: 220 mm | D: 300 mm | C: 80 mm | Cr: 525 kN | C0r: 1.27 kN
NA4948 d: 240 mm | D: 320 mm | C: 80 mm | Cr: 540 kN | C0r: 1.35 kN
NA4952 d: 260 mm | D: 360 mm | C: 100 mm | Cr: 805 kN | C0r: 1.9 kN
NA4956 d: 280 mm | D: 380 mm | C: 100 mm | Cr: 835 kN | C0r: 2.03 kN
NA4960 d: 300 mm | D: 420 mm | C: 118 mm | Cr: - | C0r: 2.64 kN
NA4964 d: 320 mm | D: 440 mm | C: 118 mm | Cr: - | C0r: 2.82 kN
NA4968 d: 340 mm | D: 460 mm | C: 118 mm | Cr: 1.16 kN | C0r: 3 kN
NA4972 d: 360 mm | D: 480 mm | C: 118 mm | Cr: 1.2 kN | C0r: 3.2 kN
NA4976 d: 380 mm | D: 520 mm | C: 140 mm | Cr: 1.4 kN | C0r: 3.75 kN
NA4980 d: 400 mm | D: 540 mm | C: 140 mm | Cr: 1.45 kN | C0r: 4 kN
NA4984 d: 420 mm | D: 560 mm | C: 140 mm | Cr: 1.5 kN | C0r: 4.25 kN
NA4988 d: 440 mm | D: 600 mm | C: 160 mm | Cr: 1.75 kN | C0r: 4.6 kN
Needle Roller BearingsNTN
51 product codes available in this family
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NTN NA49 Machined-Ring Needle Roller Bearings, with Inner Ring

Brand NTN·Needle Roller Bearings

Available part numbers (51)

NA495T2, NA496T2T, NA497, NA498CT, NA499, NA4900R, NA4901R, NA4902R, NA4903R, NA4904RCT + 41 more — see full table ↓

How to order

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Product codes & specifications
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Product codeSpec
NA495T2d: 5 mm | D: 13 mm | C: 10 mm | Cr: 2.67 kN | C0r: 2.35 kN
NA496T2Td: 6 mm | D: 15 mm | C: 10 mm | Cr: 3.15 kN | C0r: 3 kN
NA497d: 7 mm | D: 17 mm | C: 10 mm | Cr: 3.6 kN | C0r: 3.65 kN
NA498CTd: 8 mm | D: 19 mm | C: 11 mm | Cr: 5.25 kN | C0r: 5.15 kN
NA499d: 9 mm | D: 20 mm | C: 11 mm | Cr: 4.85 kN | C0r: 4.9 kN
NA4900Rd: 10 mm | D: 22 mm | C: 13 mm | Cr: 8.6 kN | C0r: 9.2 kN
NA4901Rd: 12 mm | D: 24 mm | C: 13 mm | Cr: 9.55 kN | C0r: 10.9 kN
NA4902Rd: 15 mm | D: 28 mm | C: 13 mm | Cr: 10.3 kN | C0r: 12.8 kN
NA4903Rd: 17 mm | D: 30 mm | C: 13 mm | Cr: 11.2 kN | C0r: 14.6 kN
NA4904RCTd: 20 mm | D: 37 mm | C: 17 mm | Cr: 21.3 kN | C0r: 25.5 kN
NA49/22Rd: 22 mm | D: 39 mm | C: 17 mm | Cr: 23.2 kN | C0r: 29.3 kN
NA4905Rd: 25 mm | D: 42 mm | C: 17 mm | Cr: 24 kN | C0r: 31.5 kN
NA49/28RCTd: 28 mm | D: 45 mm | C: 17 mm | Cr: 24.8 kN | C0r: 33.5 kN
NA4906Rd: 30 mm | D: 47 mm | C: 17 mm | Cr: 25.5 kN | C0r: 35.5 kN
NA49/32Rd: 32 mm | D: 52 mm | C: 20 mm | Cr: 31.5 kN | C0r: 47.5 kN
NA4907Rd: 35 mm | D: 55 mm | C: 20 mm | Cr: 32 kN | C0r: 50 kN
NA4908RCTd: 40 mm | D: 62 mm | C: 22 mm | Cr: 43.5 kN | C0r: 66.5 kN
NA4909Rd: 45 mm | D: 68 mm | C: 22 mm | Cr: 46 kN | C0r: 73 kN
NA4910Rd: 50 mm | D: 72 mm | C: 22 mm | Cr: 48 kN | C0r: 80 kN
NA4911Rd: 55 mm | D: 80 mm | C: 25 mm | Cr: 58.5 kN | C0r: 99.5 kN
NA4912Rd: 60 mm | D: 85 mm | C: 25 mm | Cr: 61.5 kN | C0r: 108 kN
NA4913Rd: 65 mm | D: 90 mm | C: 25 mm | Cr: 62.5 kN | C0r: 112 kN
NA4914Rd: 70 mm | D: 100 mm | C: 30 mm | Cr: 85.5 kN | C0r: 156 kN
NA4915Rd: 75 mm | D: 105 mm | C: 30 mm | Cr: 87 kN | C0r: 162 kN
NA4916Rd: 80 mm | D: 110 mm | C: 30 mm | Cr: 90.5 kN | C0r: 174 kN
NA4917Rd: 85 mm | D: 120 mm | C: 35 mm | Cr: 112 kN | C0r: 237 kN
NA4918Rd: 90 mm | D: 125 mm | C: 35 mm | Cr: 116 kN | C0r: 252 kN
NA4919Rd: 95 mm | D: 130 mm | C: 35 mm | Cr: 118 kN | C0r: 260 kN
NA4920d: 100 mm | D: 140 mm | C: 40 mm | Cr: 127 kN | C0r: 260 kN
NA4922d: 110 mm | D: 150 mm | C: 40 mm | Cr: 131 kN | C0r: 279 kN
NA4924d: 120 mm | D: 165 mm | C: 45 mm | Cr: 180 kN | C0r: 380 kN
NA4926d: 130 mm | D: 180 mm | C: 50 mm | Cr: 202 kN | C0r: 455 kN
NA4928d: 140 mm | D: 190 mm | C: 50 mm | Cr: 209 kN | C0r: 485 kN
NA4930d: 150 mm | D: 210 mm | C: 60 mm | Cr: 261 kN | C0r: 610 kN
NA4932d: 160 mm | D: 220 mm | C: 60 mm | Cr: 270 kN | C0r: 650 kN
NA4934d: 170 mm | D: 230 mm | C: 60 mm | Cr: 279 kN | C0r: 690 kN
NA4936d: 180 mm | D: 250 mm | C: 69 mm | Cr: 375 kN | C0r: 890 kN
NA4938d: 190 mm | D: 260 mm | C: 69 mm | Cr: 390 kN | C0r: 945 kN
NA4940d: 200 mm | D: 280 mm | C: 80 mm | Cr: 505 kN | C0r: 1.18 kN
NA4944d: 220 mm | D: 300 mm | C: 80 mm | Cr: 525 kN | C0r: 1.27 kN
NA4948d: 240 mm | D: 320 mm | C: 80 mm | Cr: 540 kN | C0r: 1.35 kN
NA4952d: 260 mm | D: 360 mm | C: 100 mm | Cr: 805 kN | C0r: 1.9 kN
NA4956d: 280 mm | D: 380 mm | C: 100 mm | Cr: 835 kN | C0r: 2.03 kN
NA4960d: 300 mm | D: 420 mm | C: 118 mm | Cr: - | C0r: 2.64 kN
NA4964d: 320 mm | D: 440 mm | C: 118 mm | Cr: - | C0r: 2.82 kN
NA4968d: 340 mm | D: 460 mm | C: 118 mm | Cr: 1.16 kN | C0r: 3 kN
NA4972d: 360 mm | D: 480 mm | C: 118 mm | Cr: 1.2 kN | C0r: 3.2 kN
NA4976d: 380 mm | D: 520 mm | C: 140 mm | Cr: 1.4 kN | C0r: 3.75 kN
NA4980d: 400 mm | D: 540 mm | C: 140 mm | Cr: 1.45 kN | C0r: 4 kN
NA4984d: 420 mm | D: 560 mm | C: 140 mm | Cr: 1.5 kN | C0r: 4.25 kN
NA4988d: 440 mm | D: 600 mm | C: 160 mm | Cr: 1.75 kN | C0r: 4.6 kN

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