• NTN KR / KRV Cam Followers (Stud Type Track Rollers)
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NTN KR / KRV Cam Followers (Stud Type Track Rollers)

NTN KR / KRV Cam Followers (Stud Type Track Rollers)

NTN KR (caged) and KRV (full complement) cam followers with integral threaded stud, in open and sealed (LL) types, with hexagon socket (H) versions.

Key features

  • Integral threaded stud for simple mounting
  • KR: caged needle rollers; KRV: full complement
  • LL suffix: sealed; H suffix: hexagon socket in stud head
  • Used on cams, conveyors and linear guides

Specifications

Product type Stud type track roller (cam follower)
Load rating unit kN
Brand NTN
Product category Track Rollers
Dimension unit mm
Source NTN NTN Ball and Roller Bearings catalogue, p. 211-212
KR10T2H/3A D: 10 mm | C: 7 mm | d1: 4 mm | B1: 17 mm | Cr: 1.51 kN | C0r: 1.14 kN
KR10T2LLH D: 10 mm | C: 7 mm | d1: 4 mm | B1: 17 mm | Cr: 1.51 kN | C0r: 1.14 kN
KRV10H D: 10 mm | C: 7 mm | d1: 4 mm | B1: 17 mm | Cr: 2.33 kN | C0r: 2.4 kN
KRV10LLH D: 10 mm | C: 7 mm | d1: 4 mm | B1: 17 mm | Cr: 2.33 kN | C0r: 2.4 kN
KR12T2H/3A D: 12 mm | C: 8 mm | d1: 4.8 mm | B1: 20 mm | Cr: 2.03 kN | C0r: 1.55 kN
KR12T2LLH D: 12 mm | C: 8 mm | d1: 4.8 mm | B1: 20 mm | Cr: 2.03 kN | C0r: 1.55 kN
KRV12H D: 12 mm | C: 8 mm | d1: 4.8 mm | B1: 20 mm | Cr: 3.35 kN | C0r: 3.55 kN
KRV12LLH D: 12 mm | C: 8 mm | d1: 4.8 mm | B1: 20 mm | Cr: 3.35 kN | C0r: 3.55 kN
KR13T2H/3A D: 13 mm | C: 9 mm | d1: 5.75 mm | B1: 23 mm | Cr: 2.48 kN | C0r: 2.07 kN
KR13T2LLH D: 13 mm | C: 9 mm | d1: 5.75 mm | B1: 23 mm | Cr: 2.48 kN | C0r: 2.07 kN
KRV13H D: 13 mm | C: 9 mm | d1: 5.75 mm | B1: 23 mm | Cr: 4.3 kN | C0r: 5.05 kN
KRV13LLH D: 13 mm | C: 9 mm | d1: 5.75 mm | B1: 23 mm | Cr: 4.3 kN | C0r: 5.05 kN
KR16 D: 16 mm | C: 11 mm | d1: 8 mm | B1: 28 mm | Cr: 4.1 kN | C0r: 4.25 kN
KR16LL D: 16 mm | C: 11 mm | d1: 8 mm | B1: 28 mm | Cr: 4.1 kN | C0r: 4.25 kN
KRV16 D: 16 mm | C: 11 mm | d1: 8 mm | B1: 28 mm | Cr: 6.25 kN | C0r: 8.9 kN
KRV16LL D: 16 mm | C: 11 mm | d1: 8 mm | B1: 28 mm | Cr: 6.25 kN | C0r: 8.9 kN
KR19 D: 19 mm | C: 11 mm | d1: 10 mm | B1: 32 mm | Cr: 4.5 kN | C0r: 5.1 kN
KR19LL D: 19 mm | C: 11 mm | d1: 10 mm | B1: 32 mm | Cr: 4.5 kN | C0r: 5.1 kN
KRV19 D: 19 mm | C: 11 mm | d1: 10 mm | B1: 32 mm | Cr: 7.2 kN | C0r: 11.2 kN
KRV19LL D: 19 mm | C: 11 mm | d1: 10 mm | B1: 32 mm | Cr: 7.2 kN | C0r: 11.2 kN
KR22 D: 22 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 5.05 kN | C0r: 6.25 kN
KR22LL D: 22 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 5.05 kN | C0r: 6.25 kN
KRV22 D: 22 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 7.9 kN | C0r: 13.3 kN
KRV22LL D: 22 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 7.9 kN | C0r: 13.3 kN
KR26 D: 26 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 5.05 kN | C0r: 6.25 kN
KR26LL D: 26 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 5.05 kN | C0r: 6.25 kN
KRV26 D: 26 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 7.9 kN | C0r: 13.3 kN
KRV26LL D: 26 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 7.9 kN | C0r: 13.3 kN
KR30 D: 30 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 7.5 kN | C0r: 9.1 kN
KR30LL D: 30 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 7.5 kN | C0r: 9.1 kN
KRV30 D: 30 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 11.7 kN | C0r: 19.5 kN
KRV30LL D: 30 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 11.7 kN | C0r: 19.5 kN
KR32 D: 32 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 7.5 kN | C0r: 9.1 kN
KR32LL D: 32 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 7.5 kN | C0r: 9.1 kN
KRV32 D: 32 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 11.7 kN | C0r: 19.5 kN
KRV32LL D: 32 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 11.7 kN | C0r: 19.5 kN
KR35 D: 35 mm | C: 18 mm | d1: 18 mm | B1: 52 mm | Cr: 11.8 kN | C0r: 17.3 kN
KR35LL D: 35 mm | C: 18 mm | d1: 18 mm | B1: 52 mm | Cr: 11.8 kN | C0r: 17.3 kN
KRV35 D: 35 mm | C: 18 mm | d1: 19 mm | B1: 52 mm | Cr: 17.2 kN | C0r: 33 kN
KRV35LL D: 35 mm | C: 18 mm | d1: 19 mm | B1: 52 mm | Cr: 17.2 kN | C0r: 33 kN
KR40 D: 40 mm | C: 20 mm | d1: 22 mm | B1: 58 mm | Cr: 13.6 kN | C0r: 22.1 kN
KR40LL D: 40 mm | C: 20 mm | d1: 22 mm | B1: 58 mm | Cr: 13.6 kN | C0r: 22.1 kN
KRV40 D: 40 mm | C: 20 mm | d1: 22 mm | B1: 58 mm | Cr: 18.9 kN | C0r: 40.5 kN
KRV40LL D: 40 mm | C: 20 mm | d1: 22 mm | B1: 58 mm | Cr: 18.9 kN | C0r: 40.5 kN
KR47 D: 47 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 20.3 kN | C0r: 33 kN
KR47LL D: 47 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 20.3 kN | C0r: 33 kN
KRV47 D: 47 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 28.3 kN | C0r: 60 kN
KRV47LL D: 47 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 28.3 kN | C0r: 60 kN
KR52 D: 52 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 20.3 kN | C0r: 33 kN
KR52LL D: 52 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 20.3 kN | C0r: 33 kN
KRV52 D: 52 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 28.3 kN | C0r: 60 kN
KRV52LL D: 52 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 28.3 kN | C0r: 60 kN
KR22xLL D: 52 mm | C: 0 mm | d1: - | B1: - | Cr: - | C0r: -
KR62 D: 62 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 29.1 kN | C0r: 55 kN
KR62LL D: 62 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 29.1 kN | C0r: 55 kN
KRV62 D: 62 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 39 kN | C0r: 96.5 kN
KRV62LL D: 62 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 39 kN | C0r: 96.5 kN
KR72 D: 72 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 29.1 kN | C0r: 55 kN
KR72LL D: 72 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 29.1 kN | C0r: 55 kN
KRV72 D: 72 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 39 kN | C0r: 96.5 kN
KRV72LL D: 72 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 39 kN | C0r: 96.5 kN
KR80 D: 80 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KR80LL D: 80 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KRV80 D: 80 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 57 kN | C0r: 144 kN
KRV80LL D: 80 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 57 kN | C0r: 144 kN
KR85 D: 85 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KR85LL D: 85 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KR90 D: 90 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KR90LL D: 90 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KRV90 D: 90 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 57 kN | C0r: 144 kN
KRV90LL D: 90 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 57 kN | C0r: 144 kN
Track RollersNTN
71 product codes available in this family
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NTN KR / KRV Cam Followers (Stud Type Track Rollers)

Brand NTN·Track Rollers

Available part numbers (71)

KR10T2H/3A, KR10T2LLH, KRV10H, KRV10LLH, KR12T2H/3A, KR12T2LLH, KRV12H, KRV12LLH, KR13T2H/3A, KR13T2LLH + 61 more — see full table ↓

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Product codes & specifications
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Product codeSpec
KR10T2H/3AD: 10 mm | C: 7 mm | d1: 4 mm | B1: 17 mm | Cr: 1.51 kN | C0r: 1.14 kN
KR10T2LLHD: 10 mm | C: 7 mm | d1: 4 mm | B1: 17 mm | Cr: 1.51 kN | C0r: 1.14 kN
KRV10HD: 10 mm | C: 7 mm | d1: 4 mm | B1: 17 mm | Cr: 2.33 kN | C0r: 2.4 kN
KRV10LLHD: 10 mm | C: 7 mm | d1: 4 mm | B1: 17 mm | Cr: 2.33 kN | C0r: 2.4 kN
KR12T2H/3AD: 12 mm | C: 8 mm | d1: 4.8 mm | B1: 20 mm | Cr: 2.03 kN | C0r: 1.55 kN
KR12T2LLHD: 12 mm | C: 8 mm | d1: 4.8 mm | B1: 20 mm | Cr: 2.03 kN | C0r: 1.55 kN
KRV12HD: 12 mm | C: 8 mm | d1: 4.8 mm | B1: 20 mm | Cr: 3.35 kN | C0r: 3.55 kN
KRV12LLHD: 12 mm | C: 8 mm | d1: 4.8 mm | B1: 20 mm | Cr: 3.35 kN | C0r: 3.55 kN
KR13T2H/3AD: 13 mm | C: 9 mm | d1: 5.75 mm | B1: 23 mm | Cr: 2.48 kN | C0r: 2.07 kN
KR13T2LLHD: 13 mm | C: 9 mm | d1: 5.75 mm | B1: 23 mm | Cr: 2.48 kN | C0r: 2.07 kN
KRV13HD: 13 mm | C: 9 mm | d1: 5.75 mm | B1: 23 mm | Cr: 4.3 kN | C0r: 5.05 kN
KRV13LLHD: 13 mm | C: 9 mm | d1: 5.75 mm | B1: 23 mm | Cr: 4.3 kN | C0r: 5.05 kN
KR16D: 16 mm | C: 11 mm | d1: 8 mm | B1: 28 mm | Cr: 4.1 kN | C0r: 4.25 kN
KR16LLD: 16 mm | C: 11 mm | d1: 8 mm | B1: 28 mm | Cr: 4.1 kN | C0r: 4.25 kN
KRV16D: 16 mm | C: 11 mm | d1: 8 mm | B1: 28 mm | Cr: 6.25 kN | C0r: 8.9 kN
KRV16LLD: 16 mm | C: 11 mm | d1: 8 mm | B1: 28 mm | Cr: 6.25 kN | C0r: 8.9 kN
KR19D: 19 mm | C: 11 mm | d1: 10 mm | B1: 32 mm | Cr: 4.5 kN | C0r: 5.1 kN
KR19LLD: 19 mm | C: 11 mm | d1: 10 mm | B1: 32 mm | Cr: 4.5 kN | C0r: 5.1 kN
KRV19D: 19 mm | C: 11 mm | d1: 10 mm | B1: 32 mm | Cr: 7.2 kN | C0r: 11.2 kN
KRV19LLD: 19 mm | C: 11 mm | d1: 10 mm | B1: 32 mm | Cr: 7.2 kN | C0r: 11.2 kN
KR22D: 22 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 5.05 kN | C0r: 6.25 kN
KR22LLD: 22 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 5.05 kN | C0r: 6.25 kN
KRV22D: 22 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 7.9 kN | C0r: 13.3 kN
KRV22LLD: 22 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 7.9 kN | C0r: 13.3 kN
KR26D: 26 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 5.05 kN | C0r: 6.25 kN
KR26LLD: 26 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 5.05 kN | C0r: 6.25 kN
KRV26D: 26 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 7.9 kN | C0r: 13.3 kN
KRV26LLD: 26 mm | C: 12 mm | d1: 12 mm | B1: 36 mm | Cr: 7.9 kN | C0r: 13.3 kN
KR30D: 30 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 7.5 kN | C0r: 9.1 kN
KR30LLD: 30 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 7.5 kN | C0r: 9.1 kN
KRV30D: 30 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 11.7 kN | C0r: 19.5 kN
KRV30LLD: 30 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 11.7 kN | C0r: 19.5 kN
KR32D: 32 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 7.5 kN | C0r: 9.1 kN
KR32LLD: 32 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 7.5 kN | C0r: 9.1 kN
KRV32D: 32 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 11.7 kN | C0r: 19.5 kN
KRV32LLD: 32 mm | C: 14 mm | d1: 15 mm | B1: 40 mm | Cr: 11.7 kN | C0r: 19.5 kN
KR35D: 35 mm | C: 18 mm | d1: 18 mm | B1: 52 mm | Cr: 11.8 kN | C0r: 17.3 kN
KR35LLD: 35 mm | C: 18 mm | d1: 18 mm | B1: 52 mm | Cr: 11.8 kN | C0r: 17.3 kN
KRV35D: 35 mm | C: 18 mm | d1: 19 mm | B1: 52 mm | Cr: 17.2 kN | C0r: 33 kN
KRV35LLD: 35 mm | C: 18 mm | d1: 19 mm | B1: 52 mm | Cr: 17.2 kN | C0r: 33 kN
KR40D: 40 mm | C: 20 mm | d1: 22 mm | B1: 58 mm | Cr: 13.6 kN | C0r: 22.1 kN
KR40LLD: 40 mm | C: 20 mm | d1: 22 mm | B1: 58 mm | Cr: 13.6 kN | C0r: 22.1 kN
KRV40D: 40 mm | C: 20 mm | d1: 22 mm | B1: 58 mm | Cr: 18.9 kN | C0r: 40.5 kN
KRV40LLD: 40 mm | C: 20 mm | d1: 22 mm | B1: 58 mm | Cr: 18.9 kN | C0r: 40.5 kN
KR47D: 47 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 20.3 kN | C0r: 33 kN
KR47LLD: 47 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 20.3 kN | C0r: 33 kN
KRV47D: 47 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 28.3 kN | C0r: 60 kN
KRV47LLD: 47 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 28.3 kN | C0r: 60 kN
KR52D: 52 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 20.3 kN | C0r: 33 kN
KR52LLD: 52 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 20.3 kN | C0r: 33 kN
KRV52D: 52 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 28.3 kN | C0r: 60 kN
KRV52LLD: 52 mm | C: 24 mm | d1: 25 mm | B1: 66 mm | Cr: 28.3 kN | C0r: 60 kN
KR22xLLD: 52 mm | C: 0 mm | d1: - | B1: - | Cr: - | C0r: -
KR62D: 62 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 29.1 kN | C0r: 55 kN
KR62LLD: 62 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 29.1 kN | C0r: 55 kN
KRV62D: 62 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 39 kN | C0r: 96.5 kN
KRV62LLD: 62 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 39 kN | C0r: 96.5 kN
KR72D: 72 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 29.1 kN | C0r: 55 kN
KR72LLD: 72 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 29.1 kN | C0r: 55 kN
KRV72D: 72 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 39 kN | C0r: 96.5 kN
KRV72LLD: 72 mm | C: 29 mm | d1: 30 mm | B1: 80 mm | Cr: 39 kN | C0r: 96.5 kN
KR80D: 80 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KR80LLD: 80 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KRV80D: 80 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 57 kN | C0r: 144 kN
KRV80LLD: 80 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 57 kN | C0r: 144 kN
KR85D: 85 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KR85LLD: 85 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KR90D: 90 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KR90LLD: 90 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 44 kN | C0r: 86.5 kN
KRV90D: 90 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 57 kN | C0r: 144 kN
KRV90LLD: 90 mm | C: 35 mm | d1: 38 mm | B1: 100 mm | Cr: 57 kN | C0r: 144 kN

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