K Series

K Series

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  • K Series
  • K Series

Needle roller bearings are bearings with cylindrical rollers that are small in diameter relative to their length. The modified roller/raceway profile prevents stress peaks to extend bearing service life.

InquiryBearing Designation Shaft Diameter（mm）Weight(Kg)Boundary Dimensions(mm) Basic Load Rating(N) Limiting Speed(rpm)
Current CodeOriginal CodeFwDCDynamicStatic Oil
K25X29X17 59241/25 25 13.7 25 29 17 14500 25500 16000
K25X29X13 39241/25 25 10.4 25 29 13 10800 17900 16000
K25X29X10 29241/25 25 8.3 25 29 10 9700 14900 16000
K26X30X22 26 12.3 26 30 22 15200 28000 16000
K26X31X13 26 9.9 26 31 13 12400 18400 15000
K26X30X17 26 15 26 30 17 14700 27000 16000
K26X30X13 26 11.4 26 30 13 11100 18700 16000
K26X30X10 26 9 26 30 10 9500 15500 16000
K27X32X17 27 29 27 32 27 16000 34000 17000
K28X40X25 28 71 28 40 25 45000 54500 12000
K28X36X16 28 40 28 36 16 34000 47000 11000
K28X40X18 28 50 28 40 18 33000 36500 12000
K28X33X27 TN 79241/28 28 19 28 33 27 22800 40500 14000
K28X34X17 39242/28 28 24.2 28 34 17 21300 35000 14000
K28X35X16 19243/28 28 26 28 35 16 21000 29000 14000
K28X35X18 28 31 28 35 18 23500 33500 14000
K28X35X20 29243/28 28 35 28 35 20 24000 34000 14000
K28X35X27 28 47 28 35 27 34500 54500 14000
K28X33X17 49241/28 28 19.5 28 33 17 19100 33000 14000
K28X33X13 29241/25 28 15.2 28 33 13 14800 23600 14000
K28X32X17 9242/28 28 18.2 28 32 17 15000 32400 14000
K28X32X16.5 28 16 28 32 16.5 15000 32400 14000
K30X42X44.1 30 30 42 44.1
K30X35X26 30 32 30 35 26 23500 43500 12000
K30X40X27 92401/30T 30 60 30 40 27
K30X40X30 49243/30 30 78 30 40 30 48500 68500 13000
K30X40X18 30 44 30 40 18 31500 39500 12000
K30X39X21 30 30 39 21
K30X38X25 29244/30 30 43 30 38 25 16000 390000 13000
K30X37X16 19243/30 30 26.4 30 37 16 22500 33000 13000
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