Needle Roller Bearings

AGA 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.

AGA supplies needle roller bearings in many different designs, series and in a wide range of sizes, which makes them appropriate for a wide variety of operating conditions and applications.


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Down		 Inquiry Model Full Complement Bore Diameter Outer Diameter Width Basic Load Rating Limiting Speed
[mm] [mm] [mm] (kN) [r/min]
RPNA 25/42 25 42 20 19 32.5
RPNA 30/47 30 47 20 22.9 38
RPNA 35/52 35 52 20 24.6 45
RPNA 40/55 40 55 20 26.4 51
RPNA 45/62 45 62 20 27.5 57
NKIA 5901 12 24 16 —— 8.09
NKIB 5901 12 24 17.5 16 8.09
NKIA 5902 15 28 18 —— 11.2
NKIB 5902 15 28 20 18 11.2
NKIA 5903 17 30 18 —— 11.4
NKIB 5903 17 30 20 18 11.4
NKIA 5904 20 37 23 —— 21.6
NKIB 5904 20 37 25 23 21.6
NKIA 59/22 22 39 23 —— 23.3
NKIB 59/22 22 39 25 23 23.3
NKIA 5905 25 42 23 —— 24.2
NKIB 5905 25 42 25 23 24.2
NKIA 5906 30 47 23 —— 25.5
NKIB 5906 30 47 25 23 25.5
NKIA 5907 35 55 27 —— 31.9