Needle Roller Bearings-The QWE Company

Needle roller bearings are roller bearings with cylindrical rollers that are thin and long relative to their diameter. Such rollers are called needle rollers. Despite having a smaller section, the bearing still has a high load carrying capacity. The needl··

Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
NKIA5902	15 mm	28 mm	18 mm	11.2 N	15.3 N	19000 rpm	22000 rpm
NKIB5902	15 mm	28 mm	20 mm	11.2 N	15.3 N	19000 rpm	22000 rpm
NKIA5903	17 mm	30 mm	18 mm	11.4 N	16.3 N	18000 rpm	20000 rpm
NKIB5903	17 mm	30 mm	20 mm	11.4 N	16.3 N	18000 rpm	20000 rpm
NKIA5904	20 mm	37 mm	23 mm	21.6 N	28 N	15000 rpm	17000 rpm
NKIB5904	20 mm	37 mm	25 mm	21.6 N	28 N	15000 rpm	17000 rpm
NKIA59/22	22 mm	39 mm	23 mm	23.3 N	32 N	14000 rpm	15000 rpm
NKIB59/22	22 mm	39 mm	25 mm	23.3 N	32 N	14000 rpm	15000 rpm
NKIA5905	25 mm	42 mm	23 mm	24.2 N	34.5 N	13000 rpm	15000 rpm
NKIB5905	25 mm	42 mm	25 mm	24.2 N	34.5 N	13000 rpm	15000 rpm
NKIA5906	30 mm	47 mm	23 mm	25.5 N	39 N	11000 rpm	13000 rpm
NKIB5906	30 mm	47 mm	25 mm	25.5 N	39 N	11000 rpm	13000 rpm
NKIA5907	35 mm	55 mm	27 mm	31.9 N	54 N	9500 rpm	11000 rpm
NKIB5907	35 mm	55 mm	30 mm	31.9 N	54 N	9500 rpm	11000 rpm
NKIA5908	40 mm	62 mm	30 mm	42.9 N	71 N	8000 rpm	9500 rpm
NKIB5908	40 mm	62 mm	34 mm	42.9 N	71 N	8000 rpm	9500 rpm
NKIA5909	45 mm	68 mm	30 mm	45.7 N	78 N	7500 rpm	8500 rpm
NKIB5909	45 mm	68 mm	34 mm	45.7 N	78 N	7500 rpm	8500 rpm
NKIA5910	50 mm	72 mm	30 mm	47.3 N	85 N	7000 rpm	8000 rpm
NKIB5910	50 mm	72 mm	34 mm	47.3 N	85 N	7000 rpm	8000 rpm

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