Aligning Heavy Duty Needle Roller Bearings With or Without Inner Ring

Product Description

MBY® Needle roller bearings are roller bearings with cylindrical rollers that are small in diameter but long in length (L/D≥2.5). MBY® Needle roller bearings have a high radial load carrying capacity. And since they have a low cross section, needle roller bearings are extremely suitable for bearing applications where the radial space is limited.

MBY® offers a wide range of needle roller bearings including needle roller & cage assemblies, drawn cup and solid needle roller bearings. They can also be specified as cam followers and track roller bearings by applications. The major application markets include automotive, consumer product and general industrial goods.

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Shaft Diameter	Bearing Designation	Mass Approx	Boundary Dimensions						Basic Load Rating		Limiting Speed
			D	FW	D	B	D1	S	Cr Dynamic	Cor  Static	Oil
mm		g	mm						N		rpm
without inner ring
12	PNA12/28	37	12	15	28	12	24.5	0.5	4660	5700	24000
15	PNA15/32	62	15	18	32	16	27	0.5	9800	14000	22000
17	PNA17/35	73	17	20	35	16	30.5	0.5	10500	15500	21000
20	PNA20/42	136	20	25	42	20	36.5	0.5	14900	27800	18000
22	PNA22/44	145	22	28	44	20	38.5	0.5	20500	31900	16000
25	PNA25/47	157	25	30	47	20	42	0.5	20980	33500	15000
30	PNA30/52	181	30	35	52	20	47.5	0.5	21500	39600	13000
35	PNA35/55	177	35	40	55	20	50.5	0.5	24000	44700	11000
40	PNA40/62	227	40	45	62	20	58	0.5	24800	50900	10000
15	RPNA15/28	32	0	15	28	12	24.5	0	4660	5700	24000
18	RPNA18/32	52	0	18	32	16	27	0	9800	14000	22000
20	RPNA20/35	62	0	20	35	16	30.5	0	10500	15500	21000
25	RPNA25/42	109	0	25	42	20	36.5	0	14900	27800	18000
28	RPNA28/44	112	0	28	44	20	38.5	0	20500	31900	16000
30	RPNA30/47	125	0	30	47	20	42	0	20980	33500	15000
35	RPNA35/52	131	0	35	52	20	47.5	0	21500	39600	13000
40	RPNA40/55	141	0	40	55	20	50.5	0	24000	44700	11000
45	RPNA45/62	176	0	45	62	20	58	0	24800	50900	10000