Inch series bore 1.016-9.525mm

Inch series bore 1.016-9.525mm

Inch series

Inch series bore 1.016-9.525mm

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Dimensions（mm)					Rated load(N)		Rated load{kgf}		Rated speed (min)^-1		Bearing Designation		Install Dimensions(mm)					Weight(g)(reference)
d	D	B	B₁	γ(Minimum)	C_r	C_or	C_r	C_or	Grease lubrication Open-type Z·ZZ	Oil lubrication Open-type Z	Open-type	Dust-proof cap type	d_a（Minimum）	d_b(Maximum）	Da（Maximum）	d_b(Maximum）	γ_a（Maximum）	Open-type	Dust-proof cap type
9.525	22.225	5.558	7.142	0.4	3350	1410	340	144	32000	38000	R6	R6 ZZ	12.6	11.9	19.2	20	0.4	9.02	11
7.938	12.7	3.967	3.967	0.15	540	276	55	28	40000	48000	R1810	R1810 ZZ	9.2	9	11.5	11.6	0.15	1.56	1.48
6.35	19.05	5.558	7.142	0.4	2620	1060	267	108	36000	43000	R4AA	R4AA ZZ	9.4	9	16	16.6	0.4	7.48	9.17
6.35	15.875	4.978	4.978	0.3	1610	660	164	68	38000	45000	R4B	R4B ZZ	8.4	8.4	13.8	13.8	0.3	4.5	4.43
6.35	12.7	3.175	4.762	0.15	1080	440	110	45	40000	50000	R188	R188 ZZ	7.6	7.4	11.5	11.6	0.15	1.53	2.21
6.35	9.525	3.175	3.175	0.1	420	204	43	21	48000	56000	R168B	R168B BZZ	7.2	7	8.7	8.9	0.1	0.58	0.62
4.762	12.7	3.967	4.978	0.3	1300	485	133	49	43000	53000	R3	R3 ZZ	6.8	6.5	10.7	11.2	0.3	2.21	2.79
4.762	9.525	3.175	3.175	0.1	710	270	73	28	50000	60000	R166	R166 ZZ	5.6	5.9	8.7	8.8	0.1	0.81	0.85
4.762	7.938	2.779	3.175	0.1	360	149	37	15	53000	63000	R156	R156 ZZS	5.6	5.5	7.1	7.3	0.1	0.39	0.42
3.967	7.938	2.779	3.175	0.1	360	149	37	15	53000	63000	R155	R155 ZZS	4.8	5.5	7.1	7.3	0.1	0.51	0.56
3.175	12.7	4.366	4.366	0.3	640	225	65	23	53000	63000	R2A	R2A ZZ	5.2	4.6	10.7	8.2	0.3	3.3	3.23
3.175	9.525	3.967	3.967	0.3	630	218	64	22	56000	67000	R2	R2 ZZ	5.2	4.8	7.5	8	0.3	1.36	1.39
3.175	9.525	2.779	3.571	0.15	640	225	65	23	53000	63000	R2-6	R2-6 ZZS	4.4	4.6	8.3	8.2	0.15	0.96	1.13
3.175	7.938	2.779	3.571	0.1	560	179	57	18	60000	67000	R2-5	R2-5 ZZ	4	4.3	7.1	7.3	0.1	0.55	0.72
3.175	6.35	2.38	2.779	0.1	283	95	29	9.5	67000	80000	R144	R144 ZZ	4	3.9	5.5	5.9	0.1	0.25	0.27
2.38	7.938	2.779	3.571	0.15	550	175	56	18	60000	71000	R1-5	R1-5 ZZ	3.6	4.1	6.7	7	0.15	0.6	0.72
2.38	4.762	-	2.38	0.1	143	52	15	5.5	80000	95000	R133	R133 ZZS	—	3	—	4.2	0.1	—	0.13
2.38	4.762	1.588	-	0.1	188	60	19	6	80000	95000	R133	—	3.2	—	3.9	—	0.1	0.1	—
1.984	6.35	2.38	3.571	0.1	310	108	32	11	67000	80000	R1-4	R1-4 ZZ	2.8	3.9	5.5	5.9	0.1	0.35	0.5
1.397	4.762	1.984	2.779	0.1	231	66	24	6.5	90000	110000	R1	R1 ZZ	2.2	2.3	3.9	4.1	0.1	0.15	0.19

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