Product photo — see the table below for main specifications; non-standard designs welcome

Single Row Angular Contact Ball Bearings

They carry combined radial and one-direction axial loads; larger contact angles raise axial capacity. Paired (DB/DF/DT) they give precise bidirectional location with high speed capability — machine-tool spindles, pumps, compressors and wheel hubs.

Category	Angular Contact Ball Bearings
Precision class	P0 / P6 / P5 (P4 for precision types)
Clearance group	C0 / C2 / C3 / C4 (by application)
Material	GCr15 high-carbon chromium steel / carburising steel (optional)
Heat treatment	Quenched & tempered, 58–64 HRC, dimensional stabilised
Standards	GB/T 307 / ISO 492 / JB-T (per product)

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Series note: Angular contact ball bearings carry combined radial and one-direction axial loads with contact angles of 15°/25°/40°; pairs provide bidirectional location and preload with excellent high-spe…

Main Specifications

Sample of common models (15 models in total — contact us for the full catalogue)

基本尺寸（mm）					基本额定载荷（KN）		Max.转速（r/min）		作用点	安装相关尺寸（mm）
d	D	B	r_{1、2 min}	r_{3、4 min}	Cr	Cor	Grease	Oil	作用点	da(max)	Da(max)	ra(max)
25	62	17	1.1	0.6	28.6	16	10000	15000	14.3	32	55	1
25	62	17	1.1	0.6	24.7	14	9000	13000	27.2	32	55	1
30	72	19	1.1	0.6	31.8	21	9000	13000	16.3	37	65	1
30	72	19	1.1	0.6	31	19.5	8000	11000	21.6	37	65	1
30	72	19	1.1	0.6	33.6	18	8000	11000	30.9	37	65	1
35	72	17	1.1	0.6	32.5	22	9000	12000	15.7	42	65	1
35	72	17	1.1	0.6	29	18	8000	11000	30.9	42	65	1
35	80	21	1.5	0.6	40.3	26	8000	11000	18.2	44	71	1.5
35	80	21	1.5	0.6	39	25	7800	1050	24.1	44	71	1.5
35	80	21	1.5	0.6	39	25	7500	10000	35	44	71	1.5

Single Row Angular Contact Ball Bearings

Single Row Angular Contact Ball Bearings

Main Specifications

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