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

Deep Groove Ball Bearings with Shields

Z/2Z versions carry metal shields on one or both sides to keep dust out, come lubricated for life, and need no maintenance over long periods — ideal for dusty environments.

Category	Deep Groove 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: The most widely used rolling bearing: simple, low friction, very high limiting speed, carrying radial and two-direction axial loads. Open, shielded (Z/2Z) and sealed (RS/2RS) variants come g…

Main Specifications

Sample of common models (14 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）		安装相关尺寸（mm）
d	D	B	rs min	Cr	Cor	Grease	Oil	Ds(min)	Ds(max)	dh(max)	R(max)
10	30	9	0.6	6.5	3	24000	30000	13.5	14.5	26	0.6
10	30	9	0.6	6.5	3	24000	30000	13.5	14.5	26	0.6
12	32	10	0.6	6.5	3	22000	28000	16	16.5	28	0.6
12	32	10	0.6	6.5	3	22000	28000	16	16.5	28	0.6
15	35	11	0.6	8	4	19000	24000	19	-	31	0.6
15	35	11	0.6	8	4	19000	24000	19	-	31	0.6
17	40	12	0.6	9.1	5	17000	20000	21	-	36	0.6
17	40	12	0.6	9.1	5	17000	20000	21	-	36	0.6
20	47	14	1	13	6.7	15000	18000	25	-	42	1
20	47	14	1	13	6.7	15000	18000	25	-	42	1

Deep Groove Ball Bearings with Shields

Deep Groove Ball Bearings with Shields

Main Specifications

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