Deep groove ball bearing-Shandong Dongjie Bearing Co., Ltd.

Model	d	D	B	Cr	Cor	Reference speed	Limiting Speeds
W 63805 R	-	37 mm	10 mm	3.38 N	2.5 N	-	24000
W 63805 R-2Z	-	37 mm	10 mm	3.38 N	2.5 N	-	19000
W 63805-2RS1	-	37 mm	10 mm	3.38 N	2.5 N	-	11000
W 63805-2RZ	-	37 mm	10 mm	3.38 N	2.5 N	-	19000
W 63805-2Z	-	37 mm	10 mm	3.38 N	2.5 N	-	19000
W 63806	-	42 mm	10 mm	3.58 N	2.9 N	-	20000
W 63806 R	-	42 mm	10 mm	3.58 N	2.9 N	-	20000
W 63806 R-2Z	-	42 mm	10 mm	3.58 N	2.9 N	-	17000
W 63806-2RS1	-	42 mm	10 mm	3.58 N	2.9 N	-	9500
W 63806-2RZ	-	42 mm	10 mm	3.58 N	2.9 N	-	17000
W 63806-2Z	-	42 mm	10 mm	3.58 N	2.9 N	-	17000
W 638-2RS1	-	28 mm	9 mm	3.97 N	1.96 N	-	19000
W 638-2RZ	-	28 mm	9 mm	3.97 N	1.96 N	-	32000
W 638-2Z	-	28 mm	9 mm	3.97 N	1.96 N	-	32000
W 639	-	30 mm	10 mm	4.36 N	2.32 N	-	36000
W 639/1.5 R-2Z	-	5 mm	2.6 mm	0.135 N	0.036 N	-	100000
W 639/1.5-2Z	-	5 mm	2.6 mm	0.135 N	0.036 N	-	100000
W 639/2 R-2Z	-	6 mm	3 mm	0.19 N	0.051 N	-	90000
W 639/2.5 R-2ZS	-	7 mm	3.5 mm	0.221 N	0.067 N	-	80000
W 639/2.5-2ZS	-	7 mm	3.5 mm	0.221 N	0.067 N	-	80000

Deep groove ball bearing