Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 638/8-2Z

W 638/8-2Z

Dimensions

d		8	mm
D		16	mm
B		6	mm
d₂	≈	9.65	mm
D₂	≈	14.2	mm
r_1,2	min.	0.2	mm

Abutment dimensions

d_a	min.	9.5	mm
d_a	max.	9.6	mm
D_a	max.	14.4	mm
r_a	max.	0.2	mm

Calculation data

Basic dynamic load rating	C	0.715	kN
Basic static load rating	C₀	0.3	kN
Fatigue load limit	P_u	0.012	kN
Reference speed		90000	r/min
Limiting speed		45000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.5

Mass

Mass bearing

0.0046

Model Number: W 638/8-2Z
Inner Diameter：8mm Outer Diameter：16mm Width：6mm
Reference speed:45000 r/min Limiting speed:90000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2025-12-09
Application:sample cup,multi-knife lathe,noise inspection,extruder,Broadcasting System,leather processing,textile machinery,Cleaning equipment,shaft milling machine,pneumatic,Water Monitoring
Similar models:W 638 W 638/4 R-2Z W 63804-2Z W 63804 R W 63801-2Z 638/8-2Z W 63801 R W 63805 R W 638/2 R-2Z W 63804
BEARING POWER International Trading Co.,Ltd. specialize in W638/8-2Z products，there is large inventory of SKF W 638/8-2Z Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the W 638/8-2Z Which SKF W638/8-2Z is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
44x72x8 CRW1 R	44	72	8	Seals
45x75x8 CRW1 R	45	75	8	Seals
51306	30	60	21	Bearings, units and housings
6205-2Z/VA228	25	52	15	Bearings, units and housings
6315/VA201	75	160	37	Bearings, units and housings
71911 ACD/P4AL	55	80	13	Bearings, units and housings
BT2B 328283/HA1	415.925	590.55	-	Bearings, units and housings
BT4B 328391 G/HA1	488.95	622.3	-	Bearings, units and housings
NKI 30/30 TN	30	45	30	Bearings, units and housings
S71908 ACD/P4A	40	62	12	Bearings, units and housings
W 628/7-2RS1	7	14	5	Bearings, units and housings
Z 007	35	-	6	Seals

Purchase the SKF W 638/8-2Z Please fill in the following

Hot number： 10114 10634 12x25x7 CRW1 R 405853 51104 526808 60x90x10 HMSA10 RG 7340 BCBM 91331 BT4B 328827 ABG/HA1VA902 FY 45 WDW FYR 4 PCZ 1208 E SAF 22615 x 2.1/2 TLC SIR 100 ES