Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 639/3 R-2Z

W 639/3 R-2Z

Dimensions

d		3	mm
D		8	mm
B		4	mm
d₁	≈	4.35	mm
D₂	≈	7.25	mm
D₃		9.5	mm
C		0.9	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	3.9	mm
d_a	max.	4.3	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.319	kN
Basic static load rating	C₀	0.09	kN
Fatigue load limit	P_u	0.004	kN
Reference speed		150000	r/min
Limiting speed		75000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	6.1

Mass

Mass bearing

0.00092

Model Number: W 639/3 R-2Z
Inner Diameter：3mm Outer Diameter：8mm Width：4mm
Reference speed:75000 r/min Limiting speed:150000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2021-06-06
Application:Rolling mill gear box,sanitation facilities,Medium and large motor,fabric products,CNC,casting embedding,Die,chromatography,Animal Tracking,mobile toilet,Wire grinder
Similar models:W 639/3 R-2RS1 W 639/2.5-2ZS LL 639249/210 316639 AG W 639 W 639-2Z 6391/K-6320 W 639-2RS1 W 639/2-2Z W 639/1.5-2Z
BEARING POWER International Trading Co.,Ltd. specialize in W639/3R-2Z products，there is large inventory of SKF W 639/3 R-2Z Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the W 639/3 R-2Z Which SKF W639/3R-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.

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Hot number： 1988/1922 23138 CC/W33 24897 335 VE R 35x72x12 HMS5 RG 6206 FSAF 1215 T FSAF 1216 TLC GEZ 112 ESL-2LS IR 300x330x80 NJ 18/1120 ECMA PCM 060808 E SYR 1 1/2 N W 61912-2RS1 W 627/4-2Z