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

W 639/3-2Z

Dimensions

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

Abutment dimensions

d_a	min.	3.9	mm
d_a	max.	4.3	mm
D_a	max.	7.3	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

0.00082

Model Number: W 639/3-2Z
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：2021-06-08
Application:special broaching machine,Ball screw,rubber products machinery and equipment,Antenna Industry,orthodontic material,Medical equipment,food sterilization,equipment and,Laser Devices,rolling mill roll neck and slowdown device,Textile Accessories
Similar models:W 639/2-2Z LL 639249/210 W 639-2RS1 W 639 W 639/2 R-2Z W 639/3 R-2RS1 W 639/3-2RS1 W 639/3 R-2Z W 639/1.5-2Z W 639/2.5 R-2ZS
BEARING POWER International Trading Co.,Ltd. specialize in W639/3-2Z products，there is large inventory of SKF W 639/3-2Z Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the W 639/3-2Z Which SKF W639/3-2Z 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
19745	50.8	63.55	7.95	Seals
387 A/382 S	57.15	96.838	25.4	Bearings, units and housings
38x55x10 HMS5 V	38	55	10	Seals
55x75x10 HMS5 RG	55	75	10	Seals
7030 BGM	150	225	35	Bearings, units and housings
AOH 24188	420	440	310	Bearings, units and housings
FY 1.7/16 TF/VA228	36.512	-	46.4	Bearings, units and housings
FYTB 1.15/16 RM	49.213	-	-	Bearings, units and housings
HK 4018 RS	40	47	18	Bearings, units and housings
IR 50x55x25	50	55	25	Bearings, units and housings
RNU 212 ECJ	72	110	22	Bearings, units and housings
W 61805	25	37	7	Bearings, units and housings

Purchase the SKF W 639/3-2Z Please fill in the following

Hot number： 13909 BD-22240 CCK/W33-H 3140 22308 E/VA405 22x50x8 CRW1 R 6011 M 6214 7017 ACE/P4AL1 710 VRME R 71900 CE/HCP4A 71917 ACD/P4AH1 AH 3034 NAO 17x35x16 NJ 316 ECP PFD 35 RM SI 35 ESX-2LS