Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 628/4-2Z

628/4-2Z

Dimensions

d		4	mm
D		9	mm
B		3.5	mm
d₁	≈	5.2	mm
D₂	≈	8.1	mm
r_1,2	min.	0.1	mm

Abutment dimensions

d_a	min.	4.6	mm
d_a	max.	5.1	mm
D_a	max.	8.4	mm
r_a	max.	0.1	mm

Calculation data

Basic dynamic load rating	C	0.54	kN
Basic static load rating	C₀	0.18	kN
Fatigue load limit	P_u	0.07	kN
Reference speed		140000	r/min
Limiting speed		70000	r/min
Calculation factor	k_r	0.015
Calculation factor	f₀	10

Mass

Mass bearing

0.001

Model Number: 628/4-2Z
Inner Diameter：4mm Outer Diameter：9mm Width：3.5mm
Reference speed:70000 r/min Limiting speed:140000 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:manual Tools,Forming mold,pipe fittings Steel industry,garden machinery,marine test,Machine Tool Accessories,position switch,security equipment,lathe,Microwave Equipment,chamfer
Similar models:W 628/7 R-2Z W 628/7 R-2RS1 628-2RZ SAF 22628 x 4.13/16 TLC W 628/6-2Z W 628/6-2RZ SAF 22628 628/9-2Z W 628/5 R-2Z W 628/8 R-2Z
BEARING POWER International Trading Co.,Ltd. specialize in 628/4-2Z products，there is large inventory of SKF 628/4-2Z Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 628/4-2Z Which SKF 628/4-2Z 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
25x40x10 HMS5 V	25	40	10	Seals
7019 ACE/P4AL	95	145	24	Bearings, units and housings
77996	203.2	234.95	15.88	Seals
99354	90	101.6	27.9908	Seals
BT4-8017/HA1C600VA941	333.375	469.9	-	Bearings, units and housings
NA 4906	30	47	17	Bearings, units and housings
OKC 520	520		-
RNU 2206 ECP	37.5	62	20	Bearings, units and housings
SSAFS 22216 TLC	80	-	-	Bearings, units and housings
SY 12 TF	12	-	-	Bearings, units and housings
TU 1.1/8 TF	28.575	-	-	Bearings, units and housings
WS 81234	170		16.5	Bearings, units and housings

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