Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 630/3-2Z

W 630/3-2Z

Dimensions

d		3	mm
D		9	mm
B		5	mm
d₂	≈	4.35	mm
D₂	≈	7.9	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.	8	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.325	kN
Basic static load rating	C₀	0.095	kN
Fatigue load limit	P_u	0.004	kN
Reference speed		140000	r/min
Limiting speed		70000	r/min
Calculation factor	k_r	0.03
Calculation factor	f₀	6.4

Mass

Mass bearing

0.0013

Model Number: W 630/3-2Z
Inner Diameter：3mm Outer Diameter：9mm Width：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：2026-04-17
Application:printing machinery,plastic molding,steam Hydraulic control element,light therapy instrument,sanitation facilities,reducer,Dental Equipment,laser devices,Laser Measurements,lifting chain,rolling machine
Similar models:6303/HR22T2 6308-2RS1 6301/HR22Q2 6306-2RSH BD-C 31/630 KMB-OH 31/630 HE 6305-2RSH 891/630 M 63003-2RS1 BD-231/630 CAK/W33-OH 31/630 H 6305 NR
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Model No.	Inner Diameter	Outer Diameter	Width	Type
190x220x12 HMSA10 RG1	190	220	12	Seals
22x36x7 HMS5 RG	22	36	7	Seals
230/630 CAK/W33	630	920	212	Bearings, units and housings
2310 E-2RS1KTN9 + H 2310	45	110	40	Bearings, units and housings
403502	315	-	-	Seals
7219 BECBP	95	170	32	Bearings, units and housings
85874	-	-	50.8	Seals
D/W RW188 R-2Z	6.35	12.7	5.558	Bearings, units and housings
IR 50x58x22	50	58	22	Bearings, units and housings
OKC 450	450		-
PF 30 FM	30	-	-	Bearings, units and housings
SAF 1520 x 3.5/16	84.1375	-	-	Bearings, units and housings

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Hot number： 240/630 ECK30J/W33 BD-22310 EK-AHX 2310 BD-230/750 CAK/W33-OH 30/750 H 37x50x6 HMS5 V 7028 CD/HCP4AL GS 81234 KMT 32 OKCX 550 QJ 303 N2MA RN-4x15.8 BF/G2 RNA 4856 SAF 22513 x 2.1/4 T SAF 22611 x 2 SAL 70 TXE-2LS SSAFS 23028 KA x 4.15/16