Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 308

308

Dimensions

d		40	mm
D		90	mm
B		23	mm
d₁	≈	56.11	mm
D₂	≈	77.7	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	min.	49	mm
D_a	max.	81	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	45.7	kN
Basic static load rating	C₀	36	kN
Fatigue load limit	P_u	1.53	kN
Reference speed		14000	r/min
Limiting speed		8500	r/min
Calculation factor	k_r	0.05

Mass

Mass bearing

0.64

Model Number: 308
Inner Diameter：40mm Outer Diameter：90mm Width：23mm
Reference speed:8500 r/min Limiting speed:14000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-07-23
Application:orthodontic material,hydraulic pump,municipal machinery,industrial equipment,industry test,Laser Devices,extruder,Gas turbine,medical equipment,Hydraulic Hose,food testing
Similar models:6308-Z 6308-2RSH 23088 CA/W33 308 1308 ETN9 2308 E-2RS1TN9 6308-RZ QJ 308 N2PHAS C 3088 MB NUP 308 ECML
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Model No. Inner Diameter Outer Diameter Width Type

27471
29317 E
39961
7311 BEGBM
S7203 ACD/HCP4A

Purchase the SKF 308 Please fill in the following

Hot number： 12637 314517 A 71801 ACD/P4 8178 99313 AXK 2035 BEAM 017062-2RS/PE D/W R4 R-2RS1 FNL 505 A FY 2.3/4 UTF KMD 14 NJ 2316 ECM SAF 23044 KA x 7.7/8 W 629-2RS1 YEL 204-2F

Model No.	Inner Diameter	Outer Diameter	Width	Type
27471
29317 E
39961
7311 BEGBM
S7203 ACD/HCP4A