Bearings, units and housings -- Super-precision bearings -- Angular contact thrust ball bearings for screw drives -- Angular contact thrust ball bearings for screw drives, single direction, super-precision -- SKF BSA 308 C

BSA 308 C

Dimensions

d		40	mm
D		90	mm
H		23	mm
d₁		57.55	mm
d₂		66.5	mm
D₁		66.6	mm
D₂		77.27	mm
r_1,2	min.	1.5	mm
a		74	mm

Abutment dimensions

d_a	min.	53	mm
d_b	min.	53	mm
D_a	max.	81	mm
D_b	max.	81	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C		67	kN
Basic static load rating	C₀		180	kN
Fatigue load limit	P_u		6.7	kN
Attainable speed for grease lubrication			5300	r/min
Attainable speed for oil-air lubrication			7000	r/min
Preload class A			5100	N
Preload class B			10200	N
Frictional moment, preload class A			0.35	N·m
Frictional moment, preload class B			0.62	N·m
Static axial stiffnes, preload A			1340	N/µm
Static axial stiffnes, preload B			1710	N/µm
Maximum axial load carrying capacity	F_a	max.	78.2	kN
Reference grease quantity	G_ref		6.4	cm³

Mass

Mass bearing

0.77

Model Number: BSA 308 C
Inner Diameter：40mm Outer Diameter：90mm Width：23mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Angular contact thrust ball bearings for screw drives Angular contact thrust ball bearings for screw drives, single direction, super-precision
Details： Angular contact thrust ball bearings for screw drives, single direction, super-precision
Update date：2026-04-16
Application:walking Food processing machinery and equipment,expectoration machine,hydraulic cylinder buffer,switch,transportation equipment,dynamic blood pressure,Spectrum Products,ventilation fans,orthodontic material,car and accessories,SPA equipment
Similar models:6308-2Z/VA201 BD-23084 CAK/W33-OH 3084 H BD-C 2208 KTN9-H 308 E 7308 ACCBM 54308 + U 308 C 3080 KM SNL 3088 G 3308 A-2RS1 NJ 2308 ECP NN 3084 K/SPW33
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Hot number： 13437 403703 52314 618/710 MA 6200 6202/HC5C3 6210-2Z/VA201 6210/HC5C3 GEC 670 FBAS GEH 70 ES-2RS GRA 3040 L 432348/310 OKC 330 OKCX 690 SYNT 35 FTS