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 203 C

BSA 203 C

Dimensions

d		17	mm
D		40	mm
H		12	mm
d₁		24.17	mm
d₂		29	mm
D₁		29.1	mm
D₂		34.38	mm
r_1,2	min.	0.6	mm
a		33	mm

Abutment dimensions

d_a	min.	23	mm
d_b	min.	23	mm
D_a	max.	37	mm
D_b	max.	37	mm
r_a	max.	0.6	mm

Calculation data

Basic dynamic load rating	C		16.6	kN
Basic static load rating	C₀		34.5	kN
Fatigue load limit	P_u		1.27	kN
Attainable speed for grease lubrication			11000	r/min
Attainable speed for oil-air lubrication			15000	r/min
Preload class A			1040	N
Preload class B			2080	N
Frictional moment, preload class A			0.04	N·m
Frictional moment, preload class B			0.072	N·m
Static axial stiffnes, preload A			550	N/µm
Static axial stiffnes, preload B			700	N/µm
Maximum axial load carrying capacity	F_a	max.	10.3	kN
Reference grease quantity	G_ref		0.5	cm³

Mass

Mass bearing

0.078

Model Number: BSA 203 C
Inner Diameter：17mm Outer Diameter：40mm Width：12mm
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：2026-07-09
Application:hydraulic connector,Doppler,animal anatomy,plastic molding,powder metallurgy,gear grinding machine,extruder,pump industry,hydraulic pressure gauge,industry test,stamping die
Similar models:6203 32036 X BSA 203 C YAR 203-008-2F PSM 142030 A51 6203-2RSH YAR 203/15-2F 6203/HC5C3 7203 CD/HCP4A YAT 203-008
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Model No. Inner Diameter Outer Diameter Width Type

53308 + U 308
6302/HR11TN
NJ 2226 ECML
SAFS 22526 x 4.3/8 TLC
ZW 60x68

Purchase the SKF BSA 203 C Please fill in the following

Hot number： 3319 A 550185 7304 BECBPH 91389 920x984x25 HDS1 V BC1B 322416/HA1 HE 3134 E NUH 2240 ECMH NK 90/25 NKIA 5914 NNF 5007 ADB-2LSV PSM 152030 A51 PWM 758550 S7001 CE/HCP4A W 619/9 R-2RS1

Model No.	Inner Diameter	Outer Diameter	Width	Type
53308 + U 308
6302/HR11TN
NJ 2226 ECML
SAFS 22526 x 4.3/8 TLC
ZW 60x68