25BSR02H

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings

Skip to the beginning of the images gallery

Images shown are representations. Designs and specifications may differ from actual products.

Parts Number
25BSR02HTAV1VSUMP3 ROBUST Series Ultra High-Speed Angular Contact Ball Bearings			Add to Compare You can use this service by registering as a member.

Product Information

Parts Number

25BSR02HTAV1VSUMP3

Boundary Dimensions

	BSR: 15°		Bearing Type
d	25	mm	Bore diameter
D	52	mm	Outside diameter
B	15	mm	Width
r(min.)	1	mm	Chamfer Dimension
r1(min.)	0.6	mm	Chamfer Dimension

Basic Load Ratings

C_r	14.0	kN	Basic Dynamic Load Rating
C_0r	4.95	kN	Basic Static Load Rating

Speeds

Grease	49400	min^-1	Limiting Speed
Oil (Oil-air)	72800	min^-1	Limiting Speed

Dimensions

	15°		Contact Angle
a	12.7	mm	Effective Load Center

Abutment and Fillet Dimensions

da(min.)	31	mm	Diameter of Shaft Abutment
Da(max.)	46	mm	Diameter of Housing Abutment
Db(max.)	47	mm	Diameter of Housing Abutment
ra(max.)	1	mm	Radius of Shaft or Housing Fillet
rb(max.)	0.5	mm	Radius of Shaft or Housing Fillet

Performance

4.20

Permissible Axial Load

Calculation factors

7.10

Factor

Preload,Rigidity(DB and DF arrangement)

	Preload	Axial Rigidity	Measured axial clearance
EL	36N	25N/μm	2μm
L	88N	35N/μm	-5μm
M	179N	46N/μm	-14μm

Additional information

0.00

g/brg

Recommended Grease Quantities

Mass

0.112

Mass(approx.)

Drawing for Reference

Designations	Basic Load Ratings		Axial Internal Clearance			Accuracy	Limiting Speeds		Mass
Designations	C_r	C_0r		min	max	Accuracy	Grease (min^-1)	Oil (Oil-air) (min^-1)	(kg)
25BSR02HTAV1VSUMP3	14.0	4.95				P3: Special class (ISO Class 4 dimensional tolerances and ISO Class 2 running accuracy.)	49400	72800	0.112

You can use this service by registering as a member.

CAD

FAQs

Customer Questions

More Information

More Information
NSK Product Type2	SP_ACBB_RS_BSR
NSK Product Type	Super Precision Bearing
Designations	25BSR02H