20BSR19X

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings

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Parts Number
20BSR19XTAV1VSUMP4 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

20BSR19XTAV1VSUMP4

Boundary Dimensions

	BSR: 15°		Bearing Type
d	20	mm	Bore diameter
D	37	mm	Outside diameter
B	9	mm	Width
r(min.)	0.3	mm	Chamfer Dimension
r1(min.)	0.15	mm	Chamfer Dimension

Basic Load Ratings

C_r	9.40	kN	Basic Dynamic Load Rating
C_0r	2.05	kN	Basic Static Load Rating

Speeds

Grease	77200	min^-1	Limiting Speed
Oil (Oil-air)	106000	min^-1	Limiting Speed

Dimensions

	15°		Contact Angle
a	8.30	mm	Effective Load Center

Abutment and Fillet Dimensions

da(min.)	22.5	mm	Diameter of Shaft Abutment
Da(max.)	34.5	mm	Diameter of Housing Abutment
Db(max.)	35.8	mm	Diameter of Housing Abutment
ra(max.)	0.3	mm	Radius of Shaft or Housing Fillet
rb(max.)	0.15	mm	Radius of Shaft or Housing Fillet

Performance

1.73

Permissible Axial Load

Calculation factors

7.70

Factor

Preload,Rigidity(DB and DF arrangement)

	Preload	Axial Rigidity	Measured axial clearance
EL	15N	17N/μm	2μm
L	30N	21N/μm	-1μm
M	67N	29N/μm	-7μm

Additional information

0.21

g/brg

Recommended Grease Quantities

Mass

0.033

Mass(approx.)

CAD

FAQs

Customer Questions

More Information

More Information
NSK Product Type2	SP_ACBB_RS_BSR
NSK Product Type	Super Precision Bearing
Designations	20BSR19X