70BER10X

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings

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Parts Number
70BER10XTSUELP4 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

70BER10XTSUELP4

Boundary Dimensions

	BER: 25°		Bearing Type
d	70	mm	Bore diameter
D	110	mm	Outside diameter
B	20	mm	Width
BN	4.0	mm
SN	12	mm
SB	1.4	mm
r(min.)	1.1	mm	Chamfer Dimension
r1(min.)	0.6	mm	Chamfer Dimension

Basic Load Ratings

C_r	42.5	kN	Basic Dynamic Load Rating
C_0r	18.1	kN	Basic Static Load Rating

Speeds

Grease	21200	min^-1	Limiting Speed
Oil (Oil-air)	33400	min^-1	Limiting Speed

Dimensions

	25°		Contact Angle
a	30.8	mm	Effective Load Center

Abutment and Fillet Dimensions

da(min.)	77	mm	Diameter of Shaft Abutment
Da(max.)	103	mm	Diameter of Housing Abutment
Db(max.)	105	mm	Diameter of Housing Abutment
ra(max.)	1	mm	Radius of Shaft or Housing Fillet
rb(max.)	0.6	mm	Radius of Shaft or Housing Fillet

Performance

22.6

Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

	Preload	Axial Rigidity	Measured axial clearance
EL	49N	100N/μm	0μm
L	451N	212N/μm	-10μm
M	942N	278N/μm	-18μm

Additional information

2.6

g/brg

Recommended Grease Quantities

Mass

0.605

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)
70BER10XTSUELP4	42.5	18.1				P4: ISO Class 4	21200	33400	0.605

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CAD

FAQs

Customer Questions

More Information

More Information
NSK Product Type2	SP_ACBB_RS_BER
NSK Product Type	Super Precision Bearing
Designations	70BER10X