55BNR10E

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings

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Parts Number
55BNR10ETYNXV1VSULP3 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

55BNR10ETYNXV1VSULP3

Boundary Dimensions

	BNR: 18°		Bearing Type
d	55	mm	Bore diameter
D	90	mm	Outside diameter
B	18	mm	Width
r(min.)	1.1	mm	Chamfer Dimension
r1(min.)	0.6	mm	Chamfer Dimension

Basic Load Ratings

C_r	19.0	kN	Basic Dynamic Load Rating
C_0r	12.5	kN	Basic Static Load Rating

Speeds The limiting speeds of the ball guided cage is lower than the outer ring guided cage.

Grease	20700	min^-1	Limiting Speed
Oil (Oil-air)	29600	min^-1	Limiting Speed

Dimensions

	18°		Contact Angle
a	20.6	mm	Effective Load Center

Abutment and Fillet Dimensions

da(min.)	62	mm	Diameter of Shaft Abutment
Da(max.)	83	mm	Diameter of Housing Abutment
Db(max.)	85	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

17.8

Permissible Axial Load

Calculation factors

10.8

Factor

Preload,Rigidity(DB and DF arrangement)

	Preload	Axial Rigidity	Measured axial clearance
EL	49N	49N/μm	0μm
L	121N	67N/μm	-5μm
M	305N	95N/μm	-14μm

Additional information

1.6

g/brg

Recommended Grease Quantities

Mass

0.414

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)
55BNR10ETYNXV1VSULP3	19.0	12.5				P3: Special class (ISO Class 4 dimensional tolerances and ISO Class 2 running accuracy.)	20700	29600	0.414

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CAD

FAQs

Customer Questions

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More Information
NSK Product Type2	SP_ACBB_RS_BNR
NSK Product Type	Super Precision Bearing
Designations	55BNR10E