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7952A5

Standard Series High Precision Angular Contact Ball Bearings

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Parts Number
7952A5TRSULP5 Standard Series High Precision Angular Contact Ball Bearings			Add to Compare You can use this service by registering as a member.

Product Information

Parts Number

7952A5TRSULP5

Boundary Dimensions

d	260	mm	Bore diameter
D	360	mm	Outside diameter
B	46	mm	Width
r(min.)	2.1	mm	Chamfer Dimension
r1(min.)	1.1	mm	Chamfer Dimension

Basic Load Ratings

C_r	305	kN	Basic Dynamic Load Rating
C_0r	345	kN	Basic Static Load Rating

Speeds

Grease	3000	min^-1	Limiting Speed
Oil (Oil-air)	4600	min^-1	Limiting Speed

Dimensions

	A5: 25°		Contact Angle
a	95.3	mm	Effective Load Center

Abutment and Fillet Dimensions

da(min.)	272	mm	Diameter of Shaft Abutment
Da(max.)	348	mm	Diameter of Housing Abutment
Db(max.)	353	mm	Diameter of Housing Abutment
ra(max.)	2	mm	Radius of Shaft or Housing Fillet
rb(max.)	1	mm	Radius of Shaft or Housing Fillet

Performance

Pa

255

kN

Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

	Preload	Axial Rigidity	Measured axial clearance
EL	1901N	531N/μm	-17μm
L	3888N	688N/μm	-30μm
M	8783N	937N/μm	-54μm
H	17498N	1237N/μm	-86μm

Additional information

72

g/brg

Recommended Grease Quantities

Mass

14.0

kg

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)
7952A5TRSULP5	305	345				P5: ISO Class 5	3000	4600	14.0

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CAD

Customer Questions

More Information

More Information
NSK Product Type2	SP_ACBB_ST_A5
NSK Product Type	Super Precision Bearing
Designations	7952A5

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