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7930A5

Standard Series High Precision Angular Contact Ball Bearings

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Parts Number
7930A5TRSUELP5 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

7930A5TRSUELP5

Boundary Dimensions

d	150	mm	Bore diameter
D	210	mm	Outside diameter
B	28	mm	Width
r(min.)	2	mm	Chamfer Dimension
r1(min.)	1	mm	Chamfer Dimension

Basic Load Ratings

C_r	121	kN	Basic Dynamic Load Rating
C_0r	115	kN	Basic Static Load Rating

Speeds

Grease	5600	min^-1	Limiting Speed
Oil (Oil-air)	8400	min^-1	Limiting Speed

Dimensions

	A5: 25°		Contact Angle
a	56.0	mm	Effective Load Center

Abutment and Fillet Dimensions

da(min.)	160	mm	Diameter of Shaft Abutment
Da(max.)	200	mm	Diameter of Housing Abutment
Db(max.)	204	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

84.5

kN

Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

	Preload	Axial Rigidity	Measured axial clearance
EL	651N	310N/μm	-7μm
L	1269N	395N/μm	-14μm
M	2914N	541N/μm	-28μm
H	5914N	720N/μm	-47μm

Additional information

13

g/brg

Recommended Grease Quantities

Mass

2.97

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)
7930A5TRSUELP5	121	115				P5: ISO Class 5	5600	8400	2.97

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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	7930A5

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