Toggle Nav
Search
Advanced Search
Menu
Account
Settings
  • Sign In >

7021A5

Standard Series High Precision Angular Contact Ball Bearings
main product photo
Parts Number
7021A5TRSUHP4Y Standard Series High Precision Angular Contact Ball Bearings
Add to Compare
You can use this service by registering as a member.
Add to Compare
You can use this service by registering as a member.
Tap the image to enlarge it.

Parts Number

7021A5TRSUHP4Y

Boundary Dimensions

d 105 mm Bore diameter
D 160 mm Outside diameter
B 26 mm Width
r(min.) 2 mm Chamfer Dimension
r1(min.) 1 mm Chamfer Dimension

Basic Load Ratings

Cr 105 kN Basic Dynamic Load Rating
C0r 85.0 kN Basic Static Load Rating

Speeds

Grease 7600 min-1 Limiting Speed
Oil (Oil-air) 11400 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 43.9 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 115 mm Diameter of Shaft Abutment
Da(max.) 150 mm Diameter of Housing Abutment
Db(max.) 154 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 66.5 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 493N 247N/μm -8μm
L 989N 318N/μm -15μm
M 2211N 431N/μm -28μm
H 4473N 572N/μm -46μm

Additional information

8.4 g/brg Recommended Grease Quantities

Mass

1.82 kg Mass(approx.)
Designations Basic Load Ratings Axial Internal Clearance Accuracy Limiting Speeds Mass
Cr
 C0r
 min
 max
 Grease
(min-1)		 Oil (Oil-air)
(min-1)
(kg)
7021A5TRSUHP4Y 105 85.0 P4Y: Special class (Special bore and outside diameter tolerances, others are ISO Class 4.) 7600 11400 1.82

You can use this service by registering as a member.

CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7021A5

© NSK Ltd.

Back to top
Copyright © 2013-present Magento, Inc. All rights reserved.