Tapered roller bearing 21421
Manufacturer Specification
Overall Width
1.5625 inches
Bore Diameter
3.7500 inches
Overall Outside Diameter
6.0000 inches
Backface Corner Radius
0.1250 inches
Standout Width
0.3750 inches
Cone Corner Radius
0.1400 inches
Cone Width
1.4300 inches
Cup Width
1.1875 inches
Standard Tolerance Designation
Afbma class 2
Material Specification
66 federal standard 1st material response cone or qq-s-624 federal specification 2nd material response cone
Material Specification
66 federal standard 1st material response cup or qq-s-624 federal specification 2nd material response cup
Material Specification
66 federal standard 1st material response roller or qq-s-624 federal specification 2nd material response roller
Style Designator
Straight bore, normal angle
NSN
3110-00-100-4221
Description
Bearing,roller,tapered
Product Details
Steel retainer material.
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last updated on 05/04/2024