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Tapered Roller Bearing

Model / MPN: 21421 | NSN: 3110-00-100-4221
ITAR Registered seal

A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes bearing, roller, thrust.

Product Details
NATO Stock Number
3110-00-100-4221
Sold in multiples of
1 EA
DEMIL
NO
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
Steel comp e52100 cup or steel comp 4320 cup or steel comp 4620 cup or steel comp 8620 cup
Material
Steel comp e52100 cone or steel comp 4320 cone or steel comp 4620 cone or steel comp 8620 cone
Material
Steel comp e52100 roller or steel comp 4320 roller or steel comp 4620 roller or steel comp 8620 roller
Material
Steel retainer
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
21421 Series Parts

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21421 Cross Reference
  • AA59649-594-592A
  • A-A-59649
  • M215
  • 594-592A
  • M215
  • C3656
  • 60418P42
  • 594-592A
  • 6140920
  • 608500
  • 21421
  • 594-592A
  • E300421PC10
  • E300421PC13
  • E300434 FIND 10
  • E300434 FIND 10
  • U134
  • 54245-19
  • MS19081-142
  • U134
  • 54245-19
  • 3110001004221
  • FF-B-187/01
  • FFB187/01-669