Model: 28985-28921

Tapered Roller Bearing
Description:

1.0000 inches overall width, 2.3750 inches bore diameter, 3.9370 inches overall outside diameter, 0.1250 inches backface corner radius.

Properties:

Overall Width
1.0000 inches
Bore Diameter
Between 2.3750 inches and 2.3755 inches
Overall Outside Diameter
Between 3.9370 inches and 3.9380 inches
Backface Corner Radius
0.1250 inches
Standout Width
0.2190 inches
Cone Corner Radius
0.1400 inches
Cone Width
1.0000 inches
Cup Width
0.7810 inches
Material
Steel
Style Designator
Straight bore, normal angle
NSN
3110-00-062-9968
Part Number
28985-28921
Description
Bearing,roller,tapered
CAGE

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.

Part 28985-28921 NSN 3110-00-062-9968

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00021
FIIG:
A044A0
Concept No.:
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
156600
UFC:
77670
LTL:
RATING VARIABLE
LCL:
--
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8482200030
  • SITC: 74620
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Tapered roller bearings, cup and cone assemblies entered as a set, wheel hub units, other than flanged

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