Model: 21D238

Annular Ball Bearing

Special Features:

Selected, classified and tested by the assembly mfr at his plant; internal clearance and end play clearance measured under a 5.5 lb. Load

Properties:

Overall Width
Between 0.3100 inches and 0.3150 inches
Bore Diameter
Between 0.4721 inches and 0.4724 inches
Overall Outside Diameter
Between 1.1020 inches and 1.1024 inches
Surface Finish
Ground
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0002 inches radial and 0.0005 inches radial
Standard Tolerance Designation
Abec no.1
Material
Steel ball
Material
Steel inner ring
Material
Steel outer ring
Style Designator
Non-loading groove, non-separable
NSN
3110-00-277-0499
Part Number
21D238
Description
Bearing,ball,annular
CAGE
0AHP5

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.

Part 21D238 NSN 3110-00-277-0499

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00014
FIIG:
A044A0
Concept No.:
App. Key:
C
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:
114820
UFC:
58860
LTL:
77.5
LCL:
--
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8482105028
  • SITC: 74610
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Angular contact ball bearings, nesoi

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