Model: M445642

Annular Ball Bearing

Special Features:

Internal clearance under a 500 lb load

Properties:

Overall Width
Between 1.3700 inches and 1.3750 inches
Bore Diameter
Between 17.4985 inches and 17.5000 inches
Overall Outside Diameter
Between 20.4985 inches and 20.5000 inches
Surface Finish
Ground
Retainer Fabrication Method
Machined
Load Direction
Radial
Bore Shape
Straight
Internal Clearance
0.0010 inches radial
Material
Aluminum alloy retainer
Material
Steel ball
Material
Steel inner ring
Material
Steel outer ring
Style Designator
Non-loading groove, non-separable
NSN
3110-00-159-9099
Part Number
M445642
Description
Bearing,ball,annular
CAGE
21921

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 M445642 NSN 3110-00-159-9099

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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