Model: 128431

Sleeve Bearing

Properties:

Overall Length
1.8820 inches
Body Outside Diameter
Between 4.5010 inches and 4.5020 inches
Body Inside Diameter
Between 4.0050 inches and 4.0065 inches
Flange Outside Diameter
Between 5.4900 inches and 5.5100 inches
Flange Width
Between 0.1700 inches and 0.1740 inches
Corner Shape
Chamfered outside right corner
Corner Shape
Round left flange body corner
Corner Shape
Round inside left corner
Corner Shape
Round inside right corner
Corner Shape
Square left flange outside right corner
Corner Shape
Square outside left corner
Material
Silver inner layer
Material
Steel outer layer
Material Specification
128431, fscm 77445 mfr ref single material response inner layer
Material Specification
128431, fscm 77445 mfr ref single material response outer layer
Precious Material And Location
Inner layer silver
Precious Material
Silver
Surface Treatment
Lead left end surface of body and flange and indium left end surface of body and flange
Surface Treatment
Lead inside diameter surface of body and indium inside diameter surface of body
Surface Treatment Specification
Pwa42, fscm 77445 mfr ref single treatment response inside diameter surface of body
Surface Treatment Specification
Pwa42, fscm 77445 mfr ref single treatment response left end surface of body and flange
Style Designator
22c solid, external flange one end
Style Designator
Solid, external flange one end
NSN
3120-00-293-5532
Part Number
128431
Description
Bearing,sleeve
CAGE
77445

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. it must have a visible or detectable means of lubrication or be self-lubricated. the over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. see also bushing, sleeve; spacer, sleeve; and washer (as modified). excludes pin, hollow.

Part 128431 NSN 3120-00-293-5532

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13205
FIIG:
A045A0
Concept No.:
App. Key:
D
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:
S
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114820
UFC:
58860
LTL:
77.5
LCL:
77.5
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8482997090
  • SITC: 74699
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Parts, nesoi, for roller bearings or for combined ball/roller bearings, nesoi

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