Model: 20S31-02

Sleeve Bearing

Properties:

Hole Diameter
0.1880 inches first
Overall Length
Between 2.6480 inches and 2.6520 inches
Body Outside Diameter
Between 3.9990 inches and 4.0000 inches
Body Inside Diameter
Between 2.2545 inches and 2.2555 inches
Flange Outside Diameter
6.0000 inches
Flange Width
0.6000 inches
Lubricant Accommodation Style
Grooved closed both ends
Corner Shape
Chamfered inside right corner
Corner Shape
Chamfered inside left corner
Corner Shape
Square left flange outside right corner
Corner Shape
Square outside left corner
Surface Finish
20.0 microinches left end surface of body and flange
Surface Finish
20.0 microinches inside diameter surface of body
Surface Finish
20.0 microinches right end surface of body
Surface Finish
62.0 microinches outside diameter surface of body
Antirotation/lubrication Type And Quantity
4 hole
Surface Groove Location And Quantity
4 internal
Material
Copper alloy 932 body
Material Specification
Mil-b-16261, gr 6 military specification single material response body
Surface Treatment
Tin alloy uns l13890 inside diameter surface of body
Surface Treatment Specification
Qq-t-390, gr 2 federal specification single treatment response inside diameter surface of body
Style Designator
22c solid, external flange one end
NSN
3120-01-332-1914
Part Number
20S31-02
Description
Bearing,sleeve
CAGE
01425

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 20S31-02 NSN 3120-01-332-1914

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
5.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114800
UFC:
58850
LTL:
RATING VARIABLE
LCL:
--
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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