Model: MIL-B-81934

Sleeve Bearing

Special Features:

Plastic, polytetrafluoroethylene liner bonded to left end surface of flange

Properties:

Overall Length
Between 0.4225 inches and 0.4375 inches
Body Outside Diameter
Between 0.9388 inches and 0.9398 inches
Body Inside Diameter
Between 0.7505 inches and 0.7515 inches
Flange Outside Diameter
Between 1.4800 inches and 1.5000 inches
Flange Width
Between 0.0575 inches and 0.0625 inches
Corner Shape
Square inside right corner
Corner Shape
Square inside left corner
Corner Shape
Square left flange outside right corner
Corner Shape
Square outside left corner
Corner Shape
Square outside right corner
Corner Shape
Undercut left flange body corner
Surface Finish
125.0 microinches inside diameter surface of body
Surface Finish
125.0 microinches left end surface of body and flange
Surface Finish
125.0 microinches outside diameter surface of flange
Surface Finish
125.0 microinches right end surface of body
Surface Finish
125.0 microinches right end surface of left flange
Surface Finish
63.0 microinches outside diameter surface of body
Material
Aluminum alloy 2024 outer layer
Material
Plastic polytetrafluoroethylene inner layer
Material Specification
Qq-a-200/3, t8511 federal specification single material response outer layer or qq-a-225/6, t851 federal specification single material response outer layer
Surface Treatment
Anodize outer layer or chromate outer layer
Surface Treatment Specification
Mil-a-8625 type 1 military specification single treatment response outer layer or mil-a-8625 type 2 military specification single treatment response outer layer or mil-c-5541 military specification single treatment response outer layer
Style Designator
22c solid, external flange one end
Style Designator
Solid, external flange one end
NSN
3120-00-514-8651
Part Number
MIL-B-81934
Description
Bearing,sleeve
CAGE
81349

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 MIL-B-81934 NSN 3120-00-514-8651

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:
U
ESD:
ESD:
MMAC:
LE
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
51
LVL_A:
E
LVL_B:
Q

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: 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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