Model: M81820/1-12

Self-aligning Plain Bearing

Properties:

Bore Diameter
Between 0.7500 inches and 0.7510 inches
End Application
F-22 aircraft
Outer Member Outside Diameter
Between 1.4370 inches and 1.4375 inches
Outer Member Width
Between 0.5880 inches and 0.5980 inches
Inner Member Width
Between 0.7480 inches and 0.7500 inches
Part Name Assigned By Controlling Agency
Bearing, plain, self-lubricating, lined bore, low speed, narrow, grooved outer ring, -65 deg. To 325 deg. F.
Material
Plastic polytetrafluoroethylene race liner
Material
Steel comp 630 outer race member
Style Designator
With insert and/or liner
NSN
3120-01-521-6303
Part Number
M81820/1-12
Description
Bearing,plain,self-aligning
CAGE
81349

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes bearing, plain, rod end and bearing, plain, spherical.

Part M81820/1-12 NSN 3120-01-521-6303

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13208
FIIG:
A045A0
Concept No.:
App. Key:
B
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:
FR
CRITL:
X

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Schedule B and Export
  • Schedule B: 8482300040
  • SITC: 74630
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Spherical roller bearings, single row

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