Model: M81936/1-18U

Self-aligning Plain Bearing

Properties:

Bore Diameter
1.2500 inches
Lubrication Material
Grease, mil-g-81322
End Application
C-17 globemaster iii
Outer Member Outside Diameter
2.1450 inches
Outer Member Width
0.9000 inches
Inner Member Width
1.1250 inches
Hardness Rating
28.0 rockwell c and 37.0 rockwell c inner member
Hardness Rating
37.0 rockwell c outer race member
Lubrication Feature
Groove external outer member
Lubrication Feature
Groove internal inner member
Lubrication Feature
Groove race insert
Lubrication Feature
Perforation outer race member
Lubrication Feature
Perforation inner member
Part Name Assigned By Controlling Agency
Bearing, plain, self-aligning, cu-be ball, cres race, (with grooved race) -65 deg. F. To 350 deg. F.
Material
Copper alloy 172 outer race member
Material
Steel comp 630 inner member
Style Designator
Without insert or liner with staking groove
NSN
3120-01-617-6479
Part Number
M81936/1-18U
Description
Bearing,plain,self-aligning
CAGE
81343

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 M81936/1-18U NSN 3120-01-617-6479

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:
A
ESD:
A
MMAC:
BA
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: 8482300040
  • SITC: 74630
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Spherical roller bearings, single row

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