Model: M81935/4-8

Rod End Plain Bearing

Properties:

Thread Class
3a
Thread Direction
Right-hand
Shank Style
Externally threaded
Overall Length
3.2735 inches
Bore Diameter
Between 0.4995 inches and 0.5000 inches
End Application
F22
Outer Member Outside Diameter
Between 1.4490 inches and 1.4690 inches
Bore Center To Shank End Distance
Between 2.5340 inches and 2.5540 inches
Outer Member Width
Between 0.3950 inches and 0.4050 inches
Inner Member Width
Between 0.4980 inches and 0.5000 inches
Shank Thread Length
Between 1.4380 inches and 1.4980 inches
Static Radial Load Rating
24200 pounds
Thread Diameter
0.5000 inches
Thready Qty Per Inch (tpi)
20
Hardness Rating
39.0 rockwell c rod end body and 42.0 rockwell c rod end body
Part Name Assigned By Controlling Agency
Bearing, plain, rod end, self-aliging, self lub. Narrow ext. Threaded -65f to -325f
Material
Plastic polytetrafluoroethylene internal outer member
Material
Steel comp 440c inner member
Material Specification
Mil-b-81820 military specification single material response internal outer member
Material Specification
Mil-s-500 (4340) military specification single material response rod end body
Material Specification
Ms14101 military specification single material response inner member
Surface Treatment
Cadmium rod end body
Surface Treatment Specification
Qq-p-416, type2, class2 federal specification single treatment response rod end body
Style Designator
Ball type
Thread Series Designator
Unjf
NSN
3120-01-498-8765
Part Number
M81935/4-8
Description
Bearing,plain,rod End
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 outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes bearing, plain, spherical and bearing, plain, self-aligning.

Part M81935/4-8 NSN 3120-01-498-8765

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13209
FIIG:
A045A0
Concept No.:
App. Key:
A
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:
FR
CRITL:
X

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Schedule B and Export
  • Schedule B: 8483308055
  • SITC: 74822
  • End Use: Industrial machines, other
  • NAICS: 336310
  • USDA: 1

Freight Class: Transmission shafts: bearing housings, plain shaft bearings with housing, rod end bearings

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