Model: M81935/1-16K

Rod End Plain Bearing

Special Features:

Keyway in shank 0.093 in. Min wide 0.098 in. Max wide; 0.060 in. Min deep 0.065 in. Max deep; surface finish on ball passivate per mil-s-5002 optional

Properties:

Thread Class
3a
Thread Direction
Right-hand
Shank Style
Externally threaded
Overall Length
5.5125 inches
Bore Diameter
Between 0.9995 inches and 1.0000 inches
Outer Member Outside Diameter
Between 2.7650 inches and 2.7850 inches
Bore Center To Shank End Distance
Between 4.1150 inches and 4.1350 inches
Outer Member Width
Between 1.0100 inches and 1.0200 inches
Inner Member Width
Between 1.3730 inches and 1.3750 inches
Shank Thread Length
Between 2.3120 inches and 2.3740 inches
Thread Diameter
1.250 inches
Thready Qty Per Inch (tpi)
12
Hardness Rating
28.0 rockwell c outer ring and 37.0 rockwell c outer ring
Hardness Rating
39.0 rockwell c rod end body and 42.0 rockwell c rod end body
Hardness Rating
55.0 rockwell c inner member and 62.0 rockwell c inner member
Material
Plastic polytetrafluoroethylene race liner
Material
Steel comp 440c inner member
Material
Steel comp e4340 rod end body
Material
Steel comp 630 outer ring
Material Specification
Ams 5630 assn standard single material response inner member
Material Specification
Ams 5643 assn standard single material response outer ring
Material Specification
Mil-s-5000 military specification single material response rod end body
Surface Treatment
Cadmium rod end body and chromate rod end body
Surface Treatment Specification
Qq-p-416, type 2, class 2 federal specification single treatment response rod end body
Style Designator
Ball type
Thread Series Designator
Unjf
Specification Data
81349-mil-b-81935/1a government specification
NSN
3120-01-251-3012
Part Number
M81935/1-16K
Description
Bearing,plain,rod End
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 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 M81935/1-16K NSN 3120-01-251-3012

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:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114850
UFC:
58880
LTL:
70.0
LCL:
--
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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