Model: M81935/2-12K

Rod End Plain Bearing

Special Features:

Keyway in shank; surface finish on ball passivate per mil-s-5002 optional

Properties:

Thread Class
3b
Thread Direction
Right-hand
Shank Style
Internally threaded w/hexagon end and inspection hole
Overall Length
2.7625 inches
Bore Diameter
Between 0.7495 inches and 0.7500 inches
Outer Member Outside Diameter
Between 1.7650 inches and 1.7850 inches
Bore Center To Shank End Distance
Between 2.8650 inches and 2.8850 inches
Outer Member Width
Between 0.6350 inches and 0.6450 inches
Inner Member Width
Between 0.8730 inches and 0.8750 inches
Shank Thread Length
1.6250 inches
Inspection Hole Center To End Distance
Between 0.7920 inches and 0.8320 inches
Shank Width Across Wrench Flats
Between 0.9900 inches and 1.0020 inches
Thread Diameter
0.750 inches
Thready Qty Per Inch (tpi)
16
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 race insert
Material Specification
Ams 5630 assn standard single material response inner member
Material Specification
Ams 5643 assn standard single material response race insert
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 all treatment responses rod end body
Style Designator
Ball type
Thread Series Designator
Unjf
Specification Data
81349-mil-b-81935 government specification
NSN
3120-01-242-6253
Part Number
M81935/2-12K
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 M81935/2-12K NSN 3120-01-242-6253

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.7000lbs
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:
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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