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Rod End Plain Bearing NSN 3120-01-338-2756

Item Description

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.

NSN 3120-01-338-2756 NSN: 3120-01-338-2756

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Shank Style
Internally threaded w/hexagon end and inspection hole
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
2.1250 inches
Inspection Hole Center To End Distance
Between 1.2920 inches and 1.3320 inches
Shank Width Across Wrench Flats
Between 1.7400 inches and 1.7520 inches
Static Radial Load Rating
2360 pounds
Thread Diameter
1.250 inches
Thready Qty Per Inch (tpi)
12
Hardness Rating
55.0 rockwell c inner member and 62.0 rockwell c inner member28.0 rockwell c outer ring and 37.0 rockwell c outer ring39.0 rockwell c rod end body and 42.0 rockwell c rod end body
Special Features
Keyway in shank; surface finish on ball passivate per mil-s-5002 optional
Material
Steel comp 440c inner membersteel comp 630 race insertplastic polytetrafluoroethylene race linersteel comp e4340 rod end body
Material Specification
Ams 5630 assn standard single material response inner memberams 5643 assn standard single material response race insertmil-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 government specification
FSC
3120 Unmounted Plain Bearings
NIIN
013382756
NSN
3120013382756

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS81935/2
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AS81935
Cage Code:
81343
Status:
A
MSDS:
Part Number:
M81935/2-16K
Cage Code:
81343
Status:
A
MSDS:
Part Number:
MIL-B-81935/2
Cage Code:
81349
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8483308055
  • NAICS: 336310
  • SITC: 74822
  • Description: Transmission shafts: bearing housings, plain shaft bearings with housing, rod end bearings
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 3120-01-338-2756
What are the manufacturers of nsn 3120013382756?
Does this nsn 3120013382756 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120013382756
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.
Does nsn 3120013382756 contain any precious metals?
Precious metal content is unknown.
Does nsn 3120013382756 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120013382756?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
13209
FIIG:
A045A0
App. Key:
A
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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