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Rod End Plain Bearing NSN 3120-01-178-1893

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 3120-01-178-1893 NSN: 3120-01-178-1893

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Shank Style
Externally threaded
Overall Length
2.8120 inches
Bore Diameter
Between 0.3120 inches and 0.3125 inches
Outer Member Outside Diameter
1.0000 inches
Bore Center To Shank End Distance
2.3120 inches
Outer Member Width
Between 0.2760 inches and 0.2860 inches
Inner Member Width
Between 0.3730 inches and 0.3750 inches
Shank End To Shoulder Length
1.7810 inches
Shank Thread Length
Between 1.6870 inches and 1.7180 inches
Static Radial Load Rating
8750 pounds
Thread Diameter
0.3750 inches
Thready Qty Per Inch (tpi)
24
Hardness Rating
55.0 rockwell c inner member and 62.0 rockwell c inner member
Lubrication Feature
Self-lubricating liner race liner
Material
Steel comp 630 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 federal specification single treatment response rod end body
Style Designator
Shouldered ball type
Test Data Document
81349-mil-i-6868 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator
Unf
FSC
3120 Unmounted Plain Bearings
NIIN
011781893
NSN
3120011781893

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
128HM10270-5
Cage Code:
26512
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 3120-01-178-1893
What are the manufacturers of nsn 3120011781893?
Does this nsn 3120011781893 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120011781893
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 3120011781893 contain any precious metals?
No precious metal content.
Does nsn 3120011781893 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120011781893?
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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