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Self-aligning Plain Bearing NSN 3120-01-364-3681

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 item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes bearing, plain, rod end and bearing, plain, spherical.

NSN 3120-01-364-3681 NSN: 3120-01-364-3681

Features and Characteristics

Bore Diameter
Between 0.9995 inches and 1.0000 inches
Outer Member Outside Diameter
Between 2.1245 inches and 2.1250 inches
Outer Member Width
Between 1.0000 inches and 1.0100 inches
Inner Member Width
Between 1.3730 inches and 1.3750 inches
Hardness Rating
55.0 rockwell c inner member and 62.0 rockwell c inner member23.0 rockwell c outer race member and 35.0 rockwell c outer race member
Material
Steel comp 440c inner membersteel comp 630 outer race memberplastic polytetrafluoroethylene race liner
Material Specification
Ams 5630 assn standard single material response inner memberams 5643 assn standard single material response outer race member
Style Designator
With insert and/or liner with staking groove
FSC
3120 Unmounted Plain Bearings
NIIN
013643681
NSN
3120013643681

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS21230
Cage Code:
81343
Status:
A
MSDS:
Part Number:
MS21230-16
Cage Code:
81343
Status:
A
MSDS:
Part Number:
KWDB16-7
Cage Code:
97613
Status:
A
MSDS:
Part Number:
MIL-B-8942
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: 8482300040
  • NAICS: 332991
  • SITC: 74630
  • Description: Spherical roller bearings, single row
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 3120-01-364-3681
What are the manufacturers of nsn 3120013643681?
Does this nsn 3120013643681 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120013643681
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 item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. the assembly may be either separable or nonseparable. excludes bearing, plain, rod end and bearing, plain, spherical.
Does nsn 3120013643681 contain any precious metals?
No precious metal content.
Does nsn 3120013643681 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120013643681?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
13208
FIIG:
A045A0
App. Key:
B
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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