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Self-aligning Plain Bearing NSN 3120-00-938-3957

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 3120-00-938-3957 NSN: 3120-00-938-3957

Features and Characteristics

Bore Diameter
Between 1.8745 inches and 1.8765 inches
Outer Member Outside Diameter
Between 2.6200 inches and 2.6250 inches
Outer Member Width
Between 1.0850 inches and 1.0900 inches
Inner Member Width
Between 0.9950 inches and 1.0000 inches
Static Radial Load Rating
378000 pounds
Lubrication Feature
Indentation outer race member
Material
Steel comp 4340 outer race member or steel comp 4340h outer race member
Surface Treatment
Cadmium external outer member
Style Designator
Without insert or liner
FSC
3120 Unmounted Plain Bearings
NIIN
009383957
NSN
3120009383957

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
BSN30090
Cage Code:
81376
Status:
A
MSDS:
Part Number:
KSSB30-7
Cage Code:
97613
Status:
A
MSDS:
Part Number:
32-41117-11
Cage Code:
76301
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 3120-00-938-3957
What are the manufacturers of nsn 3120009383957?
Does this nsn 3120009383957 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120009383957
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 3120009383957 contain any precious metals?
No precious metal content.
Does nsn 3120009383957 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120009383957?
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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