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Self-aligning Plain Bearing NSN 3120-00-197-3842

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 3120-00-197-3842 NSN: 3120-00-197-3842

Features and Characteristics

Bore Diameter
Between 0.4997 inches and 0.5002 inches
Lubrication Material
Lubricant, dry film
Outer Member Outside Diameter
Between 1.1245 inches and 1.1250 inches
Outer Member Width
Between 0.5150 inches and 0.5250 inches
Inner Member Width
Between 0.6200 inches and 0.6250 inches
Hardness Rating
55.0 rockwell c inner member and 60.0 rockwell c inner member
Lubrication Feature
Perforation inner member
Special Features
Beryllium copper flanged bushing installed in ball id.; 37 min. R/c
Material
Steel comp 630 outer race member
Surface Treatment
Lubricant dry film outer race member
Style Designator
Without insert or liner with staking groove
FSC
3120 Unmounted Plain Bearings
NIIN
001973842
NSN
3120001973842

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
93244-3
Cage Code:
59211
Status:
A
MSDS:
Part Number:
KMB8-24
Cage Code:
97613
Status:
A
MSDS:
Part Number:
91-0009-08
Cage Code:
77896
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 3120-00-197-3842
What are the manufacturers of nsn 3120001973842?
Does this nsn 3120001973842 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120001973842
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 3120001973842 contain any precious metals?
No precious metal content.
Does nsn 3120001973842 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120001973842?
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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