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Self-aligning Plain Bearing NSN 3120-01-293-7976

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 3120-01-293-7976 NSN: 3120-01-293-7976

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Features and Characteristics

Bore Diameter
Between 1.1250 inches and 1.1255 inches
Lubrication Material
Lubricating oil
Outer Member Outside Diameter
Between 2.0000 inches and 2.0005 inches
Outer Member Width
Between 0.8950 inches and 0.9050 inches
Inner Member Width
Between 0.9950 inches and 1.0000 inches
Static Radial Load Rating
121500 pounds
Hardness Rating
43.0 rockwell c inner member and 47.0 rockwell c inner member
Lubrication Feature
Groove inner member and perforation inner member
Material
Steel comp 630 outer race member
Material Specification
Qq-c-530 federal specification all material responses inner member
Style Designator
Without insert or liner with staking groove
FSC
3120 Unmounted Plain Bearings
NIIN
012937976
NSN
3120012937976

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
4M342-18
Cage Code:
76301
Status:
A
MSDS:
Part Number:
03-582-18E-001
Cage Code:
09455
Status:
A
MSDS:
Part Number:
BNG18H-342
Cage Code:
16746
Status:
A
MSDS:
Part Number:
HSB18-101
Cage Code:
02758
Status:
A
MSDS:
Part Number:
AGB18V4003
Cage Code:
15860
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 3120-01-293-7976
What are the manufacturers of nsn 3120012937976?
Does this nsn 3120012937976 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120012937976
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 3120012937976 contain any precious metals?
No precious metal content.
Does nsn 3120012937976 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120012937976?
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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