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Self-aligning Plain Bearing NSN 3120-00-133-6783

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 3120-00-133-6783 NSN: 3120-00-133-6783

Features and Characteristics

Bore Diameter
Between 2.9994 inches and 3.0000 inches
Outer Member Outside Diameter
Between 4.7482 inches and 4.7500 inches
Outer Member Width
Between 2.2450 inches and 2.2500 inches
Inner Member Width
Between 3.3650 inches and 3.3750 inches
Hardness Rating
57.0 rockwell c outer race member and 59.0 rockwell c outer race member
Lubrication Feature
Groove internal inner member
Special Features
Four equally spaced holes through inner and outer members, both ends of inner member ground to 3.3750 in. Diameter by 0.4370 in. Lg, single fracture through radial wall of outer member
Material
Steel comp e52100 outer race member
Style Designator
Without insert or liner
FSC
3120 Unmounted Plain Bearings
NIIN
001336783
NSN
3120001336783

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
B74651L
Cage Code:
51588
Status:
A
MSDS:
Part Number:
190008140
Cage Code:
46609
Status:
A
MSDS:
Part Number:
AR356
Cage Code:
01417
Status:
A
MSDS:
Part Number:
CPR102346
Cage Code:
01417
Status:
A
MSDS:
Part Number:
3120001336783
Cage Code:
SCY13
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 3120-00-133-6783
What are the manufacturers of nsn 3120001336783?
Does this nsn 3120001336783 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120001336783
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 3120001336783 contain any precious metals?
No precious metal content.
Does nsn 3120001336783 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120001336783?
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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