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Self-aligning Plain Bearing NSN 3120-00-878-4389

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 3120-00-878-4389 NSN: 3120-00-878-4389

Features and Characteristics

Bore Diameter
Between 0.4995 inches and 0.5000 inches
Outer Member Outside Diameter
Between 0.9995 inches and 1.0000 inches
Outer Member Width
Between 0.5000 inches and 0.5100 inches
Inner Member Width
Between 0.6200 inches and 0.6250 inches
Static Radial Load Rating
54150 pounds
Material
Stainless steel outer race member
Material Specification
66 federal standard single material response inner member
Surface Treatment
Chromium inner member
Surface Treatment Specification
204-061-100, 97499 mfr ref single treatment response inner member
Style Designator
Without insert or liner
FSC
3120 Unmounted Plain Bearings
NIIN
008784389
NSN
3120008784389

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
204-061-100
Cage Code:
97499
Status:
A
MSDS:
Part Number:
AW8-25
Cage Code:
15860
Status:
A
MSDS:
Part Number:
RWSS8-1
Cage Code:
99528
Status:
A
MSDS:
Part Number:
BHDR8000
Cage Code:
81376
Status:
A
MSDS:
Part Number:
KWB8SSY
Cage Code:
97613
Status:
A
MSDS:
Part Number:
204-061-100-1
Cage Code:
97499
Status:
A
MSDS:
Part Number:
204-061-100-001
Cage Code:
97499
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 3120-00-878-4389
What are the manufacturers of nsn 3120008784389?
Does this nsn 3120008784389 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3120008784389
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 3120008784389 contain any precious metals?
Precious metal content is unknown.
Does nsn 3120008784389 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3120008784389?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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