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Duplex Ball Bearing NSN 3110-01-187-1940

Item Description

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

NSN 3110-01-187-1940 NSN: 3110-01-187-1940

Features and Characteristics

Overall Width
Between 0.4700 inches and 0.5000 inches
Bore Diameter
Between 3.9997 inches and 4.0000 inches
Overall Outside Diameter
Between 4.4997 inches and 4.5000 inches
Lubrication Material
Oil
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Load Direction
Angular
Bearing Preload Rating
30.0 pounds
Contact Angle
30.0 degrees
Lubrication Material Specification
Mil-l-81846 military specification single material response
Material
Stainless steel outer race
Style Designator
92b counterbored outer rings, non-separable, back to back mounting
FSC
3110 Unmounted Antifriction Bearings
NIIN
011871940
NSN
3110011871940

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
930025
Cage Code:
09205
Status:
A
MSDS:
Part Number:
5092021
Cage Code:
32828
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8482105068
  • NAICS: 332991
  • SITC: 74610
  • Description: Ball bearings, nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 3110-01-187-1940
What are the manufacturers of nsn 3110011871940?
Does this nsn 3110011871940 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3110011871940
Two single row annular ball bearings selected dimensionally to be a matched pair or set. the ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. may include a single row angular contact bearing with faces specially ground for duplex mounting.
Does nsn 3110011871940 contain any precious metals?
No precious metal content.
Does nsn 3110011871940 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3110011871940?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
30213
FIIG:
A044A0
App. Key:
E
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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