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Duplex Ball Bearing NSN 3110-00-992-1012

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 3110-00-992-1012 NSN: 3110-00-992-1012

Features and Characteristics

Overall Width
Between 2.1160 inches and 2.1260 inches
Bore Diameter
Between 1.9683 inches and 1.9685 inches
Overall Outside Diameter
Between 4.3305 inches and 4.3307 inches
Lubrication Material
Grease
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Load Direction
Angular
Internal Fit-up Designation
Tight
Lubrication Material Specification
D0d-g-24508 military specification single material response
Material
Steel
Style Designator
90a universal ground faces, counterbored outer ring, non-separable
Nondefinitive Specification/std Data
134 type and 2 class
FSC
3110 Unmounted Antifriction Bearings
NIIN
009921012
NSN
3110009921012

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MILB17931
Cage Code:
81349
Status:
A
MSDS:
Part Number:
999999K179
Cage Code:
80064
Status:
A
MSDS:
Part Number:
7310DSXX00X015B13DG655B
Cage Code:
38443
Status:
A
MSDS:
Part Number:
30310DTL7077
Cage Code:
43334
Status:
A
MSDS:
Part Number:
M17931-A017
Cage Code:
21335
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 3110-00-992-1012
What are the manufacturers of nsn 3110009921012?
Does this nsn 3110009921012 have a shelf life?
Yes. > 60 mo. after cure date.
What is the formal definition of nsn 3110009921012
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 3110009921012 contain any precious metals?
No precious metal content.
Does nsn 3110009921012 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3110009921012?
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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