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Duplex Ball Bearing NSN 3110-00-987-3712

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 3110-00-987-3712 NSN: 3110-00-987-3712

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Features and Characteristics

Overall Width
Between 1.7667 inches and 1.7717 inches
Bore Diameter
Between 3.7399 inches and 3.7402 inches
Overall Outside Diameter
Between 7.8737 inches and 7.8740 inches
Lubrication Material
Grease
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Load Direction
Angular
Internal Fit-up Designation
Standard
Lubrication Material Specification
Mil-g-18709 military specification single material response
Material
Steel comp e52100
Material Specification
Fed standard 66 federal standard single material response
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
009873712
NSN
3110009873712

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
M17931-A040
Cage Code:
81349
Status:
A
MSDS:
Part Number:
MILB17931
Cage Code:
81349
Status:
A
MSDS:
Part Number:
Q30319DTLS7088V4
Cage Code:
43334
Status:
A
MSDS:
Part Number:
999999K135
Cage Code:
80064
Status:
A
MSDS:
Part Number:
30319DTL7077
Cage Code:
24617
Status:
A
MSDS:
Part Number:
7319DSXX00X015B13DG655B
Cage Code:
38443
Status:
A
MSDS:
Part Number:
7999003
Cage Code:
96169
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 3110-00-987-3712
What are the manufacturers of nsn 3110009873712?
Does this nsn 3110009873712 have a shelf life?
Yes. > 60 mo. after cure date.
What is the formal definition of nsn 3110009873712
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 3110009873712 contain any precious metals?
No precious metal content.
Does nsn 3110009873712 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3110009873712?
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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