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Annular Ball Bearing NSN 3110-00-987-3747

Item Description

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.

NSN 3110-00-987-3747 NSN: 3110-00-987-3747

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Features and Characteristics

Overall Width
Between 1.8484 inches and 1.8504 inches
Bore Diameter
Between 3.9367 inches and 3.9370 inches
Overall Outside Diameter
Between 8.4643 inches and 8.4646 inches
Lubrication Material
Grease
Surface Finish
Ground
Retainer Fabrication Method
Pressed
Shield Quantity
1
Load Direction
Radial
Bore Shape
Straight
Internal Fit-up Designation
Tight
Internal Clearance
0.0009 inches radial and 0.0014 inches radial
Criticality Code Justification
Zzzw
Lubrication Material Specification
Mil-g-18709 military specification single material response
Material
Steel
Style Designator
Non-loading groove, non-separable
Nondefinitive Specification/std Data
111 type and 2 class
Departure From Cited Document
Quiet operation tested for submarine use
FSC
3110 Unmounted Antifriction Bearings
NIIN
009873747
NSN
3110009873747

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MIL-B-17931
Cage Code:
81349
Status:
A
MSDS:
Part Number:
MIL-B-17931NT
Cage Code:
03950
Status:
A
MSDS:
Part Number:
7620S7077HA4
Cage Code:
43334
Status:
A
MSDS:
Part Number:
6320ZE100
Cage Code:
53035
Status:
A
MSDS:
Part Number:
7620-7077
Cage Code:
24617
Status:
A
MSDS:
Part Number:
320SFNT3
Cage Code:
38443
Status:
A
MSDS:
Part Number:
6320ZW1B
Cage Code:
52676
Status:
A
MSDS:
Part Number:
999999K170
Cage Code:
80064
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8482105028
  • NAICS: 332991
  • SITC: 74610
  • Description: Angular contact ball bearings, nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 3110-00-987-3747
What are the manufacturers of nsn 3110009873747?
Does this nsn 3110009873747 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3110009873747
A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. for items with faces specially ground for duplex mounting see bearing, ball, duplex. excludes bearing, ball, airframe.
Does nsn 3110009873747 contain any precious metals?
No precious metal content.
Does nsn 3110009873747 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3110009873747?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
00014
FIIG:
A044A0
App. Key:
C
Cond. Code:
1
Status:
A

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