M323

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M323
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-156-3522
Item Name Code
00014
Assigment Date
01/01/1961 (65 years ago)

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.

0.6988 inches nominal inner ring width, 47.0 millimeters nominal overall outside diameter, 20.0 millimeters nominal bore diameter, ground surface finish, 0.5512 inches nominal outer ring width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Bore Diameter
20.0 millimeters nominal
Overall Outside Diameter
47.0 millimeters nominal
Outer Ring Width
0.5512 inches nominal
Inner Ring Width
0.6988 inches nominal
Surface Finish
ground
Retainer Fabrication Method
pressed
Seal Quantity
2
Bearing Seal Type
labyrinth
Load Direction
radial
Bore Shape
straight
Internal Fit-Up Designation
standard
Standard Tolerance Designation
abec no.1
Lubrication Material
grease
Lubrication Material Document And Classification
dod-g-24508 mil spec single material response
Material
steel overall
Style Designator
non-loading groove, non-separable

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
3110-00-882-2090 No Name Available 12/01/1975
6115-00-961-9488 No Name Available 01/01/1960
3110-01-057-3205 No Name Available 04/01/1981

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FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-00-156-3522?
The FSCG of the NSN 3110-00-156-3522 is 3110
Does the NSN 3110-00-156-3522 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105028
Does NSN 3110-00-156-3522 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 3110-00-156-3522 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-156-3522 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 3110-00-156-3522 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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