M304

Comprehensive specifications and application details for: M304 Annular Ball Bearing.

Summary

Explore detailed summary information for bearing: M304. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
M304
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-00-157-1882
Item Name Code
00014
Federal Item Identification Guide
A044A0
Assigment Date
01/01/1963

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.

standard internal fit-up designation, straight bore shape, radial load direction, 9.6250 inches nominal overall outside diameter, 7.5000 inches nominal bore diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-157-1882 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
7.5000 inches nominal
Bore Shape
straight
Internal Fit-Up Designation
standard
Load Direction
radial
Overall Outside Diameter
9.6250 inches nominal
Overall Width
0.8125 inches nominal
Material
copper alloy retainer
Material
steel ball
Material
steel inner ring
Material
steel outer ring
Material
steel shield
Retainer Fabrication Method
machined
Shield Quantity
1
Special Features
outer ring corner on shielded side has sharp corner,all other corner radii 0.1250 in.
Standard Tolerance Designation
abec no.1
Style Designator
non-loading groove, non-separable
Surface Finish
ground

Frequently Asked Questions

Find quick answers to common questions about bearing: M304. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-157-1882?
The FSCG of the NSN 3110-00-157-1882 is 3110
Does the NSN 3110-00-157-1882 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105028
Does NSN 3110-00-157-1882 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 3110-00-157-1882 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-157-1882 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 3110-00-157-1882 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963

Price & Availability

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