4ZGEW0638

Comprehensive specifications and application details for: 4ZGEW0638 Thrust Washer Bearing.

Summary

Explore detailed summary information for bearing: 4ZGEW0638. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
4ZGEW0638
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-303-4982
Item Name Code
13211
Federal Item Identification Guide
A045A0
Assigment Date
01/01/1963

An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes:straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also washer, flat and spacer, sleeve.

rectangular cross-sectional shape style, 0.3125 inches nominal first bearing surface hole diameter, square all corners corner shape, 4 first bearing surface hole quantity, round center hole shape style

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-303-4982 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bearing Surface Hole Diameter
0.3125 inches nominal first
Bearing Surface Hole Quantity
4 first
Center Hole Shape Style
round
Corner Shape
square all corners
Cross-Sectional Shape Style
rectangular
Diameter
0.0580 inches minimum and 0.0620 inches maximum
Lubrication Feature
groove flat bearing surface
Outside Diameter
4.8750 inches nominal
Overall Thickness
0.0580 inches minimum and 0.0620 inches maximum
Material
steel overall
Special Features
holes equally spaced on 3.8750 in. bolt circle
Style Designator
round

Replaces

The NSN 3120-00-303-4982 is used in place of the following discontinued or alternate items:

NSN Name Date
3120-00-293-6493 No Name Available 03/01/1967

Frequently Asked Questions

Find quick answers to common questions about bearing: 4ZGEW0638. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-303-4982?
The FSCG of the NSN 3120-00-303-4982 is 3120
Does the NSN 3120-00-303-4982 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105008
Does NSN 3120-00-303-4982 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 3120-00-303-4982 contain precious materials?
Precious metal content is unknown
Does NSN 3120-00-303-4982 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 3120-00-303-4982 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963

Price & Availability

Fill out the form to get pricing and availability details for the bearing: 4ZGEW0638

Popular Bearings

Browse our selection of high-demand, high-performance bearings:

2198043-1
3110-00-788-1406
Bearing Retainer and Rollers
219807
3120-01-709-1146
Thrust Washer Bearing
21984
3110-01-607-6991
Bearing Needle
21985
3110-01-607-6819
Inner Race
2198628
3120-00-737-8129
Washer Thrust
2198650
3120-01-502-4950
Self-Aligning Plain Bearing
2198783
3110-01-532-5756
Needle Roller Bearing
21988
3120-01-249-1677
Rod End Plain Bearing
2198909
3120-00-773-5965
Bushing Small
2199.025
3110-00-144-8931
Annular Ball Bearing
2199469
3120-00-735-1281
Bearing Brake Pedal
219981
3110-00-144-8770
Annular Ball Bearing
2199817
3120-00-700-0892
Bushing Bushing Typ
219A182
3110-01-398-1429
Tapered Roller Cone and Rollers
219B7739P0001
3120-01-213-5101
Spring Bushing