128431 Sleeve Bearing

Comprehensive specifications and application details for: 128431 Sleeve Bearing.

Summary

Explore detailed summary information for bearing: 128431. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 128431
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-293-5532
Item Name Code: 13205
Federal Item Identification Guide: A045A0
Assigment Date: 01/01/1963

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

round inside right corner corner shape, 4.5010 inches minimum and 4.5020 inches maximum body outside diameter, round inside left corner corner shape, chamfered outside right corner corner shape, 4.0050 inches minimum and 4.0065 inches maximum body inside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-293-5532 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 4.0050 inches minimum and 4.0065 inches maximum
Body Outside Diameter: 4.5010 inches minimum and 4.5020 inches maximum
Corner Shape: chamfered outside right corner
Corner Shape: round inside left corner
Corner Shape: round inside right corner
Corner Shape: round left flange body corner
Corner Shape: square left flange outside right corner
Corner Shape: square outside left corner
Flange Outside Diameter: 5.4900 inches minimum and 5.5100 inches maximum
Flange Width: 0.1700 inches minimum and 0.1740 inches maximum
Material Document And Classification: 128431,fscm 77445 mfr ref single material response inner layer
Material Document And Classification: 128431,fscm 77445 mfr ref single material response outer layer
Overall Length: 1.8820 inches nominal
Material: silver inner layer
Material: steel outer layer
Precious Material And Location: inner layer silver
Precious Material: silver
Style Designator: solid, external flange one end
Surface Treatment Document And Classification: pwa42,fscm 77445 mfr ref single treatment response inside diameter surface of body
Surface Treatment Document And Classification: pwa42,fscm 77445 mfr ref single treatment response left end surface of body and flange
Surface Treatment: lead and indium inside diameter surface of body
Surface Treatment: lead and indium left end surface of body and flange

Frequently Asked Questions

Find quick answers to common questions about bearing: 128431. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-293-5532?: The FSCG of the NSN 3120-00-293-5532 is 3120

Does the NSN 3120-00-293-5532 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997090

Does NSN 3120-00-293-5532 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 3120-00-293-5532 contain precious materials?: Item contains silver.

Does NSN 3120-00-293-5532 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.