90321 Spherical Plain Bearing

Comprehensive specifications and application details for: 90321 Spherical Plain Bearing.

Summary

Explore detailed summary information for bearing: 90321. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 90321
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-908-5317
Item Name Code: 13204
Federal Item Identification Guide: A045A0
Assigment Date: 01/01/1960

A detachable part in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. It may be divided into two or more segments of 180 degrees (3.141 radians) or less. The item has a cylindrical bore and is basically spherical in its exterior design to allow for shaft misalignment. Excludes:bearing, plain, self-aligning.

square inside right corner corner shape, plastic inner layer material, 0.8300 inches minimum and 0.8500 inches maximum overall length, square inside left corner corner shape, 0.4677 inches minimum and 0.4682 inches maximum body inside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-908-5317 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 0.4677 inches minimum and 0.4682 inches maximum
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Overall Length: 0.8300 inches minimum and 0.8500 inches maximum
Material: plastic inner layer
Material: steel comp 630 outer layer
Spherical Body Diameter: 0.7518 inches minimum and 0.7522 inches maximum
Style Designator: solid
Surface Finish: 125.0 microinches left end surface
Surface Finish: 125.0 microinches right end surface
Surface Finish: 32.0 microinches spherical surface
Test Data Document: "81349-mil-i-6868 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

Frequently Asked Questions

Find quick answers to common questions about bearing: 90321. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-908-5317?: The FSCG of the NSN 3120-00-908-5317 is 3120

Does the NSN 3120-00-908-5317 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-00-908-5317 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 3120-00-908-5317 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-908-5317 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.