20S25 Ball Bearing Unit

Comprehensive specifications and application details for: 20S25 Ball Bearing Unit.

Summary

Explore detailed summary information for bearing: 20S25. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 20S25
Federal Supply Classification: 3130 Mounted Bearings
(NSN) National Stock Number: 3130-01-057-0773
Item Name Code: 30556
Federal Item Identification Guide: A093A0
Assigment Date: 03/06/1978

An assembled unit, composed of a housing incorporating a single or multiple row ball bearing(s), designed to meet various or specific conditions of mounting.

steel comp 4140 overall material, 4.2400 inches minimum and 4.2600 inches maximum overall outside diameter, 1.7740 inches nominal bore diameter, sae 4140 assn std single material response overall material document and classification, round, threaded mounting hole type

Datasheet

Below are the comprehensive technical specifications for bearing: 3130-01-057-0773 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 1.7740 inches nominal
Overall Outside Diameter: 4.2400 inches minimum and 4.2600 inches maximum
Material Document And Classification: sae 4140 assn std single material response overall
Material: steel comp 4140 overall
Mounting Hole Type: round, threaded

Frequently Asked Questions

Find quick answers to common questions about bearing: 20S25. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3130-01-057-0773?: The FSCG of the NSN 3130-01-057-0773 is 3130

Does the NSN 3130-01-057-0773 have a Schedule B code assigned?: Yes, the Schedule B code is 8482991050

Does NSN 3130-01-057-0773 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 3130-01-057-0773 contain precious materials?: Item does not contain precious metal.

Does NSN 3130-01-057-0773 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.