503 Annular Ball Bearing

Comprehensive specifications and application details for: 503 Annular Ball Bearing.

Summary

Explore detailed summary information for bearing: 503. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 503
Federal Supply Classification: 3110 Unmounted Antifriction Bearings
(NSN) National Stock Number: 3110-00-159-9281
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, 0.3962 inches minimum and 0.4162 inches maximum outer ring width, 0.3750 inches minimum and 0.3800 inches maximum bore diameter, straight bore shape, radial load direction

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-159-9281 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.3750 inches minimum and 0.3800 inches maximum
Bore Shape: straight
Internal Fit-Up Designation: standard
Load Direction: radial
Outer Ring Width: 0.3962 inches minimum and 0.4162 inches maximum
Overall Outside Diameter: 1.0625 inches minimum and 1.0675 inches maximum
Material: steel overall
Special Features: inner or outer ring composed of two or more parts and pressed rings
Style Designator: radial-thrust, l-shaped outer ring with band, channel-shaped inner ring underhung on both sides, three-point contact
Surface Finish: unground

Frequently Asked Questions

Find quick answers to common questions about bearing: 503. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-159-9281?: The FSCG of the NSN 3110-00-159-9281 is 3110

Does the NSN 3110-00-159-9281 have a Schedule B code assigned?: Yes, the Schedule B code is 8482105028

Does NSN 3110-00-159-9281 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 3110-00-159-9281 contain precious materials?: Precious metal content is unknown

Does NSN 3110-00-159-9281 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.