4011139 Self-Aligning Plain Bearing

Comprehensive specifications and application details for: 4011139 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: 4011139. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 4011139
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-346-7239
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 01/24/1974

A detachable assembly 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. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

0.4995 inches minimum and 0.5000 inches maximum bore diameter, 60.0 rockwell c nominal outer race member hardness rating, 0.3000 inches minimum and 0.3050 inches maximum inner member width, feat criticality code justification, 32.0 rockwell c nominal inner member hardness rating

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-346-7239 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.4995 inches minimum and 0.5000 inches maximum
Criticality Code Justification: feat
Hardness Rating: 32.0 rockwell c nominal inner member
Hardness Rating: 60.0 rockwell c nominal outer race member
Inner Member Width: 0.3000 inches minimum and 0.3050 inches maximum
Material Document And Classification: ams 5630 assn std 1st material response internal inner member
Material Document And Classification: ams 5643 assn std 2nd material response external outer member
Material: steel corrosion resisting external outer member
Material: steel corrosion resisting internal inner member
Outer Member Outside Diameter: 0.9057 inches minimum and 0.9062 inches maximum
Outer Member Width: 0.2520 inches minimum and 0.2570 inches maximum
Special Features: critical safety item (csi)
Style Designator: without insert or liner

Frequently Asked Questions

Find quick answers to common questions about bearing: 4011139. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-346-7239?: The FSCG of the NSN 3120-00-346-7239 is 3120

Does the NSN 3120-00-346-7239 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-00-346-7239 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 3120-00-346-7239 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-346-7239 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.