4004798 Self-Aligning Plain Bearing

Comprehensive specifications and application details for: 4004798 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: 4004798. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 4004798
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-346-7228
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 02/22/1974

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.

0.4010 inches minimum and 0.4060 inches maximum inner member width, 0.4370 inches minimum and 0.4375 inches maximum bore diameter, pwa771 mfr ref 1st material response internal inner member material document and classification, iron alloy 660 inner member material, 53.0 rockwell c minimum and 58.0 rockwell c maximum inner member hardness rating

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-346-7228 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.4370 inches minimum and 0.4375 inches maximum
Hardness Rating: 53.0 rockwell c minimum and 58.0 rockwell c maximum inner member
Inner Member Width: 0.4010 inches minimum and 0.4060 inches maximum
Material Document And Classification: pwa771 mfr ref 1st material response internal inner member
Material: iron alloy 660 inner member
Material: steel corrosion resisting internal inner member
Outer Member Outside Diameter: 0.8120 inches minimum and 0.8125 inches maximum
Outer Member Width: 0.3120 inches nominal
Precious Material: silver
Special Features: silver plate is applicable to id of outer race member only
Style Designator: without insert or liner
Surface Treatment Document And Classification: ams-2410 assn std single treatment response inner member
Surface Treatment: silver inner member

Frequently Asked Questions

Find quick answers to common questions about bearing: 4004798. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-346-7228?: The FSCG of the NSN 3120-00-346-7228 is 3120

Does the NSN 3120-00-346-7228 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-00-346-7228 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 3120-00-346-7228 contain precious materials?: Item contains silver.

Does NSN 3120-00-346-7228 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.