328423 Self-Aligning Plain Bearing

Comprehensive specifications and application details for: 328423 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: 328423. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 328423
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-027-4729
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 09/18/1976

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.

55.0 rockwell c minimum and 62.0 rockwell c maximum inner member hardness rating, plastic polytetrafluoroethylene race liner material, 0.4980 inches minimum and 0.5000 inches maximum inner member width, 0.4995 inches minimum and 0.5000 inches maximum bore diameter, 28.0 rockwell c minimum and 37.0 rockwell c maximum outer race member hardness rating

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-027-4729 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.4995 inches minimum and 0.5000 inches maximum
Hardness Rating: 55.0 rockwell c minimum and 62.0 rockwell c maximum inner member
Hardness Rating: 28.0 rockwell c minimum and 37.0 rockwell c maximum outer race member
Inner Member Width: 0.4980 inches minimum and 0.5000 inches maximum
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 440c inner member
Material: steel comp 630 outer race member
Outer Member Outside Diameter: 0.9995 inches minimum and 1.0000 inches maximum
Outer Member Width: 0.3850 inches minimum and 0.3950 inches maximum
Static Radial Load Rating: 17900 pounds
Style Designator: with insert and/or liner

Replaces

The NSN 3120-01-027-4729 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-068-7853	No Name Available	06/01/1990
3120-00-275-3340	No Name Available	05/01/1988
3120-00-404-5792	No Name Available	09/01/1983
3120-00-450-5935	No Name Available	12/01/1987
3120-00-482-8856	No Name Available	07/01/1992
3120-00-727-4294	No Name Available	02/01/1985
3120-00-788-0920	No Name Available	12/01/1985
3120-00-880-8393	No Name Available	03/01/1988
3120-01-358-9598	No Name Available	08/01/1994

Frequently Asked Questions

Find quick answers to common questions about bearing: 328423. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-027-4729?: The FSCG of the NSN 3120-01-027-4729 is 3120

Does the NSN 3120-01-027-4729 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-027-4729 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 3120-01-027-4729 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-027-4729 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.