The Ring,retaining, cataloged under National Stock Number 5325-01-727-3378, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Hendrickson Trailer Suspension Systems. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Ring,retaining |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Hendrickson Trailer Suspension Systems (CAGE 4Q4K2) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-727-3378 |
| Primary Part Number | A-20811 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Hendrickson Trailer Suspension Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A-20811 PRIMARY | Hendrickson Trailer Suspension Systems (USA) |
| Reference | Meaning |
|---|---|
| 19012E0276 | 7/2 Vendor item drawing reference Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
NSN 5325-01-727-3378 is a Ring,retaining, manufactured by Hendrickson Trailer Suspension Systems, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-727-3378 has 1 manufacturer part number on file: A-20811 (Hendrickson Trailer Suspension Systems).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.