The Ring,retaining, cataloged under National Stock Number 5325-01-396-3972, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Boyd Corporation (woburn) Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Ring,retaining |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Boyd Corporation (woburn) Inc (CAGE 11245) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-396-3972 |
| Primary Part Number | 101211-02 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Boyd Corporation (woburn) Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 101211-02 PRIMARY | Boyd Corporation (woburn) Inc (USA) |
| Reference | Meaning |
|---|---|
| A101211-02 | 3/9 Design control — primary reference Boyd Corporation (woburn) Inc |
| 101211-02 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5325-01-396-3972 is a Ring,retaining, manufactured by Boyd Corporation (woburn) Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-396-3972 has 1 manufacturer part number on file: 101211-02 (Boyd Corporation (woburn) Inc).
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.