The Ring,retaining, cataloged under National Stock Number 5325-00-836-1017, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Ring,retaining |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Brinkley Technology Group Llc Dba Hercules Manufacturing (CAGE 1ML14) |
| Parameter | Value |
|---|---|
| NSN | 5325-00-836-1017 |
| Primary Part Number | 221037A |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| 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 |
|---|---|
| 221037A PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 221037A | 5/9 Secondary reference Hercules Engine Co Inc |
| P1156 | C/1 Advisory reference — outside the item-of-supply concept Bogue Systems Inc Dba Bogue Systems Inc |
| 221037 | C/1 Advisory reference — outside the item-of-supply concept Hercules Engine Co Inc |
| P1156 | 5/9 Secondary reference Bogue Electric Manufacturing Co |
NSN 5325-00-836-1017 is a Ring,retaining, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-836-1017 has 1 manufacturer part number on file: 221037A (Brinkley Technology Group Llc Dba Hercules Manufacturing).
1 possible match (shared part number, not a government interchangeability claim): 5915-01-676-6642. Verify interchangeability with system specifications before substitution.
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.