The Ring,retaining, cataloged under National Stock Number 5325-00-088-1044, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Brp Us Inc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-088-1044 |
| Primary Part Number | 553047 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Brp Us Inc |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Minor Thickness | 0.033 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | ROUNDED CORNERS |
| Outside Diameter | 0.625 INCHES NOMINAL IN |
| Major Thickness | 0.037 INCHES NOMINAL IN |
| Inside Diameter | 0.415 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL |
| Material | STEEL |
| 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 |
|---|---|
| 553047 PRIMARY | Brp Us Inc (USA) |
| Reference | Meaning |
|---|---|
| 553047 | 5/9 Secondary reference U.S. Government activity |
NSN 5325-00-088-1044 is a Ring,retaining, manufactured by Brp Us Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-088-1044 has 1 manufacturer part number on file: 553047 (Brp Us Inc).
1 possible match (shared part number, not a government interchangeability claim): 1660-01-072-5703. Verify interchangeability with system specifications before substitution.
Key specifications for 553047: Usage Design: EXTERNAL; Minor Thickness: 0.033 INCHES NOMINAL IN; Cross-Sectional Shape Style: ROUNDED CORNERS; Outside Diameter: 0.625 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.
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.