The Ring,retaining, cataloged under National Stock Number 5325-00-549-7203, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company. Government technical data includes 11 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 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 | 5325-00-549-7203 |
| Primary Part Number | 438965-1 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| End Style | 90 DEGREE PARALLEL |
| Material Diameter | 0.025 INCHES NOMINAL IN |
| Material Document and Classification | QQ-W-423 FORM 1 COMP 304 COND B FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.410 INCHES NOMINAL IN |
| Inside Diameter | 0.360 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 304 |
| 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 |
|---|---|
| 438965-1 PRIMARY | Raytheon Company (USA) |
NSN 5325-00-549-7203 is a Ring,retaining, manufactured by Raytheon Company, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-549-7203 has 1 manufacturer part number on file: 438965-1 (Raytheon Company).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-200-8626. Verify interchangeability with system specifications before substitution.
Key specifications for 438965-1: Usage Design: EXTERNAL; End Style: 90 DEGREE PARALLEL; Material Diameter: 0.025 INCHES NOMINAL IN; Material Document and Classification: QQ-W-423 FORM 1 COMP 304 COND B FED SPEC SINGLE MATERIAL RESPONSE. 11 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.