The Ring,retaining, cataloged under National Stock Number 5325-01-287-9709, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-287-9709 |
| Primary Part Number | 8270280 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Usage Design | EXTERNAL OR INTERNAL |
| Material Document and Classification | TEMPER T4, ALUMINUM ASSOCIATION ASSN STD 1ST MATERIAL RESPONSE AND TEMPER T6, ALUMINUM ASSOCIATION ASSN STD 2ND MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 1.311 INCHES NOMINAL IN |
| Major Thickness | 0.380 INCHES NOMINAL IN |
| Inside Diameter | 0.900 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Material | ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061 |
| 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 |
|---|---|
| 8270280 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 5325-01-287-9709 is a Ring,retaining, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-287-9709 has 1 manufacturer part number on file: 8270280 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 8270280: Usage Design: EXTERNAL OR INTERNAL; Material Document and Classification: TEMPER T4, ALUMINUM ASSOCIATION ASSN STD 1ST MATERIAL RESPONSE AND TEMPER T6, ALUMINUM ASSOCIATION ASSN STD 2ND MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR; Outside Diameter: 1.311 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.