The Ring,retaining, cataloged under National Stock Number 5325-01-197-4458, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-197-4458 |
| Primary Part Number | 82A5027A0123 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Surface Treatment Document and Classification | MIL-C-13924,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE |
| Cross-Sectional Shape Style | SPLIT ROUND |
| Outside Diameter | 31.66 MILLIMETERS NOMINAL MM |
| Major Thickness | 2.8 MILLIMETERS MINIMUM AND 3.8 MILLIMETERS MAXIMUM MM |
| Inside Diameter | 25.98 MILLIMETERS MINIMUM AND 27.98 MILLIMETERS MAXIMUM MM |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPIRAL FLAT |
| Surface Treatment | OXIDE |
| 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 |
|---|---|
| 82A5027A0123 PRIMARY | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA) |
| Reference | Meaning |
|---|---|
| SP306 | 5/9 Secondary reference Kemper Mfg Corp |
| 11826283 | 7/2 Vendor item drawing reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
NSN 5325-01-197-4458 is a Ring,retaining, manufactured by Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-197-4458 has 1 manufacturer part number on file: 82A5027A0123 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service).
Key specifications for 82A5027A0123: Usage Design: EXTERNAL; Surface Treatment Document and Classification: MIL-C-13924,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE; Cross-Sectional Shape Style: SPLIT ROUND; Outside Diameter: 31.66 MILLIMETERS NOMINAL MM. 10 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.