The Ring,retaining, cataloged under National Stock Number 5325-01-306-4235, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Qrp Inc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-01-306-4235 |
| Primary Part Number | 5027C |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Qrp Inc |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Material Document and Classification | AMS 5678 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Major Thickness | 0.084 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN |
| Inside Diameter | 0.790 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPIRAL |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 631 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5027C PRIMARY | Qrp Inc (USA) |
| 19-100C | Viba B.v. (NLD) |
| Reference | Meaning |
|---|---|
| 19-100C | 3/2 Design control — primary reference U.S. Government activity |
| 12956283-2 | 7/2 Vendor item drawing reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
NSN 5325-01-306-4235 is a Ring,retaining, manufactured by Qrp Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-306-4235 has 2 manufacturer part numbers on file: 5027C (Qrp Inc), 19-100C (Viba B.v.).
Key specifications for 5027C: Usage Design: EXTERNAL; Material Document and Classification: AMS 5678 ASSN STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR; Major Thickness: 0.084 INCHES MINIMUM AND 0.086 INCHES MAXIMUM 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.
NSN 5325-01-306-4235 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.