The Ring,retaining, cataloged under National Stock Number 5325-00-285-2140, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Ambac International Corporation Div Ambac International. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-285-2140 |
| Primary Part Number | RG1011 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Ambac International Corporation Div Ambac International |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| End Style | VERTEX BELOW CENTER |
| Material Diameter | 0.0348 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A576 COMP 1080 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.520 INCHES MINIMUM AND 0.535 INCHES MAXIMUM IN |
| Inside Diameter | 0.4574 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Material | STEEL COMP 1080 |
| 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 |
|---|---|
| RG1011 PRIMARY | Ambac International Corporation Div Ambac International (USA) |
NSN 5325-00-285-2140 is a Ring,retaining, manufactured by Ambac International Corporation Div Ambac International, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-285-2140 has 1 manufacturer part number on file: RG1011 (Ambac International Corporation Div Ambac International).
Key specifications for RG1011: Usage Design: INTERNAL; End Style: VERTEX BELOW CENTER; Material Diameter: 0.0348 INCHES NOMINAL IN; Material Document and Classification: ASTM A576 COMP 1080 ASSN STD SINGLE MATERIAL RESPONSE. 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.