The Ring,retaining, cataloged under National Stock Number 5325-01-264-1573, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Goodrich Corporation. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-264-1573 |
| Primary Part Number | 2007640-1 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| Criticality Code Justification | FEAT |
| Material Document and Classification | AMS 4880 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4640 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 3.275 INCHES MINIMUM AND 3.325 INCHES MAXIMUM IN |
| Major Thickness | 0.190 INCHES NOMINAL IN |
| Inside Diameter | 3.150 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPLIT |
| Material | COPPER ALLOY 630 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 2007640-1 PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 10377268 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 5325PL0723554 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 2007640-1 | 3/9 Design control — primary reference Goodrich Corp Dba Goodrich Corp |
NSN 5325-01-264-1573 is a Ring,retaining, manufactured by Goodrich Corporation, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-264-1573 has 1 manufacturer part number on file: 2007640-1 (Goodrich Corporation).
Key specifications for 2007640-1: Usage Design: INTERNAL; Criticality Code Justification: FEAT; Material Document and Classification: AMS 4880 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4640 ASSN STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR. 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.