The Ring,retaining, cataloged under National Stock Number 5325-01-359-4758, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Raytheon E-Systems, Inc. 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 | 5325-01-359-4758 |
| Primary Part Number | 87-20111-001 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Raytheon E-Systems, Inc |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Material Diameter | 0.047 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A313, TYPE 302 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.569 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SINGLE LEG OFFSET |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 302 |
| 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 |
|---|---|
| 87-20111-001 PRIMARY | Raytheon E-Systems, Inc (USA) |
NSN 5325-01-359-4758 is a Ring,retaining, manufactured by Raytheon E-Systems, Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-359-4758 has 1 manufacturer part number on file: 87-20111-001 (Raytheon E-Systems, Inc).
Key specifications for 87-20111-001: Usage Design: EXTERNAL; Material Diameter: 0.047 INCHES NOMINAL IN; Material Document and Classification: ASTM A313, TYPE 302 ASSN STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: ROUND. 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.