The Ring,retaining, cataloged under National Stock Number 5325-01-088-2624, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 12 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 | 5325-01-088-2624 |
| Primary Part Number | 11019359-1 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| Surface Treatment Document and Classification | QQ-S-365,TYPE 2,GRADE A FED SPEC SINGLE TREATMENT RESPONSE |
| Material Document and Classification | MS16624-5018 MFR REF SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 0.189 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN |
| Major Thickness | 0.016 INCHES NOMINAL IN |
| Inside Diameter | 0.164 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL |
| Surface Treatment | SILVER |
| Precious Material and Location | SURFACES SILVER |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| 11019359-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5325-01-088-2624 is a Ring,retaining, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-088-2624 has 1 manufacturer part number on file: 11019359-1 (Northrop Grumman Systems Corporation).
Key specifications for 11019359-1: Usage Design: INTERNAL; Surface Treatment Document and Classification: QQ-S-365,TYPE 2,GRADE A FED SPEC SINGLE TREATMENT RESPONSE; Material Document and Classification: MS16624-5018 MFR REF SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR. 12 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.