The Ring,retaining, cataloged under National Stock Number 5325-01-013-3158, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-013-3158 |
| Primary Part Number | 7723411-1 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Material Diameter | 0.054 INCHES NOMINAL IN |
| Material Document and Classification | QQ-W-423, COMP 302, COND B FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 2.940 INCHES NOMINAL IN |
| Inside Diameter | 2.832 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | C |
| 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 |
|---|---|
| 7723411-1 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 7723411-1 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5325-01-013-3158 is a Ring,retaining, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-013-3158 has 1 manufacturer part number on file: 7723411-1 (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 7723411-1: Usage Design: EXTERNAL; Material Diameter: 0.054 INCHES NOMINAL IN; Material Document and Classification: QQ-W-423, COMP 302, COND B FED SPEC SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: ROUND. 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.