The Ring,retaining, cataloged under National Stock Number 5325-01-694-8722, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Smalley Steel Ring Co.. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-694-8722 |
| Primary Part Number | WS-393-S16 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Smalley Steel Ring Co. |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Cross-Sectional Shape Style | DOUBLE OVAL |
| Outside Diameter | 4.2 INCHES NOMINAL IN |
| Major Thickness | 0.061 INCHES NOMINAL IN |
| Inside Diameter | 3.784 INCHES NOMINAL IN |
| Ring Style | SPIRAL |
| Material | STEEL COMP 316 |
| 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 |
|---|---|
| HDW3SS-130-0017 | The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc (USA) |
| WS-393-S16 PRIMARY | Smalley Steel Ring Co. (USA) |
NSN 5325-01-694-8722 is a Ring,retaining, manufactured by Smalley Steel Ring Co., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-694-8722 has 2 manufacturer part numbers on file: HDW3SS-130-0017 (The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc), WS-393-S16 (Smalley Steel Ring Co.).
Key specifications for WS-393-S16: Usage Design: EXTERNAL; Cross-Sectional Shape Style: DOUBLE OVAL; Outside Diameter: 4.2 INCHES NOMINAL IN; Major Thickness: 0.061 INCHES NOMINAL IN. 7 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.