The Ring,retaining, cataloged under National Stock Number 5325-00-401-0782, 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 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-401-0782 |
| Primary Part Number | WH-412-S02 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Smalley Steel Ring Co. |
| Status | ACTIVE |
| Material Hardness Rating | 70.0 ROCKWELL A MINIMUM AND 75.0 ROCKWELL A MAXIMUM |
| Usage Design | INTERNAL |
| Strength Rating | ERR-060 |
| Material Document and Classification | AISI,COMPOSITION 302 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | DOUBLE OVAL |
| Outside Diameter | 4.284 INCHES MINIMUM AND 4.319 INCHES MAXIMUM IN |
| Major Thickness | 0.058 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN |
| Inside Diameter | 3.848 INCHES MINIMUM AND 3.883 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL FLAT |
| 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 |
|---|---|
| 3015440 | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
| WH-412-S02 PRIMARY | Smalley Steel Ring Co. (USA) |
| Reference | Meaning |
|---|---|
| AS3215-194 | 5/9 Secondary reference U.S. Government activity |
| RR412S | 5/9 Secondary reference U.S. Government activity |
NSN 5325-00-401-0782 is a Ring,retaining, manufactured by Smalley Steel Ring Co., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-401-0782 has 2 manufacturer part numbers on file: 3015440 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), WH-412-S02 (Smalley Steel Ring Co.).
Key specifications for WH-412-S02: Material Hardness Rating: 70.0 ROCKWELL A MINIMUM AND 75.0 ROCKWELL A MAXIMUM; Usage Design: INTERNAL; Strength Rating: ERR-060; Material Document and Classification: AISI,COMPOSITION 302 ASSN STD SINGLE MATERIAL RESPONSE. 11 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.