The Ring,retaining, cataloged under National Stock Number 5325-01-255-0417, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Ring,retaining |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAGE 00198); Leonardo Spa Helicopters Division - Production Site (CAGE A0126); Pilatus Aircraft Ltd (CAGE S4080) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-255-0417 |
| Primary Part Number | 3004904 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| 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 |
|---|---|
| 3004904 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
| 3004904 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| 9682011305 | Pilatus Aircraft Ltd (CHE) |
| Reference | Meaning |
|---|---|
| 10119330 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5325-01-255-0417 is a Ring,retaining, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-255-0417 has 3 manufacturer part numbers on file: 3004904 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 3004904 (Leonardo Spa Helicopters Division - Production Site), 9682011305 (Pilatus Aircraft Ltd).
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.