The Ring,retaining, cataloged under National Stock Number 5325-00-990-9922, 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.. Government technical data includes 9 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-990-9922 |
| Primary Part Number | 3006627 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| Material Hardness Rating | 70.0 ROCKWELL A MINIMUM AND 75.0 ROCKWELL A MAXIMUM |
| Usage Design | EXTERNAL OR INTERNAL |
| Cross-Sectional Shape Style | DOUBLE OVAL |
| Outside Diameter | 2.476 INCHES MINIMUM AND 2.496 INCHES MAXIMUM IN |
| Major Thickness | 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Inside Diameter | 2.200 INCHES MINIMUM AND 2.220 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL FLAT |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 3006627 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
NSN 5325-00-990-9922 is a Ring,retaining, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-990-9922 has 1 manufacturer part number on file: 3006627 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
1 possible match (shared part number, not a government interchangeability claim): 6150-01-558-1003. Verify interchangeability with system specifications before substitution.
Key specifications for 3006627: Material Hardness Rating: 70.0 ROCKWELL A MINIMUM AND 75.0 ROCKWELL A MAXIMUM; Usage Design: EXTERNAL OR INTERNAL; Cross-Sectional Shape Style: DOUBLE OVAL; Outside Diameter: 2.476 INCHES MINIMUM AND 2.496 INCHES MAXIMUM IN. 9 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.