The Washer,key, cataloged under National Stock Number 5310-00-770-3792, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-770-3792 |
| Primary Part Number | 360449 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Overall Distance Including Keys | 0.615 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN |
| Style Designator | KEY |
| Material Document and Classification | AMS 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Material Thickness | 0.027 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN |
| External Key Quantity | 2 |
| Material | STEEL COMP 302 OVERALL |
| Hole Diameter | 0.271 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 360449 | Tokyo Judoi Kogyo K.k. (JPN) |
| 360449 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 360449 | Dcp Spring Acquisition Company, Inc. Dba New England Spring Div New England Spring (USA) |
| 484016 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 360449 | 5/2 Secondary reference U.S. Government activity |
| 360449 | 5/9 Secondary reference Tokyo Judogi Kogyo Co. |
NSN 5310-00-770-3792 is a Washer,key, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-770-3792 has 4 manufacturer part numbers on file: 360449 (Tokyo Judoi Kogyo K.k.), 360449 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 360449 (Dcp Spring Acquisition Company, Inc. Dba New England Spring Div New England Spring), 484016 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 3120-00-908-3033. Verify interchangeability with system specifications before substitution.
Key specifications for 360449: Overall Distance Including Keys: 0.615 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN; Style Designator: KEY; Material Document and Classification: AMS 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. 8 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.