The Washer,key, cataloged under National Stock Number 5310-00-769-0200, 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 14 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-769-0200 |
| Primary Part Number | 302813 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Distance From Centerline to Inside of Prebent Key | 0.318 INCHES NOMINAL IN |
| Split Key Length | 0.172 INCHES NOMINAL IN |
| External Prebent Key Length | 0.125 INCHES NOMINAL IN |
| Overall Distance Including Keys | 0.800 INCHES NOMINAL IN |
| Style Designator | KEY |
| Outside Diameter | 0.530 INCHES NOMINAL IN |
| External Tapered Key Width | 0.300 INCHES NOMINAL IN |
| Material Thickness | 0.030 INCHES NOMINAL IN |
| External Key Quantity | 1 |
| External Prebent Key Angle | 20.0 DEGREES NOMINAL |
| External Prebent Key Width | 0.142 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Angle Between External Keys | 45.0 DEGREES NOMINAL |
| Hole Diameter | 0.325 INCHES NOMINAL 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 |
|---|---|
| 302813 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 302813 | Tokyo Judoi Kogyo K.k. (JPN) |
| 302813 | Rogerson Kratos (USA) |
| Reference | Meaning |
|---|---|
| 302813 | 5/9 Secondary reference Tokyo Judogi Kogyo Co. |
| 302813 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
NSN 5310-00-769-0200 is a Washer,key, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-769-0200 has 3 manufacturer part numbers on file: 302813 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 302813 (Tokyo Judoi Kogyo K.k.), 302813 (Rogerson Kratos).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-562-2462. Verify interchangeability with system specifications before substitution.
Key specifications for 302813: Distance From Centerline to Inside of Prebent Key: 0.318 INCHES NOMINAL IN; Split Key Length: 0.172 INCHES NOMINAL IN; External Prebent Key Length: 0.125 INCHES NOMINAL IN; Overall Distance Including Keys: 0.800 INCHES NOMINAL IN. 14 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.