The Washer,lock, cataloged under National Stock Number 5310-00-902-2817, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-902-2817 |
| Primary Part Number | 236MT078P007 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.591 INCHES NOMINAL IN |
| Material Thickness | 0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 420 OVERALL |
| Hole Diameter | 0.318 INCHES MINIMUM AND 0.328 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 |
|---|---|
| 236MT078P007 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 236MT078P007 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5310-00-902-2817 is a Washer,lock, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-902-2817 has 1 manufacturer part number on file: 236MT078P007 (Raytheon Company Dba Raytheon Co).
Key specifications for 236MT078P007: Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.591 INCHES NOMINAL IN; Material Thickness: 0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN. 7 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.