The Washer,flat, cataloged under National Stock Number 5310-00-786-2326, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-786-2326 |
| Primary Part Number | VS15305D1051-36 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Overall Diameter | 2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN |
| Heat Treatment | T-3 SOLUTION HEAT TREATED, COLD WORKED OR T-4 SOLUTION HEAT TREATED, NATURAL AGED |
| Material Document and Classification | QQ-A-250/5,ALCLAD FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | CHROMATE OR ANODIZE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.505 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN |
| Thickness | 0.013 INCHES MINIMUM AND 0.019 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 |
|---|---|
| VS15305D1051-36 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| VS15305D1051-36 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-00-786-2326 is a Washer,flat, manufactured by The Boeing Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-786-2326 has 1 manufacturer part number on file: VS15305D1051-36 (The Boeing Company).
Key specifications for VS15305D1051-36: Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL; Overall Diameter: 2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN; Heat Treatment: T-3 SOLUTION HEAT TREATED, COLD WORKED OR T-4 SOLUTION HEAT TREATED, NATURAL AGED; Material Document and Classification: QQ-A-250/5,ALCLAD FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 11 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.