The Washer,finishing, cataloged under National Stock Number 5310-00-050-9281, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-050-9281 |
| Primary Part Number | 2W26A416 |
| Item Name | Washer,finishing |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Style Designator | FINISHING |
| Material Document and Classification | QQ-A-318 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.723 INCHES MINIMUM AND 0.729 INCHES MAXIMUM IN |
| Material Thickness | 0.002 INCHES MINIMUM AND 0.018 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE OR CHROMATE OVERALL |
| Material | ALUMINUM ALLOY 5052 OVERALL |
| Hole Diameter | 0.260 INCHES MINIMUM AND 0.275 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 |
|---|---|
| 2W26A416 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 5310-00-050-9281 is a Washer,finishing, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-050-9281 has 1 manufacturer part number on file: 2W26A416 (The Boeing Company Div Legacy Am&m).
Key specifications for 2W26A416: Overall Height: 0.125 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE OVERALL; Style Designator: FINISHING; Material Document and Classification: QQ-A-318 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.