The Washer,finishing, cataloged under National Stock Number 5310-01-129-7618, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-129-7618 |
| Item Name | Washer,finishing |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | FINISHING |
| Material Document and Classification | MIL-S-6721 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.933 INCHES MINIMUM AND 0.958 INCHES MAXIMUM IN |
| Material Thickness | 0.016 INCHES NOMINAL IN |
| Recess Diameter | 0.635 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Diameter | 0.314 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN |
| Recess Angle | 99.0 DEGREES MINIMUM AND 103.0 DEGREES MAXIMUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 4M114C516 | C/1 Advisory reference — outside the item-of-supply concept The Boeing Company Div Defense |
| 4M114C516 | 3/9 Design control — primary reference Huber+suhner Astrolab, Inc. Dba Huber & Suhner Astrolab Inc |
NSN 5310-01-129-7618 is a Washer,finishing, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-129-7618: Overall Height: 0.153 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: FINISHING; Material Document and Classification: MIL-S-6721 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 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.