The Washer,finishing, cataloged under National Stock Number 5310-01-143-1771, 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 Defense. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-143-1771 |
| Primary Part Number | 74B110054-2001 |
| Item Name | Washer,finishing |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | FINISHING |
| Material Document and Classification | MIL-S-6721 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.938 INCHES NOMINAL IN |
| Material Thickness | 0.016 INCHES NOMINAL IN |
| Recess Diameter | 0.635 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Diameter | 0.314 INCHES NOMINAL IN |
| Recess Angle | 101.0 DEGREES NOMINAL |
| 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 |
|---|---|
| 74B110054-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 74B110054-2001 | C/1 Advisory reference — outside the item-of-supply concept Moeller Manufacturing & Supply, Llc |
| 10109792 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5310-01-143-1771 is a Washer,finishing, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-143-1771 has 1 manufacturer part number on file: 74B110054-2001 (The Boeing Company Div Defense).
Key specifications for 74B110054-2001: Overall Height: 0.153 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-S-5002 MIL 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.