The Nut,plain,extended Washer,hexago, cataloged under National Stock Number 5310-01-671-4370, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Motors Corp. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-671-4370 |
| Primary Part Number | 11516076 |
| Item Name | Nut,plain,extended Washer,hexago |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Washer Outside Diameter | 19.5 MILLIMETERS MINIMUM AND 24.5 MILLIMETERS MAXIMUM MM |
| Width Across Flats | 9.5 MILLIMETERS MINIMUM AND 14.5 MILLIMETERS MAXIMUM MM |
| Thread Series | M |
| Thread Pitch in Millimeters | 1.25 |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 8.0 MILLIMETERS MM |
| Surface Treatment | ZINC OVERALL |
| Nut Style | HEXAGON |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 11516076 PRIMARY | General Motors Corp (USA) |
| Reference | Meaning |
|---|---|
| 4373405 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 5310-01-671-4370 is a Nut,plain,extended Washer,hexago, manufactured by General Motors Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-671-4370 has 1 manufacturer part number on file: 11516076 (General Motors Corp).
Key specifications for 11516076: Overall Height: 7.4 MILLIMETERS MINIMUM AND 10.4 MILLIMETERS MAXIMUM MM; Washer Outside Diameter: 19.5 MILLIMETERS MINIMUM AND 24.5 MILLIMETERS MAXIMUM MM; Width Across Flats: 9.5 MILLIMETERS MINIMUM AND 14.5 MILLIMETERS MAXIMUM MM; Thread Series: M. 9 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.