The Nut,plain,extended Washer,hexago, cataloged under National Stock Number 5310-01-376-0773, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-376-0773 |
| Primary Part Number | 12419003 |
| Item Name | Nut,plain,extended Washer,hexago |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc |
| Status | ACTIVE |
| Washer Outside Diameter | 16.5 MILLIMETERS MINIMUM MM |
| Width Across Flats | 12.7 MILLIMETERS MINIMUM AND 13.0 MILLIMETERS MAXIMUM MM |
| Washer Thickness | 2.3 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 12419003 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 12419003 | Oshkosh Defense Llc (USA) |
| 12419003 | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| C-1546-1 | 3/2 Design control — primary reference U.S. Government activity |
| 12419003 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 12419003 | 5/9 Secondary reference Oshkosh Corp |
| 911.591 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5310-01-376-0773 is a Nut,plain,extended Washer,hexago, manufactured by Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-376-0773 has 3 manufacturer part numbers on file: 12419003 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 12419003 (Oshkosh Defense Llc), 12419003 (Amz Alabama Inc.).
Key specifications for 12419003: Overall Height: 6.6 MILLIMETERS MINIMUM MM; Washer Outside Diameter: 16.5 MILLIMETERS MINIMUM MM; Width Across Flats: 12.7 MILLIMETERS MINIMUM AND 13.0 MILLIMETERS MAXIMUM MM; Washer Thickness: 2.3 MILLIMETERS NOMINAL MM. 4 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.