The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-511-4640, 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 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-511-4640 |
| Primary Part Number | 12475431-009 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc |
| Status | ACTIVE |
| Width Across Flats | 13.0 MILLIMETERS NOMINAL MM |
| Thread Series | M |
| Thread Pitch in Millimeters | 1.25 |
| Thread Pitch Diameters | +0.1700 TO 0.4250 MILLIMETERS MM |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 8.0 MILLIMETERS MM |
| Nut Height | 6.5 MILLIMETERS NOMINAL MM |
| Surface Treatment | ZINC AND DICHROMATE OVERALL |
| Nut Style | HEXAGON |
| Material | STEEL OVERALL |
| Bearing Surface Type | FLAT |
| 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 |
|---|---|
| 12475431-009 PRIMARY | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 12475431-009 | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 12485431-009 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5310-01-511-4640 is a Nut,plain,hexagon, manufactured by Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-511-4640 has 2 manufacturer part numbers on file: 12475431-009 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 12475431-009 (Amz Alabama Inc.).
Key specifications for 12475431-009: Width Across Flats: 13.0 MILLIMETERS NOMINAL MM; Thread Series: M; Thread Pitch in Millimeters: 1.25; Thread Pitch Diameters: +0.1700 TO 0.4250 MILLIMETERS MM. 11 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.