The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-573-4009, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-573-4009 |
| Primary Part Number | 12412476-10 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Width Across Flats | 0.675 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | ASTM B633, TYPE III, CLASS FE/ZN 5 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.438 INCHES IN |
| Nut Height | 0.365 INCHES MINIMUM AND 0.524 INCHES MAXIMUM IN |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 14 |
| 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 |
|---|---|
| 12412476-10 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 31UTC71614 | Mac Lean-Fogg Company Dba Mac Lean Fasteners Div Maclean Power Systems (USA) |
| SW476-10 | Texas Starwares Inc Dba Texas Starwares Inc (USA) |
| Reference | Meaning |
|---|---|
| 12412476 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5310-01-573-4009 is a Nut,self-Locking,hexagon, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-573-4009 has 3 manufacturer part numbers on file: 12412476-10 (U S Army Tank Automotive Command Amsta-Im-Mm), 31UTC71614 (Mac Lean-Fogg Company Dba Mac Lean Fasteners Div Maclean Power Systems), SW476-10 (Texas Starwares Inc Dba Texas Starwares Inc).
Key specifications for 12412476-10: Width Across Flats: 0.675 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN; Surface Treatment Document and Classification: ASTM B633, TYPE III, CLASS FE/ZN 5 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND. 12 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.