The Hook,tow, cataloged under National Stock Number 2540-00-556-7459, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.). Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2540-00-556-7459 |
| Primary Part Number | 12W4129 |
| Item Name | Hook,tow |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) |
| Status | ACTIVE |
| Bottom Hole Diameter | 0.628 INCHES MINIMUM AND 0.631 INCHES MAXIMUM IN |
| Length From Hole Center to Hook Head Center | 7.125 INCHES NOMINAL IN |
| Distance Between Hole Centers | 4.188 INCHES NOMINAL IN |
| Style Designator | MTG HOLE RAMS HORN, LEFT HAND |
| Smallest Thickness | 0.625 INCHES NOMINAL IN |
| Width | 2.750 INCHES NOMINAL IN |
| Hook Inside Radius | 1.250 INCHES NOMINAL IN |
| Hole Diameter | 0.753 INCHES MINIMUM AND 0.756 INCHES MAXIMUM IN |
| Thickness | 1.156 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12W4129 PRIMARY | Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA) |
| 5567459 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| N10286L | 5/9 Secondary reference Diamond Reo Truck Co |
| C002418X | 5/9 Secondary reference White Motor Corp |
| N016286L | 5/9 Secondary reference Diamond Reo Truck Co |
NSN 2540-00-556-7459 is a Hook,tow, manufactured by Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.), classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-00-556-7459 has 2 manufacturer part numbers on file: 12W4129 (Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)), 5567459 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12W4129: Bottom Hole Diameter: 0.628 INCHES MINIMUM AND 0.631 INCHES MAXIMUM IN; Length From Hole Center to Hook Head Center: 7.125 INCHES NOMINAL IN; Distance Between Hole Centers: 4.188 INCHES NOMINAL IN; Style Designator: MTG HOLE RAMS HORN, LEFT HAND. 9 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.