The Twistlock Assembly, cataloged under National Stock Number 2540-01-258-2273, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Heller Truck Body Corp. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-01-258-2273 |
| Primary Part Number | PD18-0085-2 |
| Item Name | Twistlock Assembly |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Heller Truck Body Corp |
| Status | ACTIVE |
| General Characteristics Item Description | LEFT-HAND |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 6561254001298 | Steelmasters of Columbus Inc (USA) |
| PD18-0085-2 PRIMARY | Heller Truck Body Corp (USA) |
| Reference | Meaning |
|---|---|
| PD18-0085-2 | 5/9 Secondary reference Theurer Inc |
NSN 2540-01-258-2273 is a Twistlock Assembly, manufactured by Heller Truck Body Corp, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-258-2273 has 2 manufacturer part numbers on file: 6561254001298 (Steelmasters of Columbus Inc), PD18-0085-2 (Heller Truck Body Corp).
Key specifications for PD18-0085-2: General Characteristics Item Description: LEFT-HAND; End Item Identification: THEURER GREENVILLE MODEL M872 SEMITRAILER FLATBED. 1 specification is 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.