The Chock,wheel-Track, cataloged under National Stock Number 2540-01-243-8045, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-01-243-8045 |
| Primary Part Number | 2254T17 |
| Item Name | Chock,wheel-Track |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Length | 8.250 INCHES NOMINAL IN |
| Construction Method | EXTRUDED ALUMINUM |
| Design Type | FIXED |
| Height | 6.000 INCHES NOMINAL IN |
| Width | 6.000 INCHES NOMINAL IN |
| Material | ALUMINUM LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 2254T17 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| LWC | 5/9 Secondary reference Aldon Company Inc |
| 4012-01 | 3/9 Design control — primary reference Aldon Company Inc |
NSN 2540-01-243-8045 is a Chock,wheel-Track, manufactured by Mcmaster-Carr Supply Co, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-243-8045 has 1 manufacturer part number on file: 2254T17 (Mcmaster-Carr Supply Co).
2 possible matches (shared part number, not a government interchangeability claim): 6210-01-330-2430, 4520-01-480-9299. Verify interchangeability with system specifications before substitution.
Key specifications for 2254T17: Length: 8.250 INCHES NOMINAL IN; Construction Method: EXTRUDED ALUMINUM; Design Type: FIXED; Height: 6.000 INCHES NOMINAL IN. 6 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.