The Caster,swivel,trans, cataloged under National Stock Number 1740-01-221-2940, is classified within Federal Supply Class 1740 (Airfield Specialized Trucks and Trailers) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The manufacturer of record is The Boeing Company Div Services. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Caster,swivel,trans |
| FSC / FSG | 1740 — Airfield Specialized Trucks and Trailers (FSG 17) |
| Manufacturers | The Boeing Company Div Services (CAGE 48T42); The Boeing Company (CAGE 8V613) |
| Parameter | Value |
|---|---|
| NSN | 1740-01-221-2940 |
| Primary Part Number | HS5256-0003 |
| Item Name | Caster,swivel,trans |
| FSC / FSG | 1740 / 17 — Airfield Specialized Trucks and Trailers |
| Manufacturer | The Boeing Company Div Services |
| Status | ACTIVE |
| 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 |
|---|---|
| HS5256-0003 PRIMARY | The Boeing Company Div Services (USA) |
| HS5256 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| HS5256-0003 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| HS5256-0003 | 5/9 Secondary reference The Boeing Company |
NSN 1740-01-221-2940 is a Caster,swivel,trans, manufactured by The Boeing Company Div Services, classified under FSC 1740, Airfield Specialized Trucks and Trailers. Status: active.
NSN 1740-01-221-2940 has 2 manufacturer part numbers on file: HS5256-0003 (The Boeing Company Div Services), HS5256 (The Boeing Company).
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.