The Cylinder,spacer, cataloged under National Stock Number 1720-01-303-7654, is classified within Federal Supply Class 1720 (Aircraft Launching Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The manufacturer of record is Duhadaway Tool & Die Shop Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1720-01-303-7654 |
| Primary Part Number | 622258-2 |
| Item Name | Cylinder,spacer |
| FSC / FSG | 1720 / 17 — Aircraft Launching Equipment |
| Manufacturer | Duhadaway Tool & Die Shop Inc |
| Status | ACTIVE |
| FSC Application Data | LAUNCHING ENGINE,LOW PRESSURE CATAPULT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 622258-2 | Duhadaway Tool & Die Shop Inc (USA) |
| 622258-2 | The Entwistle Company Llc (USA) |
| 622258-2 | Precision Custom Components, Llc (USA) |
| Reference | Meaning |
|---|---|
| 622258 | D/9 Drawing number reference only U.S. Government activity |
| 622258-2 | 3/2 Design control — primary reference U.S. Government activity |
| 622258-2 | 5/2 Secondary reference U.S. Government activity |
NSN 1720-01-303-7654 is a Cylinder,spacer, manufactured by Duhadaway Tool & Die Shop Inc, classified under FSC 1720, Aircraft Launching Equipment. Status: active.
NSN 1720-01-303-7654 has 3 manufacturer part numbers on file: 622258-2 (Duhadaway Tool & Die Shop Inc), 622258-2 (The Entwistle Company Llc), 622258-2 (Precision Custom Components, Llc).
Key specifications for 622258-2: FSC Application Data: LAUNCHING ENGINE,LOW PRESSURE CATAPULT. 1 specification is 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.
NSN 1720-01-303-7654 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.