The Lock,aircraft Ground Safety, cataloged under National Stock Number 1730-01-159-1337, is classified within Federal Supply Class 1730 (Aircraft Ground Servicing Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1730-01-159-1337 |
| Primary Part Number | 75A57000-011 |
| Item Name | Lock,aircraft Ground Safety |
| FSC / FSG | 1730 / 17 — Aircraft Ground Servicing Equipment |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Features Provided | ADJUSTABLE |
| Usage Design | HOLDS DOWN SWITCH |
| Furnished Items | WARNING STREAMER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 75A57000-011 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| Reference | Meaning |
|---|---|
| R-TBD-444 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
| 75A57000-001 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
NSN 1730-01-159-1337 is a Lock,aircraft Ground Safety, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 1730, Aircraft Ground Servicing Equipment. Status: active.
NSN 1730-01-159-1337 has 1 manufacturer part number on file: 75A57000-011 (The Boeing Company Div Legacy Am&m).
Key specifications for 75A57000-011: Features Provided: ADJUSTABLE; Special Features: HAS INTERNAL THREADS THAT MATE WITH LE452-0016 LIMIT SWITCH HOUSING; KNURLED SYSTEM; ADJUST FOR 14 AND 30 INCH IN; End Item Identification: ARMANENT AND WEAPON DELIVERY SYSTEM EJECTOR B-1B ACFT; Usage Design: HOLDS DOWN SWITCH. 3 specifications are 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 1730-01-159-1337 has DEMIL Code B. 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.