The Window,optical Instrument, cataloged under National Stock Number 1240-01-392-8324, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Leonardo Uk Ltd. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 1240-01-392-8324 |
| Primary Part Number | V-36-1051-01 |
| Item Name | Window,optical Instrument |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Leonardo Uk Ltd |
| Status | ACTIVE |
| Polished Periphery | NOT PROVIDED |
| Material | ALUMINUM ALLOY AND GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED |
| Usage Design | WINDOW ASSEMBLY, WIDE FOV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| V-36-1051-01 | Leonardo Uk Ltd (GBR) |
| V-36-1051-01 | Bae Systems Integrated Defense Solutions Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1923000 | 3/9 Design control — primary reference Alpha Optical Systems Inc |
NSN 1240-01-392-8324 is a Window,optical Instrument, manufactured by Leonardo Uk Ltd, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-392-8324 has 2 manufacturer part numbers on file: V-36-1051-01 (Leonardo Uk Ltd), V-36-1051-01 (Bae Systems Integrated Defense Solutions Inc.).
Key specifications for V-36-1051-01: Polished Periphery: NOT PROVIDED; End Item Identification: ALLTV AC-130U GUNSHIP; Material: ALUMINUM ALLOY AND GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED; Usage Design: WINDOW ASSEMBLY, WIDE FOV. 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 1240-01-392-8324 has DEMIL Code Q. 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.