The Filter,light,optical Instrument, cataloged under National Stock Number 1240-00-920-3331, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Us Army Aviation and Missile Command. 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1240-00-920-3331 |
| Primary Part Number | 10050725 |
| Item Name | Filter,light,optical Instrument |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| FSC Application Data | OPTICAL SIGHTING AND RANGING EQUIPMENT |
| Density Variability | NOT VARIABLE |
| Material | GLASS SURFACE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 10050725 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 1240-00-920-3331 is a Filter,light,optical Instrument, manufactured by Us Army Aviation and Missile Command, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-00-920-3331 has 1 manufacturer part number on file: 10050725 (Us Army Aviation and Missile Command).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-325-2622. Verify interchangeability with system specifications before substitution.
Key specifications for 10050725: Overall Height: 0.250 INCHES NOMINAL IN; FSC Application Data: OPTICAL SIGHTING AND RANGING EQUIPMENT; Overall Length: 15.250 INCHES NOMINAL IN; Overall Width: 1.562 INCHES NOMINAL IN. 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 1240-00-920-3331 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.