The Window,optical Instrument, cataloged under National Stock Number 1240-01-079-2959, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. The record lists 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Window,optical Instrument |
| FSC / FSG | 1240 — Optical Sighting and Ranging Equipment (FSG 12) |
| Manufacturers | J M L Optical Industries, Inc. Dba J M L Direct Optics Div Jml Optical Industries Llc (CAGE 64281); Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (CAGE 19200); Optex Systems, Inc (CAGE 0BK64); Seiler Instrument and Manufacturing Company, Incorporated (CAGE 11934); Sterling Precisions Optics Inc (CAGE 17578) |
| Parameter | Value |
|---|---|
| NSN | 1240-01-079-2959 |
| Primary Part Number | 12285867 |
| Item Name | Window,optical Instrument |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| 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 |
|---|---|
| 12285867 | J M L Optical Industries, Inc. Dba J M L Direct Optics Div Jml Optical Industries Llc (USA) |
| 12285867 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| 12285867 | Optex Systems, Inc (USA) |
| 12285867 | Seiler Instrument and Manufacturing Company, Incorporated (USA) |
| 12285867 | Sterling Precisions Optics Inc (USA) |
| Reference | Meaning |
|---|---|
| 12285867 | 5/2 Secondary reference U.S. Government activity |
| 12285867 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| 12285867 | 5/9 Secondary reference Fjw Optical Systems, Inc Dba Fjw Optical Systems Inc |
NSN 1240-01-079-2959 is a Window,optical Instrument, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-079-2959 has 5 manufacturer part numbers on file: 12285867 (J M L Optical Industries, Inc. Dba J M L Direct Optics Div Jml Optical Industries Llc), 12285867 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 12285867 (Optex Systems, Inc), 12285867 (Seiler Instrument and Manufacturing Company, Incorporated), 12285867 (Sterling Precisions Optics Inc).
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 1240-01-079-2959 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.