The Mount,sight, cataloged under National Stock Number 1240-01-067-8668, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Alek Industries Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1240-01-067-8668 |
| Primary Part Number | SM-D-804338-2 |
| Item Name | Mount,sight |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Alek Industries Inc |
| Status | ACTIVE |
| FSC Application Data | OPTICAL SIGHTING AND RANGING |
| Instrument Light Accommodation | NOT PROVIDED |
| 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 |
|---|---|
| SM-D-804338-2 | Alek Industries Inc (USA) |
| SM-D-804338-2 | Bright Lights Usa, Inc Dba Blusa Defense Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 804338-2 | 5/2 Secondary reference U.S. Government activity |
| SM-D-804338-2 | 3/2 Design control — primary reference U.S. Government activity |
| 313781-2 | 5/2 Secondary reference U.S. Government activity |
NSN 1240-01-067-8668 is a Mount,sight, manufactured by Alek Industries Inc, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-067-8668 has 2 manufacturer part numbers on file: SM-D-804338-2 (Alek Industries Inc), SM-D-804338-2 (Bright Lights Usa, Inc Dba Blusa Defense Manufacturing).
1 possible match (shared part number, not a government interchangeability claim): 1560-01-541-0865. Verify interchangeability with system specifications before substitution.
Key specifications for SM-D-804338-2: FSC Application Data: OPTICAL SIGHTING AND RANGING; Instrument Light Accommodation: NOT PROVIDED. 2 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 1240-01-067-8668 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.