The Mount,sight, cataloged under National Stock Number 1240-01-171-5789, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service. Government technical data includes 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1240-01-171-5789 |
| Primary Part Number | 82A5027A1002 |
| Item Name | Mount,sight |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
| Status | ACTIVE |
| Elevation Adjustment Mechanism | NOT PROVIDED |
| Azimuth Adjustment Mechanism | NOT PROVIDED |
| Support Type | BRACKET |
| Instrument Light Accommodation | NOT PROVIDED |
| Material | STEEL |
| 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 |
|---|---|
| 82A5027A1002 PRIMARY | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA) |
NSN 1240-01-171-5789 is a Mount,sight, manufactured by Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-171-5789 has 1 manufacturer part number on file: 82A5027A1002 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service).
Key specifications for 82A5027A1002: Elevation Adjustment Mechanism: NOT PROVIDED; Azimuth Adjustment Mechanism: NOT PROVIDED; Support Type: BRACKET; Instrument Light Accommodation: NOT PROVIDED. 5 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 1240-01-171-5789 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.