The Adapter Assy Laser, cataloged under National Stock Number 1265-01-451-2201, is classified within Federal Supply Class 1265 (Fire Control Transmitting and Receiving Equipment, Except Airborne) of the Fire Control Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1265-01-451-2201 |
| Primary Part Number | 2000851 |
| Item Name | Adapter Assy Laser |
| FSC / FSG | 1265 / 12 — Fire Control Transmitting and Receiving Equipment, Except Airborne |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2000851 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| 2000851 | 5/9 Secondary reference Loral Electro Optical Systems Inc |
NSN 1265-01-451-2201 is a Adapter Assy Laser, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 1265, Fire Control Transmitting and Receiving Equipment, Except Airborne. Status: active.
NSN 1265-01-451-2201 has 1 manufacturer part number on file: 2000851 (Lockheed Martin Corporation Div Rotary and Mission Systems).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-584-0040. Verify interchangeability with system specifications before substitution.
Key specifications for 2000851: End Item Identification: USED ON MG-42 AND MG-59 WEAPONS FOR MILES ATTACHMENTS. 0 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.
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.