The Arm,actuator, cataloged under National Stock Number 1280-01-187-2188, is classified within Federal Supply Class 1280 (Aircraft Bombing Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Lockheed Martin Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1280-01-187-2188 |
| Primary Part Number | 242788 |
| Item Name | Arm,actuator |
| FSC / FSG | 1280 / 12 — Aircraft Bombing Fire Control Components |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY PER QQ-A-250/11; ANODIZE PER MIL-A-8625,TYPE 2,CLASS 1,1.145 IN. LG; 0.500 IN. W; 0.638 IN. THK IN |
| 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 |
|---|---|
| 242788 | Crofoot Tool and Mfg Co (USA) |
| 242788 | Freehold Manufacturing Assembly Company, Inc. Dba Freehold Manufacturing Assembly Co Inc (USA) |
| 242788 | Alek Industries Inc (USA) |
| 242788 PRIMARY | Lockheed Martin Corporation (USA) |
| 242788 | Bell Precision Inc (USA) |
| 242788 | Weot Precision Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 242788 | 5/9 Secondary reference Lockheed Martin Corp Electronics and Missiles Div |
NSN 1280-01-187-2188 is a Arm,actuator, manufactured by Lockheed Martin Corporation, classified under FSC 1280, Aircraft Bombing Fire Control Components. Status: active.
NSN 1280-01-187-2188 has 6 manufacturer part numbers on file: 242788 (Crofoot Tool and Mfg Co), 242788 (Freehold Manufacturing Assembly Company, Inc. Dba Freehold Manufacturing Assembly Co Inc), 242788 (Alek Industries Inc), 242788 (Lockheed Martin Corporation), 242788 (Bell Precision Inc) and 1 more.
1 possible match (shared part number, not a government interchangeability claim): 2510-01-727-5251. Verify interchangeability with system specifications before substitution.
Key specifications for 242788: General Characteristics Item Description: ALUMINUM ALLOY PER QQ-A-250/11; ANODIZE PER MIL-A-8625,TYPE 2,CLASS 1,1.145 IN. LG; 0.500 IN. W; 0.638 IN. THK IN; End Item Identification: AIRCRAFT MODEL F-18. 1 specification is 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 1280-01-187-2188 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.