The Damper Assembly, cataloged under National Stock Number 1270-01-178-7660, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Lockheed Martin Corp Electronics and Missiles Div. Government technical data includes 2 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. 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 | 1270-01-178-7660 |
| Primary Part Number | 148693 |
| Item Name | Damper Assembly |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Manufacturer | Lockheed Martin Corp Electronics and Missiles Div |
| Status | ACTIVE |
| FSC Application Data | ACFT GUNNERY FIRE CONTROL COMPONENT |
| General Characteristics Item Description | MATERIAL:VISCOELASTIC;PROVIDES MAXIMUM DAMPING BETWEEN 200 AND 400 HZ;TEMPERATURE:OPERATING 0 DEGREE CELSIUS TO PLUS 55 DEGREE CELSIUS,NON-OPERATING MINUS 62 DEGREE CELSIUS TO PLUS 85 DEGREE CELSIUS;CONSISTS OF 1 END PLATE,1 STACK PLATE,AND RIGIDAMP TYPE 1 AR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 148693 PRIMARY | Lockheed Martin Corp Electronics and Missiles Div (USA) |
NSN 1270-01-178-7660 is a Damper Assembly, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
NSN 1270-01-178-7660 has 1 manufacturer part number on file: 148693 (Lockheed Martin Corp Electronics and Missiles Div).
1 possible match (shared part number, not a government interchangeability claim): 1660-01-714-8581. Verify interchangeability with system specifications before substitution.
Key specifications for 148693: FSC Application Data: ACFT GUNNERY FIRE CONTROL COMPONENT; General Characteristics Item Description: MATERIAL:VISCOELASTIC;PROVIDES MAXIMUM DAMPING BETWEEN 200 AND 400 HZ;TEMPERATURE:OPERATING 0 DEGREE CELSIUS TO PLUS 55 DEGREE CELSIUS,NON-OPERATING MINUS 62 DEGREE CELSIUS TO PLUS 85 DEGREE CELSIUS;CONSISTS OF 1 END PLATE,1 STACK PLATE,AND RIGIDAMP TYPE 1 AR; End Item Identification: RC-4C/F-4E/F-111F. 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 1270-01-178-7660 has DEMIL Code B. 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.