NSN 1680-01-664-7638 · NIIN 016647638 · Part number 293A662-1
Lockheed Martin Corporation Div Rotary and Mission Systems · FSC 1680 — Miscellaneous Aircraft Accessories and Components · FSG 16 — Aircraft Components and Accessories · CAGE 03640
Government record, cited
NSN 1680-01-664-7638 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-664-7638. Manufacturer of record part number: 293A662-1.
Also searched as1680-01-664-7638 ·
1680016647638 ·
NIIN 016647638 ·
01-664-7638 ·
FSC 1680 Miscellaneous Aircraft Accessories and Components · CAGE 03640 · 293A662-1
Manufacturer of record: Lockheed Martin Corporation Div Rotary and Mission Systems
Identification
NSN: 1680-01-664-7638
NIIN: 016647638
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 293A662-1
Manufacturer: Lockheed Martin Corporation Div Rotary and Mission Systems
General Description
The Fairing Assembly,transmitter Lef, cataloged under National Stock Number 1680-01-664-7638, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1680-01-664-7638
Primary Part Number
293A662-1
Item Name
Fairing Assembly,transmitter Lef
FSC / FSG
1680 / 16 — Miscellaneous Aircraft Accessories and Components
Manufacturer
Lockheed Martin Corporation Div Rotary and Mission Systems
Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
No interchangeability data on file.
Other items in FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-000-0144
CUSHION,SEAT BACK,AIRCRAFT
1680-00-001-1401
1680-00-001-1401 · Item name not on file
1680-00-001-1402
1680-00-001-1402 · Item name not on file
1680-00-001-1403
1680-00-001-1403 · Item name not on file
1680-00-001-1404
COVER,INERTIA REEL
1680-00-001-1730
SHIELD,THERMAL RADI
1680-00-001-1731
LEVER,REMOTE CONTROL
1680-00-001-1736
DUCT ASSEMBLY,BRANCHED
Frequently Asked Questions
What is NSN 1680-01-664-7638?
NSN 1680-01-664-7638 is a Fairing Assembly,transmitter Lef, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
What part numbers are listed for NSN 1680-01-664-7638?
NSN 1680-01-664-7638 has 1 manufacturer part number on file: 293A662-1 (Lockheed Martin Corporation Div Rotary and Mission Systems).
What are the specifications of 293A662-1?
Key specifications for 293A662-1: Part Name Assigned by Controlling Agency: FAIRING ASSY,TRANSMITTER LH; End Item Identification: CH-53E HELICOPTER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1680-01-664-7638 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 1680-01-664-7638?
NSN 1680-01-664-7638 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.