NSN 1680-01-649-5183 · NIIN 016495183 · Part number MQT8K40YC
Promat Inc. Dba Promat Inc · FSC 1680 — Miscellaneous Aircraft Accessories and Components · FSG 16 — Aircraft Components and Accessories · CAGE 3GTS2
Government record, cited
NSN 1680-01-649-5183 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-649-5183. Manufacturer of record part number: MQT8K40YC.
Also searched as1680-01-649-5183 ·
1680016495183 ·
NIIN 016495183 ·
01-649-5183 ·
FSC 1680 Miscellaneous Aircraft Accessories and Components · CAGE 3GTS2 · MQT8K40YC
Nearby stock numbers← 1680-01-649-5182 Nrp, Transmitter, Tem
·
1680-01-649-5184 Nrp, Output Filter, M →
Features
Switch,thermostatic — FSC 1680
2 manufacturer part numbers on file
Manufacturer of record: Promat Inc. Dba Promat Inc
Identification
NSN: 1680-01-649-5183
NIIN: 016495183
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: MQT8K40YC
Manufacturer: Promat Inc. Dba Promat Inc
General Description
The Switch,thermostatic, cataloged under National Stock Number 1680-01-649-5183, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Promat Inc. Dba Promat Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Switch,thermostatic
FSC / FSG
1680 — Miscellaneous Aircraft Accessories and Components (FSG 16)
Manufacturers
Promat Inc. Dba Promat Inc (CAGE 3GTS2); General Atomics Div General Atomics Electromagnetic Systems (CAGE 4XB60)
Technical Specifications
Parameter
Value
NSN
1680-01-649-5183
Primary Part Number
MQT8K40YC
Item Name
Switch,thermostatic
FSC / FSG
1680 / 16 — Miscellaneous Aircraft Accessories and Components
General Atomics Div General Atomics Electromagnetic 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 1680-01-649-5183?
NSN 1680-01-649-5183 is a Switch,thermostatic, manufactured by Promat Inc. Dba Promat Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
What part numbers are listed for NSN 1680-01-649-5183?
NSN 1680-01-649-5183 has 2 manufacturer part numbers on file: MQT8K40YC (Promat Inc. Dba Promat Inc), MQT8K40YC (General Atomics Div General Atomics Electromagnetic Systems).
Is NSN 1680-01-649-5183 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.
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.