PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2773-1Heater,aircraft

Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company · NSN 1660-00-907-7226 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-907-7226 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-907-7226. Primary manufacturer part number: 2773-1.
Features
  • Heater,aircraft — FSC 1660
  • Fuel Feed Method: WICK
  • Depth: 6.000 INCHES NOMINAL IN
  • Fuel Type: 100/130 OCTANE GASOLINE
  • Current Type: DC
  • Inclosure Material: STEEL
  • Voltage in Volts: 115.0
  • Current Rating in Amps: 0.5
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heater,aircraft, cataloged under National Stock Number 1660-00-907-7226, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-00-907-7226
Primary Part Number2773-1
Item NameHeater,aircraft
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Lockheed Martin Aeronautics Company
StatusACTIVE
Fuel Feed MethodWICK
Depth6.000 INCHES NOMINAL IN
Fuel Type100/130 OCTANE GASOLINE
Current TypeDC
Inclosure MaterialSTEEL
Voltage in Volts115.0
Current Rating in Amps0.5
Ignition MethodELECTRODE
Heat Delivery DirectionHORIZONTAL
Heat Discharge Outlet TypeSTATIONARY
Height2.500 INCHES NOMINAL IN
Operating Control TypeTHERMOSTATIC
Heat Delivery Rate195.2 BRITISH THERMAL UNIT
Width2.500 INCHES NOMINAL IN
Heat Directing DeviceFLEXIBLE DUCTS
Heating Element TypeELECTRIC NONIMMERSION
Heat Outlet Quantity1
Surface TreatmentSILVER
Mounting TypeVENTILATION DUCT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2915-00-051-72862773-1 INTERCHANGEABLE
Jackshaft,output
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
3805-00-163-674741166 INTERCHANGEABLE
Piston
Komatsu America Corporation
5365-01-175-7806665598-1-1 INTERCHANGEABLE
Shim
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
Cross-Reference Index
Part NumberManufacturer
2773-1 PRIMARY Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
Related Parts
2915-00-051-7286INTERCHANGEABLE
JACKSHAFT,OUTPUT
2773-1
3805-00-163-6747INTERCHANGEABLE
PISTON
41166
5365-01-175-7806INTERCHANGEABLE
SHIM
665598-1-1

Frequently Asked Questions

What is NSN 1660-00-907-7226?

NSN 1660-00-907-7226 is a Heater,aircraft, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-907-7226?

NSN 1660-00-907-7226 has 1 cross-referenced part number: 2773-1 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company).

What NSN replaces 1660-00-907-7226?

There are 3 known substitutes for 1660-00-907-7226: 2915-00-051-7286, 3805-00-163-6747, 5365-01-175-7806. Verify interchangeability with system specifications before substitution.

What are the specifications of 2773-1?

Key specifications for 2773-1: Fuel Feed Method: WICK; Depth: 6.000 INCHES NOMINAL IN; Fuel Type: 100/130 OCTANE GASOLINE; Current Type: DC. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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