PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70242Diffuser,air,aircraft Heating an

Technical Heaters, Inc. Dba Technical Heaters Inc · NSN 1660-01-434-2399 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-01-434-2399 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-434-2399. Primary manufacturer part number: 70242.
Features
  • Diffuser,air,aircraft Heating an — FSC 1660
  • General Characteristics Item Description: WINDSHIELD HEATER FOR AIRCRAFT
  • 1 verified cross-reference
  • Primary manufacturer: Technical Heaters, Inc. Dba Technical Heaters Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Diffuser,air,aircraft Heating an, cataloged under National Stock Number 1660-01-434-2399, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Technical Heaters, Inc. Dba Technical Heaters Inc. Government technical data includes 1 verified specification, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-01-434-2399
Primary Part Number70242
Item NameDiffuser,air,aircraft Heating an
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerTechnical Heaters, Inc. Dba Technical Heaters Inc
StatusACTIVE
General Characteristics Item DescriptionWINDSHIELD HEATER FOR AIRCRAFT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5930-00-147-7864C6788-3 INTERCHANGEABLE
Switch,code Indicating Wheel
Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
3110-00-151-853270242 INTERCHANGEABLE
Retainer and Rollers,bearing
Hamilton Sundstrand Corporation Dba Collins Aerospace
3030-00-420-5626345L075 INTERCHANGEABLE
Belt,positive Drive
Gates Corporation
5930-00-636-1285 INTERCHANGEABLE
Switch,toggle
5950-01-044-3664920013-42 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
5950-01-609-3407PF524100 INTERCHANGEABLE
Transformer,power
Packard Inc Dba Packard Specialties
5895-01-714-761170-242 INTERCHANGEABLE
Switching Group,digital Data
Hii Unmanned Systems, Inc
Cross-Reference Index
Part NumberManufacturer
70242 PRIMARY Technical Heaters, Inc. Dba Technical Heaters Inc (USA)
Related Parts
5930-00-147-7864INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
C6788-3
3110-00-151-8532INTERCHANGEABLE
RETAINER AND ROLLERS,BEARING
70242
3030-00-420-5626INTERCHANGEABLE
BELT,POSITIVE DRIVE
345L075
5930-00-636-1285INTERCHANGEABLE
SWITCH,TOGGLE
5950-01-044-3664INTERCHANGEABLE
COIL,RADIO FREQUENCY
920013-42
5950-01-609-3407INTERCHANGEABLE
TRANSFORMER,POWER
PF524100
5895-01-714-7611INTERCHANGEABLE
SWITCHING GROUP,DIGITAL DATA
70-242

Frequently Asked Questions

What is NSN 1660-01-434-2399?

NSN 1660-01-434-2399 is a Diffuser,air,aircraft Heating an, manufactured by Technical Heaters, Inc. Dba Technical Heaters Inc, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-01-434-2399?

NSN 1660-01-434-2399 has 1 cross-referenced part number: 70242 (Technical Heaters, Inc. Dba Technical Heaters Inc).

What NSN replaces 1660-01-434-2399?

There are 7 known substitutes for 1660-01-434-2399: 5930-00-147-7864, 3110-00-151-8532, 3030-00-420-5626 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 70242?

Key specifications for 70242: End Item Identification: 1660-00-325-2746; General Characteristics Item Description: WINDSHIELD HEATER FOR AIRCRAFT. 2 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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