PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

202754Impeller Wheel,aircraft Cooling

Honeywell International Inc. Div Aerospace - Torrance · NSN 1660-00-783-1141 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-783-1141 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-783-1141. Primary manufacturer part number: 202754.
Features
  • Impeller Wheel,aircraft Cooling — FSC 1660
  • FSC Application Data: ACFT PRESSURIZATION SYSTEM
  • 2 verified cross-references
  • Primary manufacturer: Honeywell International Inc. Div Aerospace - Torrance
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Impeller Wheel,aircraft Cooling, cataloged under National Stock Number 1660-00-783-1141, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-00-783-1141
Primary Part Number202754
Item NameImpeller Wheel,aircraft Cooling
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerHoneywell International Inc. Div Aerospace - Torrance
StatusACTIVE
FSC Application DataACFT PRESSURIZATION SYSTEM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
1650-00-604-660420275-4 INTERCHANGEABLE
Bracket,overspeed Trip Mounting
Triumph Thermal Systems - Maryland, Inc.
Cross-Reference Index
Part NumberManufacturer
202754 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
202754 PRIMARY Honeywell International Inc. Div Aerospace - Torrance (USA)
Related Parts
1650-00-604-6604INTERCHANGEABLE
BRACKET,OVERSPEED TRIP MOUNTING
20275-4

Frequently Asked Questions

What is NSN 1660-00-783-1141?

NSN 1660-00-783-1141 is a Impeller Wheel,aircraft Cooling, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-783-1141?

NSN 1660-00-783-1141 has 2 cross-referenced part numbers: 202754 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 202754 (Honeywell International Inc. Div Aerospace - Torrance).

What NSN replaces 1660-00-783-1141?

There is 1 known substitute for 1660-00-783-1141: 1650-00-604-6604. Verify interchangeability with system specifications before substitution.

What are the specifications of 202754?

Key specifications for 202754: End Item Identification: P/N 202460; Special Features: OD 4.295 IN. TO 4.305 IN.; 0.871 IN. TO 0.882 IN. THICK; CENTER HOLE DIA 0.4722 TO 0.4724 IN. IN; FSC Application Data: ACFT PRESSURIZATION SYSTEM. 3 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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