PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

764492-1Duct Assembly,air Conditioning-H

Hamilton Sundstrand Corporation · NSN 1660-01-658-3972 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-01-658-3972 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-658-3972. Primary manufacturer part number: 764492-1.
Features
  • Duct Assembly,air Conditioning-H — FSC 1660
  • 2 verified cross-references
  • Primary manufacturer: Hamilton Sundstrand Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Duct Assembly,air Conditioning-H, cataloged under National Stock Number 1660-01-658-3972, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Hamilton Sundstrand Corporation. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-01-658-3972
Primary Part Number764492-1
Item NameDuct Assembly,air Conditioning-H
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5915-00-931-8482 INTERCHANGEABLE
Filter,band Pass
1660-01-058-0024764492-1 INTERCHANGEABLE
Sleeve Bearing,turbine
Hamilton Sundstrand Corporation Dba Collins Aerospace
Cross-Reference Index
Part NumberManufacturer
764492-1 PRIMARY Hamilton Sundstrand Corporation (USA)
HS764492-1 Microtecnica Srl (ITA)
Related Parts
5915-00-931-8482INTERCHANGEABLE
FILTER,BAND PASS
1660-01-058-0024INTERCHANGEABLE
SLEEVE BEARING,TURBINE
764492-1

Frequently Asked Questions

What is NSN 1660-01-658-3972?

NSN 1660-01-658-3972 is a Duct Assembly,air Conditioning-H, manufactured by Hamilton Sundstrand Corporation, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-01-658-3972?

NSN 1660-01-658-3972 has 2 cross-referenced part numbers: 764492-1 (Hamilton Sundstrand Corporation), HS764492-1 (Microtecnica Srl).

What NSN replaces 1660-01-658-3972?

There are 2 known substitutes for 1660-01-658-3972: 5915-00-931-8482, 1660-01-058-0024. Verify interchangeability with system specifications before substitution.

What are the specifications of 764492-1?

Key specifications for 764492-1: Part Name Assigned by Controlling Agency: SLEEVE AND SPACER ASSEMBLY. 1 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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