PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

104894Valve Assembly,environmental Con

Honeywell International Inc. Div Aerospace - Torrance · NSN 1660-00-626-5443 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-626-5443 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-626-5443. Primary manufacturer part number: 104894.
Features
  • Valve Assembly,environmental Con — FSC 1660
  • FSC Application Data: ACFT PRESSURIZATION SYSTEM
  • Reference Data and Literature: T.O. 15A2-13-5-43
  • 2 verified cross-references
  • Primary manufacturer: Honeywell International Inc. Div Aerospace - Torrance
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve Assembly,environmental Con, cataloged under National Stock Number 1660-00-626-5443, 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 2 verified specifications, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-00-626-5443
Primary Part Number104894
Item NameValve Assembly,environmental Con
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerHoneywell International Inc. Div Aerospace - Torrance
StatusACTIVE
FSC Application DataACFT PRESSURIZATION SYSTEM
Reference Data and LiteratureT.O. 15A2-13-5-43
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5331-00-640-9613012-711-70 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div O-Ring Division
2915-01-023-4449633028 INTERCHANGEABLE
Carburetor,float
Sealcraft Corporation
6930-01-531-698210-4894 INTERCHANGEABLE
Indicator Simulated
Simtek, Inc. Dba Simtek Inc
6140-01-707-5931104894 INTERCHANGEABLE
Battery,storage
Welch Allyn, Inc.
Cross-Reference Index
Part NumberManufacturer
104894 PRIMARY Honeywell International Inc. Div Aerospace - Torrance (USA)
104894 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
Related Parts
5331-00-640-9613INTERCHANGEABLE
O-RING
012-711-70
2915-01-023-4449INTERCHANGEABLE
CARBURETOR,FLOAT
633028
6930-01-531-6982INTERCHANGEABLE
INDICATOR SIMULATED
10-4894
6140-01-707-5931INTERCHANGEABLE
BATTERY,STORAGE
104894

Frequently Asked Questions

What is NSN 1660-00-626-5443?

NSN 1660-00-626-5443 is a Valve Assembly,environmental Con, 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 1660-00-626-5443?

NSN 1660-00-626-5443 has 2 cross-referenced part numbers: 104894 (Honeywell International Inc. Div Aerospace - Torrance), 104894 (Alliedsignal Inc Dba Allied-Signal Aerospace Co).

What NSN replaces 1660-00-626-5443?

There are 4 known substitutes for 1660-00-626-5443: 5331-00-640-9613, 2915-01-023-4449, 6930-01-531-6982 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 104894?

Key specifications for 104894: FSC Application Data: ACFT PRESSURIZATION SYSTEM; Reference Data and Literature: T.O. 15A2-13-5-43. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com