PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

321154Valve,air

Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) · NSN 1660-00-969-9483 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-969-9483 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-969-9483. Primary manufacturer part number: 321154.
Features
  • Valve,air — FSC 1660
  • 5 verified cross-references
  • Primary manufacturer: Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,air, cataloged under National Stock Number 1660-00-969-9483, 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. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,air
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersNorthrop Grumman Systems Corporation (CAGE 26512); Alliedsignal Inc Dba Allied-Signal Aerospace Co (CAGE 72599); Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (CAGE 59364); Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (CAGE 99193); Honeywell International Inc. Div Aerospace - Torrance (CAGE 70210)
Technical Specifications
ParameterValue
NSN1660-00-969-9483
Primary Part Number321154
Item NameValve,air
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerHoneywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5961-00-018-12171N4148-1 INTERCHANGEABLE
Semiconductor Device,diode
Microsemi Corp - Massachusetts
1610-00-347-7746321154 INTERCHANGEABLE
Shaft Assy,stepmoto
Hamilton Sundstrand Corporation Dba Collins Aerospace
2920-01-161-7784321-154 INTERCHANGEABLE
Generator,engine Accessory
Borgwarner Pds (anderson), L.l.c.
Cross-Reference Index
Part NumberManufacturer
123SCEC121-1 Northrop Grumman Systems Corporation (USA)
321154 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
321154 PRIMARY Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA)
321154 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
321154 Honeywell International Inc. Div Aerospace - Torrance (USA)
Related Parts
5961-00-018-1217INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N4148-1
1610-00-347-7746INTERCHANGEABLE
SHAFT ASSY,STEPMOTO
321154
2920-01-161-7784INTERCHANGEABLE
GENERATOR,ENGINE ACCESSORY
321-154

Frequently Asked Questions

What is NSN 1660-00-969-9483?

NSN 1660-00-969-9483 is a Valve,air, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-969-9483?

NSN 1660-00-969-9483 has 5 cross-referenced part numbers: 123SCEC121-1 (Northrop Grumman Systems Corporation), 321154 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 321154 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), 321154 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix), 321154 (Honeywell International Inc. Div Aerospace - Torrance).

What NSN replaces 1660-00-969-9483?

There are 3 known substitutes for 1660-00-969-9483: 5961-00-018-1217, 1610-00-347-7746, 2920-01-161-7784. Verify interchangeability with system specifications before substitution.

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