NSN 1660-00-925-6842 · NIIN 009256842 · Part number 321464-2-1
Honeywell International Inc. Div Aerospace - Torrance · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 70210
Government record, cited
NSN 1660-00-925-6842 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-925-6842. Manufacturer of record part number: 321464-2-1.
Also searched as1660-00-925-6842 ·
1660009256842 ·
NIIN 009256842 ·
00-925-6842 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 70210 · 321464-2-1 · 10-60495-1
Nearby stock numbers← 1660-00-925-6841
·
1660-00-925-7529 Piston, First Stage →
Features
Valve Assembly — FSC 1660
1 manufacturer part number on file
Manufacturer of record: Honeywell International Inc. Div Aerospace - Torrance
Identification
NSN: 1660-00-925-6842
NIIN: 009256842
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 321464-2-1
Manufacturer: Honeywell International Inc. Div Aerospace - Torrance
General Description
The Valve Assembly, cataloged under National Stock Number 1660-00-925-6842, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1660-00-925-6842
Primary Part Number
321464-2-1
Item Name
Valve Assembly
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Manufacturer
Honeywell International Inc. Div Aerospace - Torrance
Honeywell International Inc. Div Aerospace - Torrance (USA)
Reference documents
Reference
Meaning
10-60495-1
5/2Secondary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1660-00-001-1693
DUCT ASSEMBLY,AIR CONDITIONING-H
1660-00-001-1754
BAFFLE,AIR
1660-00-001-2491
CAGE,BYPASS VALVE
1660-00-001-2493
1660-00-001-2493 · Item name not on file
1660-00-001-2496
CONTROL BOX,ELECTRICAL-ELECTRONI
1660-00-001-2497
1660-00-001-2497 · Item name not on file
1660-00-001-4130
1660-00-001-4130 · Item name not on file
1660-00-001-4479
CONTROLLER,AIR PRESSURE,AIRCRAFT
Frequently Asked Questions
What is NSN 1660-00-925-6842?
NSN 1660-00-925-6842 is a Valve Assembly, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-00-925-6842?
NSN 1660-00-925-6842 has 1 manufacturer part number on file: 321464-2-1 (Honeywell International Inc. Div Aerospace - Torrance).
What are the specifications of 321464-2-1?
Key specifications for 321464-2-1: End Item Identification: BOEING 727. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1660-00-925-6842 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.