NSN 1660-01-042-4294 · NIIN 010424294 · Part number 756 505
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 77294
Government record, cited
NSN 1660-01-042-4294 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-042-4294. Manufacturer of record part number: 756 505.
Also searched as1660-01-042-4294 ·
1660010424294 ·
NIIN 010424294 ·
01-042-4294 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 77294 · 756 505
Manufacturer of record: Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
Identification
NSN: 1660-01-042-4294
NIIN: 010424294
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 756 505
Manufacturer: Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
General Description
The Valve Assy,charging, cataloged under National Stock Number 1660-01-042-4294, 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 Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Valve Assy,charging
FSC / FSG
1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16)
Manufacturers
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company (CAGE 77294)
Technical Specifications
Parameter
Value
NSN
1660-01-042-4294
Primary Part Number
756 505
Item Name
Valve Assy,charging
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Manufacturer
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company (USA)
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 1660-01-042-4294?
NSN 1660-01-042-4294 is a Valve Assy,charging, manufactured by Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-042-4294?
NSN 1660-01-042-4294 has 1 manufacturer part number on file: 756 505 (Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company).
Is NSN 1660-01-042-4294 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.
What is the DEMIL code for NSN 1660-01-042-4294?
NSN 1660-01-042-4294 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.