NSN 2835-00-654-6799 · NIIN 006546799 · Part number 18444
Rtx Corporation Div Pratt & Whitney · FSC 2835 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components · FSG 28 — Engines, Turbines, and Components · CAGE 55820
Government record, cited
NSN 2835-00-654-6799 — this item is cataloged by the U.S. Government under National Stock Number 2835-00-654-6799. Manufacturer of record part number: 18444.
Also searched as2835-00-654-6799 ·
2835006546799 ·
NIIN 006546799 ·
00-654-6799 ·
FSC 2835 Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components · CAGE 55820 · 18444
FSC Application Data: P/O PART NO. 18442 VALVE AND DUCT ASSY,APPL PART NO. 16600 POWER AND HEATING UNIT GAS TURBINE DRIVEN GROUND SERVICING ACFT
2 manufacturer part numbers on file
Manufacturer of record: Rtx Corporation Div Pratt & Whitney
Identification
NSN: 2835-00-654-6799
NIIN: 006546799
FSC: 2835 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 18444
Manufacturer: Rtx Corporation Div Pratt & Whitney
General Description
The Valve Assembly,cabin Air Mixing, cataloged under National Stock Number 2835-00-654-6799, is classified within Federal Supply Class 2835 (Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2835-00-654-6799
Primary Part Number
18444
Item Name
Valve Assembly,cabin Air Mixing
FSC / FSG
2835 / 28 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components
Manufacturer
Rtx Corporation Div Pratt & Whitney
Status
ACTIVE
FSC Application Data
P/O PART NO. 18442 VALVE AND DUCT ASSY,APPL PART NO. 16600 POWER AND HEATING UNIT GAS TURBINE DRIVEN GROUND SERVICING ACFT
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
9905-00-740-972160244-90104POSSIBLE MATCH
PLATE,INSTRUCTION
Possible match (shared part number)Textron Systems Corporation Dba Textron Systems Corp
6625-01-113-4848POSSIBLE MATCH
FILTER
Possible match (shared part number)
5330-01-415-393918444POSSIBLE MATCH
SEAL,PLAIN
Possible match (shared part number)The Boeing Company
5330-01-648-496718444POSSIBLE MATCH
PACKING,PREFORMED
Possible match (shared part number)Teledyne Flir Unmanned Ground Systems, Inc
NSN 2835-00-654-6799 is a Valve Assembly,cabin Air Mixing, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 2835, Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components. Status: active.
What part numbers are listed for NSN 2835-00-654-6799?
NSN 2835-00-654-6799 has 2 manufacturer part numbers on file: 18444 (Rtx Corporation Div Pratt & Whitney), 18444 (Alamo Aircraft, Ltd.).
What NSN replaces 2835-00-654-6799?
4 possible matches (shared part number, not a government interchangeability claim): 9905-00-740-9721, 6625-01-113-4848, 5330-01-415-3939. Verify interchangeability with system specifications before substitution.
What are the specifications of 18444?
Key specifications for 18444: FSC Application Data: P/O PART NO. 18442 VALVE AND DUCT ASSY,APPL PART NO. 16600 POWER AND HEATING UNIT GAS TURBINE DRIVEN GROUND SERVICING ACFT. 1 specification is documented in the U.S. Government catalog.
Is NSN 2835-00-654-6799 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 2835-00-654-6799?
NSN 2835-00-654-6799 has DEMIL Code Q. 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.