NSN 2835-01-462-3974 · NIIN 014623974 · Part number 4503999
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 2835-01-462-3974 — this item is cataloged by the U.S. Government under National Stock Number 2835-01-462-3974. Manufacturer of record part number: 4503999.
Also searched as2835-01-462-3974 ·
2835014623974 ·
NIIN 014623974 ·
01-462-3974 ·
FSC 2835 Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components · CAGE 55820 · 4503999
Manufacturer of record: Rtx Corporation Div Pratt & Whitney
Identification
NSN: 2835-01-462-3974
NIIN: 014623974
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: 4503999
Manufacturer: Rtx Corporation Div Pratt & Whitney
General Description
The Wheel Turbine Engin, cataloged under National Stock Number 2835-01-462-3974, 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. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
2835-01-462-3974
Primary Part Number
4503999
Item Name
Wheel Turbine Engin
FSC / FSG
2835 / 28 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components
Other items in FSC 2835 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2835-00-055-1954
2835-00-055-1954 · Item name not on file
2835-00-076-6471
NOZZLE ASSEMBLY,OIL
2835-00-082-1005
2835-00-082-1005 · Item name not on file
2835-00-318-9258
CABLE ASSY,SPECIAL
2835-00-340-7539
2835-00-340-7539 · Item name not on file
2835-00-340-7670
2835-00-340-7670 · Item name not on file
2835-00-356-2739
2835-00-356-2739 · Item name not on file
2835-00-716-4668
ADAPTER,TANK FILLER
Frequently Asked Questions
What is NSN 2835-01-462-3974?
NSN 2835-01-462-3974 is a Wheel Turbine Engin, 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 2835-01-462-3974?
NSN 2835-01-462-3974 has 1 manufacturer part number on file: 4503999 (Rtx Corporation Div Pratt & Whitney).
What are the specifications of 4503999?
Key specifications for 4503999: End Item Identification: T-62T-2B GAS TURBINE ENGINE (APU) FOR THE CH-47 HELICOPTER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2835-01-462-3974 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 2835-01-462-3974?
NSN 2835-01-462-3974 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.