NSN 2835-01-529-0583 · NIIN 015290583 · Part number 161903-3
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 2835-01-529-0583 — this item is cataloged by the U.S. Government under National Stock Number 2835-01-529-0583. Manufacturer of record part number: 161903-3.
Also searched as2835-01-529-0583 ·
2835015290583 ·
NIIN 015290583 ·
01-529-0583 ·
FSC 2835 Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components · CAGE 55820 · 161903-3
Nearby stock numbers← 2835-01-528-8139 Case, Turbine, Nonaircraft Gas Turbine Engine
·
2835-01-529-6496 Nozzle, Lubricating, Nonaircraft G →
Features
Flange,sump — FSC 2835
Overall Diameter: 5.820 INCHES MINIMUM AND 5.840 INCHES MAXIMUM IN
Material: STEEL CORROSION RESISTING
1 manufacturer part number on file
Manufacturer of record: Rtx Corporation Div Pratt & Whitney
Identification
NSN: 2835-01-529-0583
NIIN: 015290583
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: 161903-3
Manufacturer: Rtx Corporation Div Pratt & Whitney
General Description
The Flange,sump, cataloged under National Stock Number 2835-01-529-0583, 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 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2835-01-529-0583
Primary Part Number
161903-3
Item Name
Flange,sump
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 2835-01-529-0583?
NSN 2835-01-529-0583 is a Flange,sump, 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 2835-01-529-0583?
NSN 2835-01-529-0583 has 1 manufacturer part number on file: 161903-3 (Rtx Corporation Div Pratt & Whitney).
What are the specifications of 161903-3?
Key specifications for 161903-3: Overall Diameter: 5.820 INCHES MINIMUM AND 5.840 INCHES MAXIMUM IN; Special Features: REQUIRES ACCESS TO VACUUM FURNACE BRAZING OPERATION; MATERIAL THICKNESS 0.019 INCH 347 CORROSION RESISTANT STEEL PER AMS-5512 IN; End Item Identification: TITAN AUXILIARY POWER UNIT(APU); Material: STEEL CORROSION RESISTING. 2 specifications are documented in the U.S. Government catalog.
Is NSN 2835-01-529-0583 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.