PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

398448Housing,oil Pump Assembly,engine

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 2995-00-771-8650 · FSC 2995 · No Item Name Available
Verified by PartsTable
NSN 2995-00-771-8650 — this item is cataloged by the U.S. Government under National Stock Number 2995-00-771-8650. Primary manufacturer part number: 398448.
Features
  • Housing,oil Pump Assembly,engine — FSC 2995
  • FSC Application Data: GAS TURGINES AND JET ENGINES,AIRCRAFT; AND COMPONENTS
  • 2 verified cross-references
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Mechanical power generation
  • Drive system operation
General Description

The Housing,oil Pump Assembly,engine, cataloged under National Stock Number 2995-00-771-8650, is classified within Federal Supply Class 2995 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2995-00-771-8650
Primary Part Number398448
Item NameHousing,oil Pump Assembly,engine
FSC / FSG2995 / 29 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
FSC Application DataGAS TURGINES AND JET ENGINES,AIRCRAFT; AND COMPONENTS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5920-00-175-4577 INTERCHANGEABLE
Fuse,cartridge
5920-00-627-3718275-500 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
Cross-Reference Index
Part NumberManufacturer
275500 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
398448 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5920-00-175-4577INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-627-3718INTERCHANGEABLE
FUSE,CARTRIDGE
275-500

Frequently Asked Questions

What is NSN 2995-00-771-8650?

NSN 2995-00-771-8650 is a Housing,oil Pump Assembly,engine, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2995 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2995-00-771-8650?

NSN 2995-00-771-8650 has 2 cross-referenced part numbers: 275500 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 398448 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 2995-00-771-8650?

There are 2 known substitutes for 2995-00-771-8650: 5920-00-175-4577, 5920-00-627-3718. Verify interchangeability with system specifications before substitution.

What are the specifications of 398448?

Key specifications for 398448: FSC Application Data: GAS TURGINES AND JET ENGINES,AIRCRAFT; AND COMPONENTS. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2995-00-771-8650 still in active supply?

NSN 2995-00-771-8650 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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