PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

811885Valve,fuel Pressurizing and Drai

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 2915-01-421-3498 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-01-421-3498 — this item is cataloged by the U.S. Government under National Stock Number 2915-01-421-3498. Primary manufacturer part number: 811885.
Features
  • Valve,fuel Pressurizing and Drai — FSC 2915
  • Material: ALUMINUM ALLOY
  • Reference Data and Literature: T.O.2J-TF33-4,F.51;VALVE ASSEMBLY-FUEL PRESSURIZING AND DUMP
  • 1 verified cross-reference
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Alloy construction
General Description

The Valve,fuel Pressurizing and Drai, cataloged under National Stock Number 2915-01-421-3498, is classified within Federal Supply Class 2915 (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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2915-01-421-3498
Primary Part Number811885
Item NameValve,fuel Pressurizing and Drai
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
MaterialALUMINUM ALLOY
Reference Data and LiteratureT.O.2J-TF33-4,F.51;VALVE ASSEMBLY-FUEL PRESSURIZING AND DUMP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6105-00-316-3171B33321 INTERCHANGEABLE
Motor,direct Current
Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
Part NumberManufacturer
811885 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
6105-00-316-3171INTERCHANGEABLE
MOTOR,DIRECT CURRENT
B33321

Frequently Asked Questions

What is NSN 2915-01-421-3498?

NSN 2915-01-421-3498 is a Valve,fuel Pressurizing and Drai, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2915 (No Item Name Available). Status: active.

What are the part numbers for NSN 2915-01-421-3498?

NSN 2915-01-421-3498 has 1 cross-referenced part number: 811885 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 2915-01-421-3498?

There is 1 known substitute for 2915-01-421-3498: 6105-00-316-3171. Verify interchangeability with system specifications before substitution.

What are the specifications of 811885?

Key specifications for 811885: Material: ALUMINUM ALLOY; End Item Identification: TF33-PW TURBO FAN ENGINE; Reference Data and Literature: T.O.2J-TF33-4,F.51;VALVE ASSEMBLY-FUEL PRESSURIZING AND DUMP. 3 total characteristics are documented in the Federal Logistics Information System.

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