PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

311950Adapter,fuel Flow Meter

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 2915-00-778-6614 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-00-778-6614 — this item is cataloged by the U.S. Government under National Stock Number 2915-00-778-6614. Primary manufacturer part number: 311950.
Features
  • Adapter,fuel Flow Meter — FSC 2915
  • General Characteristics Item Description: ALUMINUM ALLOY,AMS4080 OR AMS4120,10.440 IN. MIN,10.470 IN. MAX O/A LG,1-5/8-12UN-3B INTERNAL THD DATA ON LEFT SIDE,2.240 IN. MIN,2.260 IN. MAX OD ON BOTH ENDS IN
  • 2 verified cross-references
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Adapter,fuel Flow Meter, cataloged under National Stock Number 2915-00-778-6614, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN2915-00-778-6614
Primary Part Number311950
Item NameAdapter,fuel Flow Meter
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
General Characteristics Item DescriptionALUMINUM ALLOY,AMS4080 OR AMS4120,10.440 IN. MIN,10.470 IN. MAX O/A LG,1-5/8-12UN-3B INTERNAL THD DATA ON LEFT SIDE,2.240 IN. MIN,2.260 IN. MAX OD ON BOTH ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5905-00-220-3515 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Cross-Reference Index
Part NumberManufacturer
311950 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
311950 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
Related Parts
5905-00-220-3515INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,

Frequently Asked Questions

What is NSN 2915-00-778-6614?

NSN 2915-00-778-6614 is a Adapter,fuel Flow Meter, 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 2915-00-778-6614?

NSN 2915-00-778-6614 has 2 cross-referenced part numbers: 311950 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 311950 (Turbo Power & Marine System Inc Sub of United Technologies Corp).

What NSN replaces 2915-00-778-6614?

There is 1 known substitute for 2915-00-778-6614: 5905-00-220-3515. Verify interchangeability with system specifications before substitution.

What are the specifications of 311950?

Key specifications for 311950: End Item Identification: ENGINE,ACFT,TF33; General Characteristics Item Description: ALUMINUM ALLOY,AMS4080 OR AMS4120,10.440 IN. MIN,10.470 IN. MAX O/A LG,1-5/8-12UN-3B INTERNAL THD DATA ON LEFT SIDE,2.240 IN. MIN,2.260 IN. MAX OD ON BOTH ENDS IN. 2 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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