PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103343Cover Balance Piston

Triumph Engine Control Systems Llc · NSN 2915-01-064-7961 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-01-064-7961 — this item is cataloged by the U.S. Government under National Stock Number 2915-01-064-7961. Primary manufacturer part number: 103343.
Features
  • Cover Balance Piston — FSC 2915
  • General Characteristics Item Description: ALUMINUM,ANODIZED,2 HOLES 0.279IN. DIA,1.175 IN. L,01.53 IN. OVERALL DIA. IN
  • FSC Application Data: AIRCRAFT FUEL SYSTEM
  • 1 verified cross-reference
  • Primary manufacturer: Triumph Engine Control Systems Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cover Balance Piston, cataloged under National Stock Number 2915-01-064-7961, is classified within Federal Supply Class 2915 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Triumph Engine Control Systems Llc. 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2915-01-064-7961
Primary Part Number103343
Item NameCover Balance Piston
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusCANCELLED
General Characteristics Item DescriptionALUMINUM,ANODIZED,2 HOLES 0.279IN. DIA,1.175 IN. L,01.53 IN. OVERALL DIA. IN
FSC Application DataAIRCRAFT FUEL SYSTEM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5310-00-809-5998 INTERCHANGEABLE
Washer,flat
5310-00-810-8336103343 INTERCHANGEABLE
Washer,flat
Rolls-Royce Solutions America Inc
5998-01-083-4332103343 INTERCHANGEABLE
Circuit Card Assembly
Aimtron Systems, Llc
5310-01-189-83850400467 INTERCHANGEABLE
Washer,flat
Miller Industries Towing Equipment Inc
5915-01-200-0360 INTERCHANGEABLE
Filter,radio Frequency Interfere
Cross-Reference Index
Part NumberManufacturer
103343 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
5310-00-809-5998INTERCHANGEABLE
WASHER,FLAT
5310-00-810-8336INTERCHANGEABLE
WASHER,FLAT
103343
5998-01-083-4332INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
103343
5310-01-189-8385INTERCHANGEABLE
WASHER,FLAT
0400467
5915-01-200-0360INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE

Frequently Asked Questions

What is NSN 2915-01-064-7961?

NSN 2915-01-064-7961 is a Cover Balance Piston, manufactured by Triumph Engine Control Systems Llc, classified under FSC 2915 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2915-01-064-7961?

NSN 2915-01-064-7961 has 1 cross-referenced part number: 103343 (Triumph Engine Control Systems Llc).

What NSN replaces 2915-01-064-7961?

There are 5 known substitutes for 2915-01-064-7961: 5310-00-809-5998, 5310-00-810-8336, 5998-01-083-4332 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 103343?

Key specifications for 103343: General Characteristics Item Description: ALUMINUM,ANODIZED,2 HOLES 0.279IN. DIA,1.175 IN. L,01.53 IN. OVERALL DIA. IN; End Item Identification: AIRCRAFT F100-PW-100; FSC Application Data: AIRCRAFT FUEL SYSTEM. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2915-01-064-7961 still in active supply?

NSN 2915-01-064-7961 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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