PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73909Seal Assembly

Triumph Engine Control Systems Llc · NSN 2915-00-823-6627 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-00-823-6627 — this item is cataloged by the U.S. Government under National Stock Number 2915-00-823-6627. Primary manufacturer part number: 73909.
Features
  • Seal Assembly — FSC 2915
  • 2 verified cross-references
  • Primary manufacturer: Triumph Engine Control Systems Llc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal Assembly, cataloged under National Stock Number 2915-00-823-6627, 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. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal Assembly
FSC / FSG2915 — No Item Name Available (FSG 29)
ManufacturersTriumph Engine Control Systems Llc (CAGE 11599)
Technical Specifications
ParameterValue
NSN2915-00-823-6627
Primary Part Number73909
Item NameSeal Assembly
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5940-00-073-895923977 INTERCHANGEABLE
Terminal,lug
Hamilton Sundstrand Corporation Dba Collins Aerospace
2995-00-388-97681650H21-020 INTERCHANGEABLE
Stop,solenoid Valve
Us Army Aviation and Missile Command
9540-00-595-7553 INTERCHANGEABLE
Channel,structural
4730-00-608-616873909 INTERCHANGEABLE
Packing Nut
Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix
5340-00-821-20127390-9 INTERCHANGEABLE
Strap,webbing
Lockheed Martin Corporation
5340-00-975-2126HC83314-802SS416 INTERCHANGEABLE
Catch,clamping
Nielsen Hardware Corporation
5910-01-039-7054 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
1610-01-261-2982123DME0217-1 INTERCHANGEABLE
Parts Kit,propeller Balance,weig
Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems
8030-01-527-3825 INTERCHANGEABLE
Sealing Compound
Cross-Reference Index
Part NumberManufacturer
23977 Triumph Engine Control Systems Llc (USA)
73909 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
5940-00-073-8959INTERCHANGEABLE
TERMINAL,LUG
23977
2995-00-388-9768INTERCHANGEABLE
STOP,SOLENOID VALVE
1650H21-020
9540-00-595-7553INTERCHANGEABLE
CHANNEL,STRUCTURAL
4730-00-608-6168INTERCHANGEABLE
PACKING NUT
73909
5340-00-821-2012INTERCHANGEABLE
STRAP,WEBBING
7390-9
5340-00-975-2126INTERCHANGEABLE
CATCH,CLAMPING
HC83314-802SS416
5910-01-039-7054INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
1610-01-261-2982INTERCHANGEABLE
PARTS KIT,PROPELLER BALANCE,WEIG
123DME0217-1
8030-01-527-3825INTERCHANGEABLE
SEALING COMPOUND

Frequently Asked Questions

What is NSN 2915-00-823-6627?

NSN 2915-00-823-6627 is a Seal Assembly, manufactured by Triumph Engine Control Systems Llc, classified under FSC 2915 (No Item Name Available). Status: active.

What are the part numbers for NSN 2915-00-823-6627?

NSN 2915-00-823-6627 has 2 cross-referenced part numbers: 23977 (Triumph Engine Control Systems Llc), 73909 (Triumph Engine Control Systems Llc).

What NSN replaces 2915-00-823-6627?

There are 9 known substitutes for 2915-00-823-6627: 5940-00-073-8959, 2995-00-388-9768, 9540-00-595-7553 and 6 more. Verify interchangeability with system specifications before substitution.

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