PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

72121Valve and Plug Assembly

Triumph Engine Control Systems Llc · NSN 2915-00-439-9313 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-00-439-9313 — this item is cataloged by the U.S. Government under National Stock Number 2915-00-439-9313. Primary manufacturer part number: 72121.
Features
  • Valve and Plug Assembly — FSC 2915
  • General Characteristics Item Description: CONSISTS OF 1 EA VALVE STOPCOCK PART NO. 72120,1 EA PLUG PART NO. 48561
  • 1 verified cross-reference
  • Primary manufacturer: Triumph Engine Control Systems Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve and Plug Assembly, cataloged under National Stock Number 2915-00-439-9313, 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 1 verified specification, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2915-00-439-9313
Primary Part Number72121
Item NameValve and Plug Assembly
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF 1 EA VALVE STOPCOCK PART NO. 72120,1 EA PLUG PART NO. 48561
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5340-00-925-219913219E0721 INTERCHANGEABLE
Cup,compression
Cecom Lr Center
5996-00-955-134972121 INTERCHANGEABLE
Amplifier,intermediate Frequency
Drs Signal Solutions, Inc.
5975-01-014-723172121 INTERCHANGEABLE
Plate,wall,electrical
Bryant Electric
5970-01-201-91227212-1 INTERCHANGEABLE
Insulator
Hamilton Sundstrand Corporation
5950-01-395-28817916952-00 INTERCHANGEABLE
Transformer,pulse
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
5330-01-411-012672121 INTERCHANGEABLE
Retainer,packing
Paccar Winch Inc Dba Paccar Winch Division
4820-01-465-45707212 INTERCHANGEABLE
Valve,flow Control
Guardian Fire Equipment Inc.
6530-01-674-204372121 INTERCHANGEABLE
Rescue Litter System
Kingfisher Medical Inc
Cross-Reference Index
Part NumberManufacturer
72121 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
5340-00-925-2199INTERCHANGEABLE
CUP,COMPRESSION
13219E0721
5996-00-955-1349INTERCHANGEABLE
AMPLIFIER,INTERMEDIATE FREQUENCY
72121
5975-01-014-7231INTERCHANGEABLE
PLATE,WALL,ELECTRICAL
72121
5970-01-201-9122INTERCHANGEABLE
INSULATOR
7212-1
5950-01-395-2881INTERCHANGEABLE
TRANSFORMER,PULSE
7916952-00
5330-01-411-0126INTERCHANGEABLE
RETAINER,PACKING
72121
4820-01-465-4570INTERCHANGEABLE
VALVE,FLOW CONTROL
7212
6530-01-674-2043INTERCHANGEABLE
RESCUE LITTER SYSTEM
72121

Frequently Asked Questions

What is NSN 2915-00-439-9313?

NSN 2915-00-439-9313 is a Valve and Plug 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 2915-00-439-9313?

NSN 2915-00-439-9313 has 1 cross-referenced part number: 72121 (Triumph Engine Control Systems Llc).

What NSN replaces 2915-00-439-9313?

There are 8 known substitutes for 2915-00-439-9313: 5340-00-925-2199, 5996-00-955-1349, 5975-01-014-7231 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 72121?

Key specifications for 72121: General Characteristics Item Description: CONSISTS OF 1 EA VALVE STOPCOCK PART NO. 72120,1 EA PLUG PART NO. 48561; End Item Identification: ENGINE,AIRCRAFT,MODEL J69. 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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