PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

48723Seat,valve

Triumph Engine Control Systems Llc · NSN 4820-00-708-2559 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-708-2559 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-708-2559. Primary manufacturer part number: 48723.
Features
  • Seat,valve — FSC 4820
  • Material: ALUMINUM ALLOY OVERALL
  • Surface Treatment: ANODIZE OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Triumph Engine Control Systems Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-708-2559, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-708-2559
Primary Part Number48723
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
MaterialALUMINUM ALLOY OVERALL
Surface TreatmentANODIZE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3030-00-106-179910-637 INTERCHANGEABLE
Belt,v
Kut Kwick Corp
5310-00-188-423310962 INTERCHANGEABLE
Washer,flat
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
4720-00-810-917210-20353-3 INTERCHANGEABLE
Hose,air Duct
The Boeing Company Div Defense
5340-01-611-944410054936 INTERCHANGEABLE
Bracket,mounting
General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp
Cross-Reference Index
Part NumberManufacturer
48723 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
3030-00-106-1799INTERCHANGEABLE
BELT,V
10-637
5310-00-188-4233INTERCHANGEABLE
WASHER,FLAT
10962
4720-00-810-9172INTERCHANGEABLE
HOSE,AIR DUCT
10-20353-3
5340-01-611-9444INTERCHANGEABLE
BRACKET,MOUNTING
10054936

Frequently Asked Questions

What is NSN 4820-00-708-2559?

NSN 4820-00-708-2559 is a Seat,valve, manufactured by Triumph Engine Control Systems Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-708-2559?

NSN 4820-00-708-2559 has 1 cross-referenced part number: 48723 (Triumph Engine Control Systems Llc).

What NSN replaces 4820-00-708-2559?

There are 4 known substitutes for 4820-00-708-2559: 3030-00-106-1799, 5310-00-188-4233, 4720-00-810-9172 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 48723?

Key specifications for 48723: Material: ALUMINUM ALLOY OVERALL; Surface Treatment: ANODIZE OVERALL. 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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