PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

104471Disk,valve

Triumph Thermal Systems - Maryland, Inc. · NSN 1660-00-063-4892 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-063-4892 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-063-4892. Primary manufacturer part number: 104471.
Features
  • Disk,valve — FSC 1660
  • Style Designator: BUTTERFLY
  • Outside Diameter: 1.120 INCHES MINIMUM AND 1.121 INCHES MAXIMUM IN
  • Material Thickness: 0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
  • Material: PLASTIC ACETAL
  • 1 verified cross-reference
  • Primary manufacturer: Triumph Thermal Systems - Maryland, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Plastic Acetal construction
General Description

The Disk,valve, cataloged under National Stock Number 1660-00-063-4892, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 4 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-00-063-4892
Primary Part Number104471
Item NameDisk,valve
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerTriumph Thermal Systems - Maryland, Inc.
StatusACTIVE
Style DesignatorBUTTERFLY
Outside Diameter1.120 INCHES MINIMUM AND 1.121 INCHES MAXIMUM IN
Material Thickness0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
MaterialPLASTIC ACETAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5985-00-073-07032270022 INTERCHANGEABLE
Waveguide Assembly
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4720-00-078-9768 INTERCHANGEABLE
Hose,nonmetallic
4935-00-226-45075743-181 INTERCHANGEABLE
Arm Assembly,tensio
Raytheon Company Div Rmd Strategic
5998-00-234-9384104471 INTERCHANGEABLE
Printed Wiring Board
Astronautics Corporation of America
4320-01-268-8323319-166-1 ITEM 16 INTERCHANGEABLE
Cover,hydraulic,pump-Motor
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
6150-01-288-4844 INTERCHANGEABLE
Cable Assembly,special Purpose,e
3040-01-386-9137844634A31 INTERCHANGEABLE
Control Unit Assy
Brunswick Corp Dba Mercury Marine Div Mercury Marine
1005-01-719-9075104471 INTERCHANGEABLE
Barrel,automatic Gun
O F Mossberg & Sons Inc
Cross-Reference Index
Part NumberManufacturer
104471 PRIMARY Triumph Thermal Systems - Maryland, Inc. (USA)
Related Parts
5985-00-073-0703INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
2270022
4720-00-078-9768INTERCHANGEABLE
HOSE,NONMETALLIC
4935-00-226-4507INTERCHANGEABLE
ARM ASSEMBLY,TENSIO
5743-181
5998-00-234-9384INTERCHANGEABLE
PRINTED WIRING BOARD
104471
4320-01-268-8323INTERCHANGEABLE
COVER,HYDRAULIC,PUMP-MOTOR
319-166-1 ITEM 16
6150-01-288-4844INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
3040-01-386-9137INTERCHANGEABLE
CONTROL UNIT ASSY
844634A31
1005-01-719-9075INTERCHANGEABLE
BARREL,AUTOMATIC GUN
104471

Frequently Asked Questions

What is NSN 1660-00-063-4892?

NSN 1660-00-063-4892 is a Disk,valve, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-063-4892?

NSN 1660-00-063-4892 has 1 cross-referenced part number: 104471 (Triumph Thermal Systems - Maryland, Inc.).

What NSN replaces 1660-00-063-4892?

There are 8 known substitutes for 1660-00-063-4892: 5985-00-073-0703, 4720-00-078-9768, 4935-00-226-4507 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 104471?

Key specifications for 104471: Style Designator: BUTTERFLY; Outside Diameter: 1.120 INCHES MINIMUM AND 1.121 INCHES MAXIMUM IN; Material Thickness: 0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN; Material: PLASTIC ACETAL. 4 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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