PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103053Disk,valve

Defense & Development Enterprises Llc · NSN 1650-00-955-1564 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-955-1564 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-955-1564. Primary manufacturer part number: 103053.
Features
  • Disk,valve — FSC 1650
  • Material: STEEL CORROSION RESISTING
  • 2 verified cross-references
  • Primary manufacturer: Defense & Development Enterprises Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Disk,valve, cataloged under National Stock Number 1650-00-955-1564, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Defense & Development Enterprises Llc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-955-1564
Primary Part Number103053
Item NameDisk,valve
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerDefense & Development Enterprises Llc
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5940-00-204-685810-305-3 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
5998-01-204-8103103053 INTERCHANGEABLE
Circuit Card Assembly
Aimtron Systems, Llc
4240-01-363-3772103053 INTERCHANGEABLE
Case,accessory
Thermodyne International, Ltd
Cross-Reference Index
Part NumberManufacturer
103053 PRIMARY Defense & Development Enterprises Llc (USA)
103053 Triumph Thermal Systems - Maryland, Inc. (USA)
Related Parts
5940-00-204-6858INTERCHANGEABLE
TERMINAL,STUD
10-305-3
5998-01-204-8103INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
103053
4240-01-363-3772INTERCHANGEABLE
CASE,ACCESSORY
103053

Frequently Asked Questions

What is NSN 1650-00-955-1564?

NSN 1650-00-955-1564 is a Disk,valve, manufactured by Defense & Development Enterprises Llc, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-955-1564?

NSN 1650-00-955-1564 has 2 cross-referenced part numbers: 103053 (Defense & Development Enterprises Llc), 103053 (Triumph Thermal Systems - Maryland, Inc.).

What NSN replaces 1650-00-955-1564?

There are 3 known substitutes for 1650-00-955-1564: 5940-00-204-6858, 5998-01-204-8103, 4240-01-363-3772. Verify interchangeability with system specifications before substitution.

What are the specifications of 103053?

Key specifications for 103053: Overall Height: 1.055 INCHES NOMINAL IN; Special Features: 0.438 IN. MAJOR OD,0.186 IN. MINOR OD; STYLE,METALLIC POPPET IN; Material: STEEL CORROSION RESISTING. 3 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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