PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20919Shaft,selector Valve

Hydro-Aire Aerospace Corp · NSN 1650-00-345-4634 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-345-4634 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-345-4634. Primary manufacturer part number: 20919.
Features
  • Shaft,selector Valve — FSC 1650
  • General Characteristics Item Description: CRES 440C PER QQ&S&763,1.328 IN. LG,0.375 IN. OD IN
  • 1 verified cross-reference
  • Primary manufacturer: Hydro-Aire Aerospace Corp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Shaft,selector Valve, cataloged under National Stock Number 1650-00-345-4634, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-345-4634
Primary Part Number20919
Item NameShaft,selector Valve
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerHydro-Aire Aerospace Corp
StatusACTIVE
General Characteristics Item DescriptionCRES 440C PER QQ&S&763,1.328 IN. LG,0.375 IN. OD IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
2530-00-288-61698758255 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
U S Army Tank Automotive Command Amsta-Im-Mm
5360-00-317-337720919 INTERCHANGEABLE
Spring,helical,compression
Grove Valve Operations
5935-00-722-89378644347 INTERCHANGEABLE
Connector,receptacle,electrical
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5133-00-988-5706 INTERCHANGEABLE
Drill,twist
5950-01-200-3879209-19 INTERCHANGEABLE
Transformer,power
Valad Electric Heating Corp.
4310-01-245-989220-919 INTERCHANGEABLE
Compressor Unit,reciprocating
C&h Distributors, Llc
5120-01-430-9452 INTERCHANGEABLE
Key Set,socket Head Screw
4820-01-445-6954 INTERCHANGEABLE
Guide,valve Stem
6240-01-481-884620919 INTERCHANGEABLE
Lamp,metal Halide
Demetron Research Corp
4730-01-516-4797C20919 INTERCHANGEABLE
Elbow,hose
Hydrasearch Company, Llc
Cross-Reference Index
Part NumberManufacturer
20919 PRIMARY Hydro-Aire Aerospace Corp (USA)
Related Parts
2530-00-288-6169INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
8758255
5360-00-317-3377INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
20919
5935-00-722-8937INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
8644347
5133-00-988-5706INTERCHANGEABLE
DRILL,TWIST
5950-01-200-3879INTERCHANGEABLE
TRANSFORMER,POWER
209-19
4310-01-245-9892INTERCHANGEABLE
COMPRESSOR UNIT,RECIPROCATING
20-919
5120-01-430-9452INTERCHANGEABLE
KEY SET,SOCKET HEAD SCREW
4820-01-445-6954INTERCHANGEABLE
GUIDE,VALVE STEM
6240-01-481-8846INTERCHANGEABLE
LAMP,METAL HALIDE
20919
4730-01-516-4797INTERCHANGEABLE
ELBOW,HOSE
C20919

Frequently Asked Questions

What is NSN 1650-00-345-4634?

NSN 1650-00-345-4634 is a Shaft,selector Valve, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-345-4634?

NSN 1650-00-345-4634 has 1 cross-referenced part number: 20919 (Hydro-Aire Aerospace Corp).

What NSN replaces 1650-00-345-4634?

There are 10 known substitutes for 1650-00-345-4634: 2530-00-288-6169, 5360-00-317-3377, 5935-00-722-8937 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20919?

Key specifications for 20919: General Characteristics Item Description: CRES 440C PER QQ&S&763,1.328 IN. LG,0.375 IN. OD IN. 1 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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