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Manual Valves, Fittings & Accessories

Needle Valves
1/4", 3/8" and 1/2", PVC & PPL

Needle valves

 
Selection Chart
Size Material End Connection Seals Pressure Rating
1/4", 3/8", 1/2" PVC or PPL Threaded Viton® 150 psi @ 70F
non-shock
Features
  • Lugs for panel mounting
  • Accurate flow control
  • Fine pitch stem threads for precise

    • alignment
  • Unique molded TFE seat
 
Maximum Flow Rates
Size Rate
1/4" 5.0 gpm
3/8" 7.5 gpm
1/2" 8.0 gpm

Universal Stopcocks
1/4", PVC

Universal stopcock
Selection Chart
Size Material End Connection Seals Pressure Rating
1/4" PVC FPT x FPT
FPT x MPT
FPT x Hose
MPT x MPT
MPT x Hose
Hose x Hose		 EPDM  150 psi @ 70F
non-shock
FPT = female pipe thread, MPT = male pipe thread
Universal Stopcocks
 Features
  • Six end connections in one package
  • Adjust flow rates down to "drops per minute"
  • EPDM seat and seals
  • Calibrated adjustment marks molded into valve body
  • Hex wrench included for end connection installation 

Vacuum Breaker 3/4", PVC

Vacuum breaker mounted to bulkhead fittings
Technical Specifications
Body material: PVC Operation: Normally closed, auto-
matically opens when subjected to a
vacuum and closes at pressures
greater than 1 psi
Membrane: Viton®
Piping connection: 3/4" NPT
Tank connection: Uses 1 - 1/2"
bulkhead fitting
Maximum pressure: 150 psi @ 70F 
Features
  • Reliable venting of tanks and piping systems
  • Advanced design for fast draining
  • Easy installation
  • Compact
  • No metal parts to stick or jam
  • Viton® membrane
  • Can mount to 1-1/2" bulkhead fitting
 Optional all-plastic bulkhead fitting for
easy installation onto tanks

Just solvent-weld the Vacuum Breaker into
the socket connection of the Bulkhead
Fitting, and then install the fitting onto the
tank. No extra piping or fittings are required.
* Viton® is a registered trademark of Dupont Dow Elastometers
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