Goodyear Rubber Products
CALL
TOLL FREE
IN THE USA
1-866-711-4673
INTERNATIONAL SALES CALL
+1-727-342-5086
WE SHIP WORLDWIDE
International Sales Click Here
Get A
Quote
Now
Home
About Us
Product Brands
Catalogs
Contact Us
Locations
Corporate Headquarters,
Clearwater, Florida, (FL)
Parker Store, Bradenton, Florida, (FL)
Parker Store, St. Petersburg, (FL)
Parker Store, Ft. Myers, Florida, (FL)
Parker Store, Naples, Florida, (FL)
Parker Store, Tampa, Florida, (FL)
<< Previous Page
Click Here
to open this page in a new window.
Next Page >>
Catalog 3501E Metric Combination Metric Combination Valves Prestotwin - Combined flow - blocking - unloading valves Principle Prestotwin are multi-function fittings combining flow control and blocking or flow control and unloading.This avoids the requirement for two function fittings offering a compact solution with significant space saving.They meet the requirements for a safety fitting and incorporate the facility to accurately control the piston rod speed. Speed control Speed control and blocker and unloader Operation PBVF4PK Flow regulator + blocker PSPF4PK Flow regulator + unloader C � The pilot signal acting on the diaphragm keeps the poppet valve� The pilot signal operating on the poppet valve keeps it closed.When open. When the pilot signal is removed the spring closes the poppetthe pilot signal is removed the cylinder air exhausts through the vent. valve. � Flow control is obtained by the adjustment of the rotating barrel � Flow control is obtained by the adjustment of the rotating barrelagainst a ball bearing. against a ball bearing. � The flow control locknut ensures the optimum setting is maintained. � The flow control locknut ensures the optimum setting is maintained. Pilot control Pilot control Diaphragm Poppet valve Flow control adjuster Flow control adjuster To power To power valve valve Poppet valve Flow control Flow control locknut locknut Spring Cylinder Cylinder Combined flow control and blocker Combined flow control and unloader Technical features FLOW FLOW BODY BOLT BOLT SEALING PILOT WORKING WORKING CONTROL CONTROL MATERIAL MATERIAL THREAD DEVICE TERMINATION TEMP. PRESSURE ADJUSTMENT LOCKING Zinc Alloy Brass 1/8 BSPP Nylon 4 mm - 8 mm Rotating Barrel Knurled From 0� to 140 PSI Epoxy 1/4 BSPP Washer Push-In Locknut +140� F Coated PWR-HB- Flow Regulator + Blocker with Push-In Connection PART NO. 1 B 2 C5 J M N N1 O Y M PWR-HB1448 4 1/8 4 24 8 47 21.5 67 22.5 21 PWR-HB1468 6 1/8 4 24 8 47 21.5 67 22.5 21 PWR-HB1469 6 1/4 4 24 10 47 23.5 69 22.5 21 2 C5 PWR-HB1489 8 1/4 4 24 10 47 23.5 69 22.5 21 O PWR-HB1483 8 3/8 4 27 11 60 29.0 73 29.0 28 Y PWR-HB1493 10 3/8 4 27 11 60 29.0 73 29.0 28 N1 1 N J B Parker Hannifin Corporation C25 Parker Brass Products Division Metric Combination Otsego, Michigan
Goodyear Rubber Products
