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ASCO 8317/8321 Series Quick Exhaust 3-Way Solenoid Valves

Quick Exhaust 3-Way Solenoid Valves
8317/8321 Series

Solenoid pilot operated piston valves available in normally closed and normally open constructions. Available either AC or DC operated with brass or stainless steel bodies.

• Designed for quick venting to 0 psi through the exhaust orifice
• Resilient seated poppets for tight shutoff
• Air is exhausted to quickly shift control valves
• Multi-industry applications
• Mountable in any position

SOLENOID ENCLOSURES
Standard: Watertight, Types 1, 2, 3, 3S, 4, and 4X.
Optional: Explosionproof and Watertight, Types 3, 3S, 4, 4X, 6, 6P, 7, and 9.
(To order, add prefix “EF” to the catalog number.)

Select a link under the "item" tab below to order.

Cat #Pipe Size (ins.)Min.Const.Ref.Max. Fluid Temp. °F ACMax. Fluid Temp. °F DCACDCModel:Max. AC WaterMax. DC WaterMax.AC Airinert GasMax.DC Airinert GasStainless Steel Body Catalog NumberStainless Steel Body Const. Ref.Max. AC Lt. Oil @ 45 SSUMax. DC Lt. Oil @ 45 SSUPress.Orifice Size (ins.) PressOrifice Size (ins.) Exh.Exh.
8317G0071/45 2218010410.1/F11.6/FNORMALLY CLOSED (Pressure at Port 2) / NORMALLY OPEN (Pressure at Port 3)503080408317G00845015.203/321/4.73
8317G0351/45 2218010410.1/F11.6/FNORMALLY CLOSED (Closed when de-energized)15055150758317G03649530.203/321/4.73
8321G0011/41031801206.1/F10.6/FNORMALLY CLOSED (Closed when de-energized)200200200200--200200.809/3211/321.20
8321G0023/81031801206.1/F10.6/FNORMALLY CLOSED (Closed when de-energized)200200200200--200200.809/3211/321.20
8317G0231/451180-10.1/F-NORMALLY CLOSED (Closed when de-energized), Air Only - Vents to Atmosphere--150-8317G0245--.203/321/4.73
8317G0531/45 2218010410.1/F11.6/FNORMALLY OPEN (Open when de-energized)16045160758317G05449575.153/321/4.73
8321G0031/41031801206.1/F10.6/FNORMALLY OPEN (Open when de-energized)200200200200--200200.809/3211/321.20
8321G0043/81031801206.1/F10.6/FNORMALLY OPEN (Open when de-energized)200200200200--200200.809/3211/321.20
Valve Parts in Contact with Fluids 
Body:  Brass 304 Stainless Steel
Seals and Disc: NBR (PA upper disc for 8317 Series)
Diaphragm: CR (8317 Series only)
Core Tube: 305 Stainless Steel
Core and Plug nut: 430F Stainless Steel
Core Springs: 302 Stainless Steel and 17-7 PH Stainless Steel
Shading Coil:  Copper Silver
 Pilot Seat Cartridge and Disc-Holder: CA (8321 Series only)
Piston: Brass and 303 Stainless Steel
(8321 only)



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