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Unit of Measure

Specifications

Type Type 684 pneumatic, Cast Iron Actuator
Nominal Size 1 1/2" 1" 1/2" 2" 3/4"
Connection 125# Flat Face Flange 150# Flat Face Flange 150# Raised Face Flange Serated 150# Raised Face Flange Smooth Flanged ANSI class 125/150 RF, length EN 558-2, Series 1 ISO 5752, Basic Series 1 Schedule 40 Socket Weld Threaded NPT
Valve Body Material 316 Stainless Steel with PFA Lined Body Cast Iron - ASTM A-126 Class B Body Ductile Iron with Butyl Lined Body Ductile Iron with Hard Rubber Lined Body Ductile Iron with Hypalon Lined Body Ductile Iron with Neoprene Lined Body Ductile Iron with PFA Lined Body Ductile Iron with Polypropylene Lined Body Ductile Iron with PVDF Lined Body Ductile Iron with Silica Free Soft Rubber Lined Body Ductile Iron with Tefzel Lined Body Investment Cast 316 Stainless Steel Body
Diaphragm Material Buna-N Diaphragm Butyl Diaphragm EPDM Diaphragm Hypalon Diaphragm Natural Rubber Silica Free Diaphragm Neoprene Diaphragm PTFE/EPDM Diaphragm PTFE/VitonDiaphragm TFM/EPDM Diaphragm TFM/VitonDiaphragm Viton Diaphragm
Control Function Pneumatic Air to Air Pneumatic Normally Closed Pneumatic Normally Open
Actuator Size 1A3 1AD 1AF 2A2 2A3 2AD 2AF

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Item #

Nominal Size

Connection

Diaphragm Material

Control Function

Actuator Size

684015D3137-111A3 N/A 1/2" N/A Threaded NPT N/A Hypalon Diaphragm N/A Pneumatic Normally Closed N/A 1A3
684015D31371411A3 N/A 1/2" N/A Threaded NPT N/A EPDM Diaphragm N/A Pneumatic Normally Closed N/A 1A3
684015D3137-211A3 N/A 1/2" N/A Threaded NPT N/A Buna-N Diaphragm N/A Pneumatic Normally Closed N/A 1A3
684015D31372511A3 N/A 1/2" N/A Threaded NPT N/A Natural Rubber Silica Free Diaphragm N/A Pneumatic Normally Closed N/A 1A3
684015D3137-411A3 N/A 1/2" N/A Threaded NPT N/A Viton Diaphragm N/A Pneumatic Normally Closed N/A 1A3
684015D3137-411A3 N/A 1/2" N/A Threaded NPT N/A Viton Diaphragm N/A Pneumatic Normally Closed N/A 1A3
684015D3137-511A3 N/A 1/2" N/A Threaded NPT N/A PTFE/EPDM Diaphragm N/A Pneumatic Normally Closed N/A 1A3
684015D3137-611A3 N/A 1/2" N/A Threaded NPT N/A Butyl Diaphragm N/A Pneumatic Normally Closed N/A 1A3
684015D3137-811A3 N/A 1/2" N/A Threaded NPT N/A Neoprene Diaphragm N/A Pneumatic Normally Closed N/A 1A3
684015D3137V511A3 N/A 1/2" N/A Threaded NPT N/A PTFE/VitonDiaphragm N/A Pneumatic Normally Closed N/A 1A3
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