SVF		ASCO		Bettis
BLX		EL-O-MATIC		AT Controls
Dk-Lok		Hilton		Fluoroseal
Habonim		Optimux		HYTORK
Ohio Valve		Rotex		PMV
Proquip		UniTorq		Samson
Millwaukee		Velan		Westlock

Valve Face-to-Face Dimensions & Other Standards
Control Valves				Manifold Valves
Steam Valves				Ball Valves
Butterfly Valves				Hazardous Service Valves
Knifegate Valves				Solenoid Valves
Pneumatic Actuators				Electric Actuators
Limit Switches				Check Valves
Positioners				Position Indicators
Plug Valves				Needle Valves
Teflon Lined Valves				Cryogenic Service