Flanges Only
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BVF, 5 Butterfly Valve Female Flange Only W/4 National Standard Thread (NST) Rockerlug Swivel
BVF40FAH -
BVF, 4 National Pipe Thread (NPT) Female VLV Female Flange Only FemaleOR 5 Butterfly Valve
BVF40FNPT -
BVF, 4 National Standard Thread (NST) Male Female Flange Only for 5 BV78
BVF40MAH