World Wide Metric, Inc.
37 Readington Road
Branchburg, New Jersey 08876
Phone: 732-247-2300 • Fax: 732-247-7258
E-Mail: sales@worldwidemetric.com • Web site: www.worldwidemetric.com
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This revolutionary aluminum diecast body butterfly valve is an extended model of our best selling 702Z.
The high performance engineering plastic top plate (patent pending) with aluminum diecast body can prevent dew-condensation and allow auto-actuation with the ISO top flange design.

Condensation Prevention Performance: No condensation is formed on actuator and its mounting flange under 34°C room temperature with 75% humidity on 5°C chilled water line.
series773z-500
773Z-dimensional-drawing
Unit of Measure
1 

Item #

Size

d 

D

L

Seat Material

773Z-040 N/A 040 - 1-1/2" N/A 45 mm N/A 80 mm N/A 35.0 mm N/A EPDM NBR
773Z-050 N/A 050 - 2" N/A 52 mm N/A 91 mm N/A 43 mm N/A EPDM NBR
773Z-065 N/A 065 - 2-1/2" N/A 65 mm N/A 111 mm N/A 46 mm N/A EPDM NBR
773Z-080 N/A 080 - 3" N/A 80 mm N/A 127 mm N/A 46 mm N/A EPDM NBR
773Z-100 N/A 100 - 4" N/A 101 mm N/A 147 mm N/A 52 mm N/A EPDM NBR
773Z-125 N/A 125 - 5" N/A 126 mm N/A 178 mm N/A 56 mm N/A EPDM NBR
773Z-150 N/A 150 - 6" N/A 150 mm N/A 207 mm N/A 56 mm N/A EPDM NBR
773Z-200 N/A 200 - 8" N/A 196 mm N/A 253 mm N/A 60 mm N/A EPDM NBR
773Z-250 N/A 250 - 10" N/A 253 mm N/A 322 mm N/A 68 mm N/A EPDM NBR
773Z-300 N/A 300 - 12" N/A 302 mm N/A 367 mm N/A 78 mm N/A EPDM NBR
Unit of Measure
1