SIZE RANGE: 1 - 6 inch (50 mm - 150 mm) MAX TEMP: 180°F (80°C) MAX PRESSURE: 600 PSI

80MDI-VFD - High strength epoxy coated ductile iron body, high strength poppet and guide with threaded male x female NPT connection. Features a NITRILE (Buna-N) seal, stainless steel shaft, and ductile iron poppet. Designed for vertical or horizontal applications.


Discount Code A
$2,000 NET FFA



80MDIVFD Manuals


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Sizes and Prices

Part Number Size Weight Spring Range Stainless Steel
List Price
Carbon Steel
List Price
Case Qty Style Plug Size Cracking Pressure By Pass Outlet Inlet Part #
Part #
Flanged 150
List Price
4221DIVFD 1 1/4" M x 1" F 1 $45.25
4242DIVFD 1 1/4" M x 1 1/4" F 1.5 $63.96
4084VFD*  2" M x 2" F 4 $298
4084SVFD 2"M x 2"F 4 $347
4083VFD 3"M x 3"F 12 $595
4077VFD 4"M x 4"F 27 $840
4075VFD 5"M x 5"F 50 $1,474
4087VFD 6"M x 5"F 52 $1,487
4081VFD 6"M x 6"F 63 $2,014.00

To Order Break-Off, Add "PLG" To The End Of The Part Number And Add $100 To List Price.  Add "PPLG" To The End Of The Part Number And Add $75 To List Price For Composite Plug.

Patent Numbers D718,429S & 9,032,992BS

* VFD Design