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7-5/16 in.
(186 mm)
Latching Handle
latches valve open
1 NPT
(2 places)
3-3/32 in.
(79 mm)
Manual
Disconnect
knob trips valve
1/2 NPT Conduit
Connection
5-1/2 in. (140 mm)
1/4 NPT
Vent and
Plug
M2582
9-3/8 in. (238 mm)
3-7/16 in.
(87 mm)
1-3/8 in. (35 mm)
10-5/16 in.
(262 mm)
4-1/16 in.
(103 mm)
7-3/4 in. (197 mm)
Inlet
Breather
1/2 NPT
Conduit
Vent and Plug
1/2 NPT
2 NPT
(2 places)
3 in. (76 mm)
1/2 NPT Conduit
Connection (2 plcs.)
Valve
Open/Close
Indicator
Button
Latching Handle
latches valve open
Manual Disconnect
knob trips valve
(M5081 only)
14-25/64 to 14-29/64 in.
(366/367 mm)
3/4 in. (19 mm) dia.
(4 places) each end
equally spaced on a
4-3/4 in. (121 mm)
b.c. (bolt circle)
45°
3-5/8 in.
(92 mm)
diameter
2 in. (51 mm) dia.
2 places 150# RF
(raised face) pipe flange
M5081 and M5081FS
Steel Flanged Option “3”
(available on M5081 and M5081FS steel body
configurations only)
Dimensions
MV-94134B page 3 of 4