Mooney Controls

Valve Specifications

The 2" Large Single Port Flangeless FLOWGRID(TM) Valve is simply a higher capacity version of the original 2" Standard Single Port Valve. The space saving face to face dimension (4.187") is the same as the obsolete Grove Model 82 and current Model 83 making the FLOWGRIDTM Valve an ideal replacement which offers in line maintenance. The Large Single Port and the Standard Port valves share the same Body, O-Ring, Body Seal, and Main Spring.The Spring Case, Diaphragm, Spacer and Throttle Plate are unique to this construction.

2" Large Single Port Flangeless
FLOWGRID(TM)
Valve with Series 20 Pilot

SPECIFICATIONS
SIZE
 : 2"
BODY STYLE
 : LARGE SINGLE PORT (2")
END CONNECTIONS
 : 2" CL150, 300, 600 FLANGELESS
TEMPERATURE
: WORKING -20 F TO 150 F EMERGENCY -40 F TO 175 F
MAXIMUM OPERATING DIFFERENTIAL
: 800 PSI
MAXIMUM EMERGENCY DIFFERENTIAL
: 1000 PSI
MINIMUM DIFFERENTIAL
: REFER TO GRAPH
CRACKING DIFFERENTIAL
: REFER TO GRAPH
MAXIMUM INLET PRESSURE
: 1480 PSIG*
OUTLET PRESSURE RANGE
: LIMITED BY PILOT
FLOW DIRECTION
: BI-DIRECTIONAL**
BODY TAPS
: TWO 1/4"-18NPT
* LIMITED BY PILOT OR FLANGE RATING
** REVERSE FLOW BY CHANGING PILOT
CONNECTIONS AND REVERSING SPRING CASE

STOCK NUMBERS
2" LARGE SINGLE PORT FLANGELESS VALVE STOCK NUMBER WEIGHT
150# FLANGELESS FG-35 28 lbs.
300# FLANGE FG-35 28 lbs.
600# FLANGE FG-35 28 lbs.
STANDARD CONSTRUCTION MATERIALS
BODY &--
SPRING CASE
: ASTM A 216 GR WCB CARBON STEEL
THROTTLE PLATE
: 17-4PH STAINLESS STEEL OR A515 CARBON STEEL WITH ENC COATING
DIAPHRAGM
: NITRILE/NYLON
O-RING--
& SEALS
: NITRILE, OPTIONAL(VITON)
BOLTING
: ASTM A 193 GR B-7 OR EQUAL
SPRING
: 301 STAINLESS STEEL
1) 3)
2) 4)
5)
6)

FLOW AND
CONSTANTS
2" LARGE PORT VALVE
SWAGE FACTOR
PERCENT
CAPACITY		 Cv C1 Cg 1.5:1 2:1
100% 37 35 1300 0.98 0.96
75% 33 33 1083 0.98 0.97
50% 27 30 824 0.99 0.98
35% 20 30 590 1.00 1.00

40 West Gregson Ave. Salt Lake City, Utah 84115
Phone: (801) 487-2225 FAX (801) 487-2587
E-MAIL: mail@mooneycontrols.com

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