Model 5660 High Pressure Regulator The Model 5660 (Figures 1 and 2) is designed to reduce high inlet pressures to working pressures. Careful design and quality materials throughout assure long, trouble-free operation in the most difficult industrial environments.
Specifications Connections: Operating Temp.: Max Inlet Pressure: Flow Capacities: Outlet Ranges: • 0 - 125 psi • 0 - 150 psi • 0 - 225 psi
0.25 FNPT -70 to +225°F 6000 psig see Table 1
Features: • Non-Venting • Seating surface is field repairable by simply rotating the seat block 90 degrees to a new seating surface.
Figure 1. 5660-1
zMallard Control Company, Inc. 2005; All Rights Reserved
Materials of Construction: Body / Bonnet Diaphragm Seat Seals Nozzle Filter
Forged Brass 302 SST Nylon TFE & Buna-N 316 SST 40 Micron Screen
Ordering Information Maximum Outlet Pressure 125 psi 125 psi 150 psi 150 psi 225 psi 225 psi
Adjusting Screw Socket Tee Socket Tee Socket Tee
Model Number 5660-1 5660-2 5660-3 5660-4 5660-5 5660-6
Figure 2. 5660-2
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Table 1. Flow Capacities (SCFH of 0.1 SG Air) Inlet Pressure, PSIG (Bar)
Outlet Pressure Setting
Spring Range
100 (6.8)
250 (17)
500 (34)
750 (51)
1000 (69)
1500 (103)
2000 (137)
1.71 3.42 5.14
290 400 400
480 800 900
650 1000 1400
750 1200 1600
770 1300 1700
800 1400 1800
820 1500 1900
75 150
5.14 10.3
350 -
800 1000
1300 1800
1500 2300
1600 2600
1700 2800
1800 3000
150 225
10.3 15.4
-
900 800
1700 2100
2200 2900
2250 3500
2750 4000
3000 4500
Psig
Bar
0-125
25 50 75
0-150 0-225
Dimensions
6.26�
3.35�
While this information is presented in good faith and believed to be accurate, Mallard Control Company does not guarantee results based upon such information. Mallard Control Company reserves the right to change the design or specifications of these products without notice.
Mallard Control Company, Inc. 4970 Washington Boulevard Beaumont, Texas, USA 77707 409 842-5392 Phone 409 842-8165 FAX www.MallardControl.com