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Fisher 66 Series Direct-Operated Regulators and Vacuum Service Equipment
66 Series direct-operated pressure-reducing regulators are widely used in burner control, tank blanketing systems, and other applications where precise control of low-pressure industrial gases is needed, while 66 Series direct-operated vacuum service equipment comes in both vacuum regulator and vacuum breaker constructions.
Features
1.Sensitive Response to Pressure Changes
2.Seat Protection without Sacrifice in Shutoff Capability
3.Tank Blanketing Capability
4.Accuracy
5.Application Flexibility
Specifications
Body Sizes and End Connection Styles | Body Sizes: NPS 2, 3 or 4 / DN 50, 80 or 100 Cast Iron Body: NPT or CL125 FF Steel Body: NPT, CL150 RF, CL150 FF, CL300 RF |
Emergency Inlet Pressure | Type 66, 66Z, 66ZZ or 66 Series Vacuum Breakers: 25 psig / 1.7 bar positive pressure 66 Series Vacuum Regulators: 8 psig or 16.3-inches of mercury / 0.55 bar differential vacuum |
Maximum Inlet Pressure to Avoid Internal Parts Damage | Type 66: 10 psig / 0.69 bar Type 66Z: 5 psig / 0.34 bar Type 66ZZ: 2 psig / 0.14 bar |
Recommended Inlet Pressure | Type 66, 66Z or 66 Series Vacuum Breakers: 5 psig / 0.34 bar positive pressure Type 66Z: 2 psig / 0.14 bar 66 Series Vacuum Regulator: 6-in w.c. or 0.4-in of mercury / 15 mbar differential vacuum |
Emergency Outlet (Casing) Pressure | Type 66, 66Z or 66ZZ: 8 psig / 0.55 bar positive pressure 66 Series VR: 14.7 psi or 29.9-in of mercury / 1.01 bar differential vac 66 Series VB: 8 psi or 16.3-in of mercury / 0.55 bar differential vac |
Maximum Safe Pressure to Avoid Internal Parts Damage | Type 66, 66Z or 66ZZ: 1 psig / 0.07 bar differential above outlet pressure setting 66 Series Vacuum Regulator: No more than 1 psig / 0.07 bar differential change from spring setting |
Pressure Registration | Type 66, 66Z or 66ZZ: Cast Iron Body - Internal (standard) or External; Steel Body - External (standard) or Internal 66 Series Vacuum Regulators or Breakers: External |
Temperature Capabilities | NBR: -40° to 180°F / -40° to 82°C FKM: 0° to 350°F / -18° to 177°C EPDM: -40° to 275°F / -40° to 135°C |
Approximate Weights | NPS 2 (DN 50) NPT: 50 Pounds / 23 kg NPS 3 (DN 80) Body: 100 Pounds / 45 kg NPS 4 (DN 100) Body: 155 Pounds / 70 kg |
Additional Technical Data | For additional technical information, contact your local Sales Office or refer to technical documentation. |
Associated Products
FISHER Self-Operated Pressure Reducing Valve MR95 series
MR95HP-HA1AA, MR95HP-HA1AAL
MR95HP-HA3AA, MR95HP-HA3AAL
MR95HP-HB1AB, MR95HP-HB1ABL
MR95HP-HB3AB, MR95HP-HB3ABL
MR95HP-HC1AC, MR95HP-HC1ACL
MR95HP-HC3AC, MR95HP-HC3ACL
MR95HP-HD1AC, MR95HP-HD1ACL
MR95HP-HD3AC, MR95HP-HD3ACL
FISHER Regulator/Pressure Reducing Valve 167DA Series
1/4NPT Port
167DA-15: 14-20psig/7-20psig
167DA-16: 16-35psig/10-30psig
167DA-13: 25-60psig/25-50psig
167DA-85: 40-125psig/40-90psig
1/2NPT Port
167DA-9: 14-20psig/7-20psig
167DA-10: 16-35psig/10-30psig
167DA-11: 25-60psig/25-50psig
167DA-81: 40-125psig/40-90psig
67CFR Regulator/Pressure Reducing Valve Series
0-20psi
67CFR-585, 67CFR-260
0-35psi
67CFR-224, 67CFR-581, 67CFR-362, 67CFR-584, 67CFR-579, 67CFR-235, 67CFR-241, 67CFR-206, 67CFR-24, 67CFR-35, 67CFR-59
0-60psi
67CFR-225, 67CFR-582, 67CFR-600, 67CFR-580, 67CFR-237 (67CF-1663-38512), 67CFR-50, 67CFR-40
0-125psi
67CFR-226, 67CFR-583, 67CFR-601, 67CFR-239 (67CF-1663-38550, 1/4NPT, 0-8.6BARG/0-125PSI), 67CFR-26, 67CFR-38
67DFR Series
67DFR-23: 0-35psig
67DFR-25: 0-125psig
67DS Series
67DS-202, 67DS-2354-164422 (1/2NPT, 0-125psi)
627 Series
627-499/627-1217-29863, 627-577/627-1217-30000
Other models
67DA Series, 67CFR Series, 67c Series, MR98 Series, 1301 Series, 627 Series, 67D Series, 63EG Series, 92B Series, 92S Series, SR5, 92C, MR95 Series, T205 Series, T205B, T208 Series, Y692, 1190, Y693, 1290, ACE95 Series, MR105, MR108, 92W, 63EG-98HM, LR125, LR128, 1098EGR, 75A, T205VB Series, 310A, Y600A Series, 133 Series
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