Change Model Number as Follows:
Reverse Flow Regulators for Use Downstream of Cycling Directional Control Valves -
R72 / R73 / R74: Use R in the 4th position.
Low Flow Seat -
R07 (R07 Only): Use 2 in the 6th position.
T-Handle Adjustment -
R72 / R73 / R74: Use T in the 7th position.
Non-Relieving Regulators -
R07 / R17 / R18: Use N in the 7th position.
R72 / R73 / R74: Use N in the 8th position.
Regulators w/o Gauge -
R07 / R17 / R18: Use N in the 8th position.
R72 / R73 / R74: Use N in the 10th position.
Exhaust Muffler R18 Relieving Models:
3/4" NPT
Part No. MB006A
* Do not use these regulators to control pressures outside specified pressure ranges.
** R74 regulators with the 250 PSIG spring are equipped with a T-Handle Adjustment.
SPECIFICATIONS
Fluid: Compressed Air
Inlet Pressure:
R07, R17, R72, R73, R74: Maximum 300 PSIG
R18: Minimum 10 PSIG to Maximum 450 PSIG
Temperature Range:
R07, R72: 0 to 150 Degrees Fahrenheit
All Others: 0 to 175 Degrees Fahrenheit
Note: Air Supply must be dry enough to avoid ice formation at temperatures below 35 Degrees Fahrenheit.
Gauge Ports:
R07, R72: 1/8" NPT
All Others: 1/4" NPT
R18 Pilot Maximum Bleed Rate:
Maximum Bleed Rate: 0.25 SCFM at 50 PSIG Outlet Pressure
Note: The integral pilot regulator used on the R18 has a constant bleed feature which allows a small amount of air to continuously escape to atmosphere.
MATERIALS OF CONSTRUCTION
R07 -
Body: Zinc
Bonnet and Valve Seat: Acetal
Valve: Brass and Nitrile
Elastomers: Nitrile
R72 -
Body: Zinc
Valve: Brass
Elastomers: Nitrile
Bonnet and Bottom Plug: Acetal
R73 / R74 -
Body and Bonnet: Aluminum
Valve: Brass
Elastomers: Nitrile
Bottom Plug: Acetal
R17 -
Body, Bonnet and Bottom Plug: Aluminum
Valve: Aluminum and Nylon
Elastomers: Nitrile
R18 -
Body, Bonnet and Bottom Plug: Aluminum
Valve: Aluminum (Teflon on the Pilot)
Elastomers: Nitrile