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70
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www.apollovalves.com
RVW 16 16200 SERIES
PRESSURE RELIEF VALVES
Pressure relief valves relieve excess pressure in cold water supply systems,
storage tanks, and well pumps. Also suitable for air, oil, and other non-
hazardous liquids.
FEATURES
• Cast bronze body, stainless steel springs
• Standard pressure settings from 50 to 175 psig
• All valves are 100% factory tested
• Silicone soft seat ensures seat tightness, extended service life
• Maximum recommended service temperature 120°F
• LF version NSF/ANSI 372
• Made in USA
16200
A
B
C
Series
Number
LF Series
Number
Inlet
Size (in.)
Dimensions (in.)
Wt./100
(lbs.)
A B C
16-202 16LF-202 1/2 M x 1/2 F 1.41 2.12 1.00 33.0
16-203 16LF-203 3/4 M x 1/2 F 1.41 2.50 1.00 37.5
Note: When ordering, specify pressure by adding the two digit sux after the product
number, i.e.: 50 psig: -01; 75 psig: -02; 100 psig: -03; 125 psig: -04; 150 psig: -05; 175 psig: -06
16501 SERIES
BYPASS RELIEF VALVES
Adjustable relief valves protect equipment by providing low volume liquid
relief or bypass control. Excess volume may be discharged back to the low
pressure source. Ideal for agricultural sprayers and simple commercial or
industrial pressurized systems.
FEATURES
• Adjustable relief settings, in two ranges to 600 psi
• Cast bronze body, stainless steel springs
• Choice of Nitrile (Buna) or PTFE soft seats
• Knurled locknut locks pressure adjustment
• Viton stem seal, polypropylene body gasket
• Maximum recommended service temperature 120°F
• LF version NSF/ANSI 372
• Made in USA
Series
Number
LF Series
Number
Size
(in.)
Relief
Range
Seat
Material
Wt./100
(lbs.)
16-501-01 16LF-501-01 1/2 M x 1/2 F 50 - 250 Nitrile 0.62
16-501-02 16LF-501-02 1/2 M x 1/2 F 250 - 600 Nitrile 0.62
16-501-25 16LF-501-25 1/2 M x 1/2 F 50 - 250 PTFE 0.62
16-501-60 16LF-501-60 1/2 M x 1/2 F 250 - 600 PTFE 0.62
A
B
C
16503 & 16504 SERIES
CALIBRATED PRESSURE RELIEF VALVES
Allows for in-line pressure adjustments without the need for a pressure
gauge. Provides static overpressure protection for liquid lled systems such
as well pumps, tanks, and re protection systems.
A
B
C
Series
Number
LF Series
Number
Size (in.)
Dimensions (in.)
Wt./100
(lbs.)
A B C
16-503-01 16LF-503-01 1/2 M x 1/2 F 1.31 3.44 1.00 37
16-504-01 16LF-504-01 3/4 M x 1/2 F 1.31 3.44 1.00 37
FEATURES
• 1/2” or 3/4” inlet connection
• Factory preset at 100 psi
• Pressure range 50 to 175 psi,
calibrated in 25 psi increments
• Cast bronze body, SS springs
• Silicone soft seat, EPDM cap seal
• Maximum service temp: 200°F
• LF version NSF/ANSI 372
• Made in USA
PRESSURE RELIEF VALVES