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www.apollovalves.com
RVW 10 10 SERIES
SECTION IV ASME HOT WATER RELIEF VALVES
These capacity-certied relief valves protect against excessive water pressure
(from thermal expansion) and steam generated when Btu input controls fail.
Valves comply with ASME Section IV requirements. Ideal for use with hot
water boilers and heating systems.
FEATURES
• Pressures from 20 to 150 psig
•
Brass or bronze body available with optional satin or polished chrome nish
• Maximum temperature service: 250°F
• 10-321 in polished chrome only
• Stainless steel springs
• 10-624/634 are high capacity safety relief valves ideal for OEM applications
• 10-418/417 are ideal for use in swimming pool heater applications
• Registered in all Canadian Provinces and Territories, CRN #0G8547.5C
• Made in USA
10624
Male inlet
10634
Female inlet)
10102
10303
10104
10301
10321
1040730#
10417
10408 30#
10418
Series
Number
Size (in.)
Certied
Pressure
Range
psig
Height
(in.)
Wt./100
(lbs.)
*Certied Capacity
Inlet
NPT
Outlet
NPT
30 psig 40 psig 50 psig 75 psig
10-102 3/4 F 1 F 20-60 3.31 105 710,000 870,000 1,035,000 -
10-104 3/4 M 1 F 20-60 3.75 109 710,000 870,000 1,035,000 -
10-301 3/4 M 3/4 F 20-60 3.75 114 550,000 675,000 805,000 -
10-303 3/4 F 3/4 F 20-60 3.31 115 550,000 675,000 805,000 -
10-321 3/4 M 3/4 F 20-60 3.75 123 425,000 525,000 625,000 -
10-407 3/4 M 3/4 F 30 3.00 62 535,000 – - -
10-408 3/4 F 3/4 F 30 2.75 65 535,000 – - -
10-417 3/4 M 3/4 F 20-80 3.00 62 477,000 587,000 697,000 972,000
10-418 3/4 F 3/4 F 20-80 2.75 65 477,000 587,000 697,000 972,000
* National Board Capacity Certied – BTU Per Hour (90% of actual capacity at 10% accumulation).
ASME boiler and pressure vessel code – Section IV – Heating Boilers
Series
Number
Size (in.)
Certied
Pressure
Range
psig
Height
(in.)
Wt./100
(lbs.)
*Certied Capacity
Inlet NPT
Outlet
NPT
30 psig 75 psig 100 psig 125 psig 150 psig
10-624 3/4 M 3/4 F 30-150 4.62 106 689,000
1,405,000 1,802,000 2,199,000 2,597,000
10-634 3/4 F 3/4 F 30-150 4.62 106 689,000
1,405,000 1,802,000 2,199,000 2,597,000
Note: To order 10-620 series add pressure set point to the end of base number (i.e. 10624150=150 psig).
SUFFIX KEY (Excluding 10-624 and 10-634)
Pressure psig
Plain
Brass
Satin
Chrome
Polished
Chrome
20 -02 -41 -67
22 -03 -42 -68
25 -04 -43 -69
30 -05 -44 -70
35 -06 -45 -71
40 -07 -46 -72
43 -08 -47 -73
45 -09 -48 -74
50 -10 -49 -75
55 -11 -50 -76
60 -12 -51 -77
Note: When ordering, specify
pressure and nish by adding
the two digit sux after the
product number, i.e. 10-102-
05: 3/4” FNPT x 1” FNPT at 30
psig with plain brass nish.
A
S
M
E
HV
RELIEF VALVES
hot water