Aqua Environment Co. Inc.

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Parts List by Model
(Click on O&M Sheet or Technical Bulletin for details.)
Valves are rated to 6000 PSI inlet pressure except for the 1575 Reducing Regulator (7000PSI Inlet) and the 1607 Relief Valve (7500PSI Inlet).
Model Operation &
Maintenance
Sheet		 Technical Bulletin Function Type
211 550 564 Back Pressure Regulator Dual Outlet
415-400 753-400 587 Reducing Regulator,
Hand Load		 0-400 PSI Outlet
415-1500 753-1500 587 Reducing Regulator,
Hand Load		 0-1500 PSI Outlet
415-5000 and 415-6000 753 587 Reducing Regulator,
Hand Load		 0-5000 and 0-6000 PSI Outlet
415 Repair Kit 839 none Reducing Regulator Repair Kit
443 984 650 Flow Limiting Device Flow Fuse
504 933 651 Relief Valve 0-6000 PSI Inlet
504H 933 651 Relief Valve 0-6500 PSI Inlet
585 600 588 Indicator Moisture & CO
592-5 600-1 none Indicator Humidity Element
592-6 600-2 none Indicator CO/Humidity Element
635 646 645 Back Pressure Regulator High Flow
684 690 598a Check Valve High flow, 1/2" NPT
708 732 730 Adapter SCBA Fill, 4500 PSI
712 1000 731a Bleed Valve In-line
796 984 650 Limiter Restrictor
816 819 818 Hand Op Valve Toggle, 2 Way
816-1 819-1 818 Air Op Valve 2 Way
816-3 819-3 none Air Op Valve 2 Way, Lower Control Pressure
816-3V 819-3V none Air Op Valve 3 Way, Lower Control Pressure
816V 819 none Hand Op Valve Toggle, 3 Way
835 732 730 Adapter SCBA Fill, 4500 or 2215 PSI
853 854 856 Switch Pressure
853-1 854 856 Switch Pressure, Temperature Compensating
873-150 875-150 874 Reducing Regulator,
Hand Load		 0-150 PSI Outlet
873-400 875-400 874 Reducing Regulator,
Hand Load		 400 PSI Outlet
873-1500 875-1500 874 Reducing Regulator,
Hand Load		 1500 PSI Outlet
873-5000 875-5000 874 Reducing Regulator,
Hand Load		 5000 PSI Outlet
873-D 875-dome 874 Reducing Regulator,
Dome Load		 6000 PSI Outlet
873H-400 875H-400 none Reducing Regulator,
Hand Load		 0-400 PSI Outlet, Heated
873H-1500 875H-1500 none Reducing Regulator,
Hand Load		 0-1500 PSI Outlet, Heated
873H-5000 875H-5000 none Reducing Regulator,
Hand Load		 0-5000 PSI Outlet, Heated
907 908 881 Unloader Valve 70 PSI Minimum Control Pressure
955 957 598a Check Valve 1/4" NPT
969 980 981 Reducing Regulator,
Hand Load		 0-250 PSI, Single Inlet & Outlet
1004 1000 731a Obsolete Please see 1584 below
1018 1024 1025 Sequence Valve For Automatic Cascading
1026 1030 1031 Reducing Regulator,
Dome Load		 6000 PSI Outlet, Non-Vented
1053 1078 1080 Reducing Regulator,
Dome Load		 4000 PSI Outlet, With Bias
1085 1100 1025 Sequence Valve High Flow
1091 1087 1089 Hand Op Valve Toggle, 2 Way, High Flow
1092 1101 1031 Reducing Regulator,
Dome Load		 6000 PSI Outlet, Non-Vented, High Flow
1094 1102 1089 Air OpValve 2 Way, High Flow
1120 1121 1122 Reducing Regulator,
Hand Load		 5000 PSI Outlet, Single Inlet & Outlet
1247 1248 1250 Reducing Regulator,
Hand Load		 20-1000 PSI Outlet, Small, In-line
1262 1263 1265 Reducing Regulator,
Dome Load		 Amplifying (Outlet pressure = 44 * Dome pressure)
1262-1500 1263-1500 1265 Reducing Regulator,
Dome Load		 Amplifying (Outlet pressure = 15 * Dome pressure)
1310 1308 1309 Back Pressure Regulator For Small Compressors
1372 1373 1419 Reducing Regulator,
Hand Load		 6000 PSI Outlet, High Accuracy
1397 1398 1399 Filter Tee Type
1575 1576 1577 Hand Load Reducing Regulator 7000 PSI Inlet, 700-6000 PSI Outlet Series
1584 1587 731a Bleed Valve Bleed or Drain Valve
1607 1608 1610 Relief Valve 0-7500 PSI Inlet
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