![Amazon.com: Control Devices ST2533-1A050 ST Series Brass Soft Seat ASME Safety Valve, 50 psi Set Pressure, 3/8 Male NPT : Baby Amazon.com: Control Devices ST2533-1A050 ST Series Brass Soft Seat ASME Safety Valve, 50 psi Set Pressure, 3/8 Male NPT : Baby](https://m.media-amazon.com/images/I/71dfIRfNrnL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Control Devices ST2533-1A050 ST Series Brass Soft Seat ASME Safety Valve, 50 psi Set Pressure, 3/8 Male NPT : Baby
![10512B50 - Apollo Valves 10512B50 - 1/2" MNPT x 1/2" FNPT RVS52 339 LBS/HR Steam Safety Relief Valve (50 psi) 10512B50 - Apollo Valves 10512B50 - 1/2" MNPT x 1/2" FNPT RVS52 339 LBS/HR Steam Safety Relief Valve (50 psi)](https://www.supplyhouse.com/images/products/zoom/10512b50-3.jpg)
10512B50 - Apollo Valves 10512B50 - 1/2" MNPT x 1/2" FNPT RVS52 339 LBS/HR Steam Safety Relief Valve (50 psi)
![Apollo Valve 10-400 Series Bronze Safety Relief Valve, ASME Hot Water, 50 psi Set Pressure, 3/4" NPT Male x Female: Industrial Relief Valves: Amazon.com: Industrial & Scientific Apollo Valve 10-400 Series Bronze Safety Relief Valve, ASME Hot Water, 50 psi Set Pressure, 3/4" NPT Male x Female: Industrial Relief Valves: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/81gEAigO22L.jpg)
Apollo Valve 10-400 Series Bronze Safety Relief Valve, ASME Hot Water, 50 psi Set Pressure, 3/4" NPT Male x Female: Industrial Relief Valves: Amazon.com: Industrial & Scientific
![Conbraco 10-604-10 | Conbraco 10-604-10 Bronze Pressure Relief Valve, Hot Water, 50 PSI, 3/4" NPT Female | AF Supply Conbraco 10-604-10 | Conbraco 10-604-10 Bronze Pressure Relief Valve, Hot Water, 50 PSI, 3/4" NPT Female | AF Supply](https://www.afsupply.com/media/catalog/product/cache/2f6d849428e32928a663b11523157b79/4/1/41yCIH_SE7L.jpg)