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Vent to atmosphere Relief Valves with Buna-N, Viton, PTFE, Neoprene, Flourosilicone seals options. Aluminum, Brass and 316 Stainless Steel material options. Cracking pressure from 0.5 to 150 psi.
ARA Series Metal Relief Valves
Unit of Measure
1 2 3 

Item #

Item Name

Male Thread

Cracking Pressure

Seal

Material

ARA-6M-15#-V-SS316 N/A ARA Series 3/8 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 3/8" Male NPT N/A 15 psi N/A Viton® N/A 316 Stainless Steel
ARA-8M-15#-V-SS316 N/A ARA Series 1/2 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/2" Male NPT N/A 15 psi N/A Viton® N/A 316 Stainless Steel
ARA-12M-15#-V-SS316 N/A ARA Series 3/4 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 3/4" Male NPT N/A 15 psi N/A Viton® N/A 316 Stainless Steel
ARA-16M-15#-V-SS316 N/A ARA Series 1 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1" Male NPT N/A 15 psi N/A Viton® N/A 316 Stainless Steel
ARA-2M-20#-V-SS316 N/A ARA Series 1/8 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/8" Male NPT N/A 20 psi N/A Viton® N/A 316 Stainless Steel
ARA-4M-20#-V-SS316 N/A ARA Series 1/4 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/4" Male NPT N/A 20 psi N/A Viton® N/A 316 Stainless Steel
ARA-6M-20#-V-SS316 N/A ARA Series 3/8 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 3/8" Male NPT N/A 20 psi N/A Viton® N/A 316 Stainless Steel
ARA-8M-20#-V-SS316 N/A ARA Series 1/2 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/2" Male NPT N/A 20 psi N/A Viton® N/A 316 Stainless Steel
ARA-12M-20#-V-SS316 N/A ARA Series 3/4 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 3/4" Male NPT N/A 20 psi N/A Viton® N/A 316 Stainless Steel
ARA-16M-20#-V-SS316 N/A ARA Series 1 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1" Male NPT N/A 20 psi N/A Viton® N/A 316 Stainless Steel
ARA-2M-25#-V-SS316 N/A ARA Series 1/8 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/8" Male NPT N/A 25 psi N/A Viton® N/A 316 Stainless Steel
ARA-4M-25#-V-SS316 N/A ARA Series 1/4 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/4" Male NPT N/A 25 psi N/A Viton® N/A 316 Stainless Steel
ARA-6M-25#-V-SS316 N/A ARA Series 3/8 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 3/8" Male NPT N/A 25 psi N/A Viton® N/A 316 Stainless Steel
ARA-8M-25#-V-SS316 N/A ARA Series 1/2 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/2" Male NPT N/A 25 psi N/A Viton® N/A 316 Stainless Steel
ARA-12M-25#-V-SS316 N/A ARA Series 3/4 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 3/4" Male NPT N/A 25 psi N/A Viton® N/A 316 Stainless Steel
ARA-16M-25#-V-SS316 N/A ARA Series 1 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1" Male NPT N/A 25 psi N/A Viton® N/A 316 Stainless Steel
ARA-2M-30#-V-SS316 N/A ARA Series 1/8 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/8" Male NPT N/A 30 psi N/A Viton® N/A 316 Stainless Steel
ARA-4M-30#-V-SS316 N/A ARA Series 1/4 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/4" Male NPT N/A 30 psi N/A Viton® N/A 316 Stainless Steel
ARA-6M-30#-V-SS316 N/A ARA Series 3/8 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 3/8" Male NPT N/A 30 psi N/A Viton® N/A 316 Stainless Steel
ARA-8M-30#-V-SS316 N/A ARA Series 1/2 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/2" Male NPT N/A 30 psi N/A Viton® N/A 316 Stainless Steel
ARA-12M-30#-V-SS316 N/A ARA Series 3/4 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 3/4" Male NPT N/A 30 psi N/A Viton® N/A 316 Stainless Steel
ARA-16M-30#-V-SS316 N/A ARA Series 1 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1" Male NPT N/A 30 psi N/A Viton® N/A 316 Stainless Steel
ARA-2M-50#-V-SS316 N/A ARA Series 1/8 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/8" Male NPT N/A 50 psi N/A Viton® N/A 316 Stainless Steel
ARA-4M-50#-V-SS316 N/A ARA Series 1/4 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 1/4" Male NPT N/A 50 psi N/A Viton® N/A 316 Stainless Steel
ARA-6M-50#-V-SS316 N/A ARA Series 3/8 Inch (in) Male National Pipe Thread (NPT) Viton® Seal 316 Stainless Steel Relief Valve N/A 3/8" Male NPT N/A 50 psi N/A Viton® N/A 316 Stainless Steel
Unit of Measure
1 2 3