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Pressure Relief Valves

Direct Spring Process Valves

Product Brand Pressure Temp. Size
Series 60 Direct Spring Safety Valve Anderson Greenwood 30 to 531 psig -320 to 400 F 1/2" x 1" to 3/4" x 1"
Series 80 Direct Spring Safety Valve Anderson Greenwood 20 to 10,000 psig -320 to 400 F 1/2" x 1" to 3/4" x 1"
JB and JPV-A Large Orifice Pressure Relief Valve Crosby 25 to 300 psig -20 to 450 F 10" x 14" to 20" x 24"
Series 800 Direct Spring Operated Pressure Relief Valves Crosby 15 to 1500 psig -450 to 750 F 1/2" x 1" to 2" x 2"
Series 900 OMNI-TRIM® Direct Spring Operated Pressure Relief Valves Crosby 15 to 5000 psig -450 to 750 F 1/2" x 1" to 2" x 2"
Series BP OMNI-TRIM® Balanced Threaded Pressure Relief Valve Crosby 50 to to 1500 psig -20 to to 400 F 3/4 x 1" to to 1 x 1"
Style JQ Pressure Relief Device Crosby 30 to 375 psig -20 to 250 F 1-1/2 and 4 inch

API 526 Flanged Valves

Product Brand Pressure Temp. Size
Series BP OMNI-TRIM® Balanced Threaded Pressure Relief Valve Crosby 50 to to 1500 psig -20 to to 400 F 3/4 x 1" to to 1 x 1"
Series JOS-E, JBS-E, JLT-JOS-E, JLT-JBS-E, JOS-H-E Spring Loaded Crosby 15 to 6,000 psig -450 to 1000 F 1" x 2" to 8" x 10"

Thermal/Threaded Valves

Product Brand Pressure Temp. Size
Model 140 Kunkle & Cash 10 to 300 psig -60 to 406 F 3/8 to 1/2 inch
Model 30 Kunkle & Cash 60 to 4000 psig -20 to 300 F 1/4 inch
Model 338 Blower Relief Valve Kunkle & Cash 5 to 30 psig -30 to 400 F 2 inch
Models 189, 363 and 389 Kunkle & Cash 50 to 2500 psig -320 to 350 F 1/2 to 3/4 inch
Models 19, 19M, 20, 20M, 20P, 20MP, 200A and 200H Kunkle & Cash 1 to 500 psig -60 to 406 F 1/2 to 3 inch
Models 215V and 337 Kunkle & Cash 1 to 60 psig -20 to 406 F 2 to 3 inch
Models 230, 330, 330S and 333S Kunkle & Cash 300 to 6500 psig -20 to 185 F 1/4 to 1/2 inch
Models 541, 542 and 548 Kunkle & Cash 300 to 6500 psig -20 to 185 F 1/4 to 1/2 inch
Models 71S, 171, 171P and 171S Kunkle & Cash 1 to 400 psig -20 to 550 F 1/2 to 2 inch
Models 803 and 818 Kunkle & Cash 120 to 6000 psig -20 to 300 F 1/4 to 2 inch
Models 91, 218 and 228 Kunkle & Cash 5 to 400 psig -20 to 406 F 1.5 to 4 inch