500 Series Relief Valves 0.5 to 150 psig
Relief Valves
Features
- Popoff or inline valves
- Adjustable crack pressure
- Zero leakage
- Accurate set pressure
- Tamper-proof adjustment
- 100% seat leakage tested
- PED certifications and CE marking available for most models
Item # |
Variation |
Body Material |
Seal Material |
Valve Size |
End Connection |
Cracking Pressure |
Operating Temperature |
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---|---|---|---|---|---|---|---|---|
D559B-2M-50 D559B-2M-50/Asset/500-series-csc-relief-valve-d520b-2m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 50 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-2M-6 D559B-2M-6/Asset/500-series-csc-relief-valve-d520b-2m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 6 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-2M-60 D559B-2M-60/Asset/500-series-csc-relief-valve-d520b-2m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 60 psig | Operating Temperature N/A -65 to 275 ºF |
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Request Quote |
D559B-2M-75 D559B-2M-75/Asset/500-series-csc-relief-valve-d520b-2m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 75 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-4M-0.5 D559B-4M-0.5/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-4M-1 D559B-4M-1/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 1 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-4M-100 D559B-4M-100/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 100 psig | Operating Temperature N/A -65 to 275 ºF |
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Request Quote |
D559B-4M-116 D559B-4M-116/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 116 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-4M-15 D559B-4M-15/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 15 psig | Operating Temperature N/A -65 to 275 ºF |
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Request Quote |
D559B-4M-150 D559B-4M-150/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 150 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-4M-2.3 D559B-4M-2.3/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 2.3 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-4M-25 D559B-4M-25/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 25 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-4M-35 D559B-4M-35/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 35 psig | Operating Temperature N/A -65 to 275 ºF |
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Request Quote |
D559B-4M-40 D559B-4M-40/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 40 psig | Operating Temperature N/A -65 to 275 ºF |
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Request Quote |
D559B-4M-45 D559B-4M-45/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 45 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-4M-50 D559B-4M-50/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 50 psig | Operating Temperature N/A -65 to 275 ºF |
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Request Quote |
D559B-4M-6 D559B-4M-6/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 6 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-4M-60 D559B-4M-60/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 60 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-4M-65 D559B-4M-65/Asset/500-series-csc-relief-valve-d520b-4m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 65 psig | Operating Temperature N/A -65 to 275 ºF |
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Request Quote |
D559B-6M-10 D559B-6M-10/Asset/500-series-csc-relief-valve-d562b-6m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 3/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 10 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-6M-3.8 D559B-6M-3.8/Asset/500-series-csc-relief-valve-d562b-6m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 3/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 3.8 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-6M-4.25 D559B-6M-4.25/Asset/500-series-csc-relief-valve-d562b-6m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 3/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 4.25 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-8M-10 D559B-8M-10/Asset/500-series-csc-relief-valve-d532b-8m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 10 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-8M-15 D559B-8M-15/Asset/500-series-csc-relief-valve-d532b-8m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 15 psig | Operating Temperature N/A -65 to 275 ºF |
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D559B-8M-20 D559B-8M-20/Asset/500-series-csc-relief-valve-d532b-8m.jpg | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 1 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 20 psig | Operating Temperature N/A -65 to 275 ºF |
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