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 |
Add To Cart/Request Quote |
---|---|---|---|---|---|---|---|---|
D559B-2M-50 | 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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Request Quote |
D559B-2M-6 | 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 |
Add To Cart
Request Quote |
D559B-2M-60 | 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 |
Add To Cart
Request Quote |
D559B-2M-75 | 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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Request Quote |
D559B-4M-0.5 | 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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Request Quote |
D559B-4M-1 | 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 |
Add To Cart
Request Quote |
D559B-4M-100 | 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 | 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 |
Add To Cart
Request Quote |
D559B-4M-15 | 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 |
Add To Cart
Request Quote |
D559B-4M-150 | 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 |
Add To Cart
Request Quote |
D559B-4M-2.3 | 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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Request Quote |
D559B-4M-25 | 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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Request Quote |
D559B-4M-35 | 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 | 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 | 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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Request Quote |
D559B-4M-50 | 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 |
Add To Cart
Request Quote |
D559B-4M-6 | 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 |
Add To Cart
Request Quote |
D559B-4M-60 | 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 |
Add To Cart
Request Quote |
D559B-4M-65 | 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 | 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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Request Quote |
D559B-6M-3.8 | 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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Request Quote |
D559B-6M-4.25 | 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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Request Quote |
D559B-8M-10 | 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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Request Quote |
D559B-8M-15 | 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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Request Quote |
D559B-8M-20 | 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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Request Quote |