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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---|---|---|---|---|---|---|---|---|
559T1-1M-49 | Variation N/A Popoff | Body Material N/A 316 Stainless Steel | Seal Material N/A Buna N | Valve Size N/A 1/8 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 49 psig | Operating Temperature N/A -65 to 275 ºF |
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Request Quote |
559T1-1M-46 | Variation N/A Popoff | Body Material N/A 316 Stainless Steel | Seal Material N/A Buna N | Valve Size N/A 1/8 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 46 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
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 |
520B-6MP-45 | Variation N/A Inline | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 3/4 in | End Connection N/A Pipe Thread Male/Female | Cracking Pressure N/A 45 psig | Operating Temperature N/A -100 to 400 ºF |
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Request Quote |
559B-2MP-43 | Variation N/A Inline | 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/Female | Cracking Pressure N/A 43 psig | Operating Temperature N/A -65 to 275 ºF |
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Request Quote |
532B-2MP-43 | Variation N/A Inline | Body Material N/A Brass |
Seal Material
N/A Viton® |
Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male/Female | Cracking Pressure N/A 43 psig | Operating Temperature N/A -20 to 400 ºF |
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Request Quote |
559B-2MP-42 | Variation N/A Inline | 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/Female | Cracking Pressure N/A 42 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
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 |
Add To Cart
Request Quote |
D524B-6M-40 | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Silicone | Valve Size N/A 3/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 40 psig | Operating Temperature N/A -70 to 450 ºF |
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Request Quote |
559T1-2M-40 | Variation N/A Popoff | Body Material N/A 316 Stainless Steel | Seal Material N/A Buna N | Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 40 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
Request Quote |
559T1-1M-40 | Variation N/A Popoff | Body Material N/A 316 Stainless Steel | Seal Material N/A Buna N | Valve Size N/A 1/8 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 40 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
Request Quote |
532T1-2MP-40 | Variation N/A Inline | Body Material N/A 316 Stainless Steel |
Seal Material
N/A Viton® |
Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male/Female | Cracking Pressure N/A 40 psig | Operating Temperature N/A -20 to 400 ºF |
Add To Cart
Request Quote |
532B-4MP-40 | Variation N/A Inline | Body Material N/A Brass |
Seal Material
N/A Viton® |
Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male/Female | Cracking Pressure N/A 40 psig | Operating Temperature N/A -20 to 400 ºF |
Add To Cart
Request Quote |
532B-2MP-40 | Variation N/A Inline | Body Material N/A Brass |
Seal Material
N/A Viton® |
Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male/Female | Cracking Pressure N/A 40 psig | Operating Temperature N/A -20 to 400 ºF |
Add To Cart
Request Quote |
D559T1-2M-35 | Variation N/A Popoff with deflector cap | Body Material N/A 316 Stainless Steel | Seal Material N/A Buna N | Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 35 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
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 |
Add To Cart
Request Quote |
D559B-2M-35 | 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 35 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
Request Quote |
524B-1M-31 | Variation N/A Popoff | Body Material N/A Brass | Seal Material N/A Silicone | Valve Size N/A 1/8 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 31 psig | Operating Temperature N/A -70 to 450 ºF |
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Request Quote |
D559T1-2M-30 | Variation N/A Popoff with deflector cap | Body Material N/A 316 Stainless Steel | Seal Material N/A Buna N | Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 30 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
Request Quote |
D559T1-1M-30 | Variation N/A Popoff with deflector cap | Body Material N/A 316 Stainless Steel | Seal Material N/A Buna N | Valve Size N/A 1/8 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 30 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
Request Quote |
D533T1-6M-30 | Variation N/A Popoff with deflector cap | Body Material N/A 316 Stainless Steel | Seal Material N/A Neoprene | Valve Size N/A 3/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 30 psig | Operating Temperature N/A -40 to 300 ºF |
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Request Quote |
D532T1-2M-30 | Variation N/A Popoff with deflector cap | Body Material N/A 316 Stainless Steel |
Seal Material
N/A Viton® |
Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 30 psig | Operating Temperature N/A -20 to 400 ºF |
Add To Cart
Request Quote |
D524B-1M-30 | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Silicone | Valve Size N/A 1/8 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 30 psig | Operating Temperature N/A -70 to 450 ºF |
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Request Quote |
562B-1M-30 | Variation N/A Popoff | Body Material N/A Brass | Seal Material N/A Ethylene Propylene | Valve Size N/A 1/8 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 30 psig | Operating Temperature N/A -65 to 300 ºF |
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Request Quote |
559B-4M-30 | Variation N/A Popoff | 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 30 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
Request Quote |