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 | 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 0.5 to 150 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
Request Quote |
D559B-3M | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Buna N | Valve Size N/A 3/8 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
Request Quote |
D559B-4M | 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 to 150 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
Request Quote |
D559B-6M | 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 0.5 to 150 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
Request Quote |
D559B-8M | 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 0.5 to 150 psig | Operating Temperature N/A -65 to 275 ºF |
Add To Cart
Request Quote |
D562B-1M | Variation N/A Popoff with deflector cap | 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 0.5 to 150 psig | Operating Temperature N/A -65 to 300 ºF |
Add To Cart
Request Quote |
D562B-2M | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Ethylene Propylene | Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -65 to 300 ºF |
Add To Cart
Request Quote |
D562B-3M | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Ethylene Propylene | Valve Size N/A 3/8 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -65 to 300 ºF |
Add To Cart
Request Quote |
D562B-4M | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Ethylene Propylene | Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -65 to 300 ºF |
Add To Cart
Request Quote |
D562B-6M | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Ethylene Propylene | Valve Size N/A 3/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -65 to 300 ºF |
Add To Cart
Request Quote |
D562B-8M | Variation N/A Popoff with deflector cap | Body Material N/A Brass | Seal Material N/A Ethylene Propylene | Valve Size N/A 1 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -65 to 300 ºF |
Add To Cart
Request Quote |
520B-1M | Variation N/A Popoff | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 1/8 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
520B-2M | Variation N/A Popoff | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
520B-2MP | Variation N/A Inline | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male/Female | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
520B-3M | Variation N/A Popoff | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 3/8 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
520B-3MP | Variation N/A Inline | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 3/8 in | End Connection N/A Pipe Thread Male/Female | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
520B-4M | Variation N/A Popoff | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
520B-4MP | Variation N/A Inline | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 1/2 in | End Connection N/A Pipe Thread Male/Female | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
520B-6M | Variation N/A Popoff | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 3/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
520B-6MP | 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 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
520B-8M | Variation N/A Popoff | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 1 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
520B-8MP | Variation N/A Inline | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 1 in | End Connection N/A Pipe Thread Male/Female | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
520B-10MP | Variation N/A Inline | Body Material N/A Brass |
Seal Material
N/A Teflon® |
Valve Size N/A 1 1/4 in | End Connection N/A Pipe Thread Male/Female | Cracking Pressure N/A 0.5 to 150 psig | Operating Temperature N/A -100 to 400 ºF |
Add To Cart
Request Quote |
524B-1M | 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 0.5 to 74.9 psig | Operating Temperature N/A -70 to 450 ºF |
Add To Cart
Request Quote |
524B-2M | Variation N/A Popoff | Body Material N/A Brass | Seal Material N/A Silicone | Valve Size N/A 1/4 in | End Connection N/A Pipe Thread Male | Cracking Pressure N/A 0.5 to 74.9 psig | Operating Temperature N/A -70 to 450 ºF |
Add To Cart
Request Quote |