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Relief Valves

Relief Valves

Relief Valves

Keep Supply is your trusted source for relief valves. The relief valve is designed or set to open at a predetermined set pressure to protect pressure vessels and other equipment from being subjected to pressures that exceed their design limits. We carrier solenoid from Danfoss, Hansen and more. For all your parts needs, we are here to help.

Categories
Relief Valve Rupture Discs
Relief Valve Rupture Discs
Relief Valve Replacement Parts
Relief Valve Replacement Parts
Relief Vent Indicators
Relief Vent Indicators
Relief Valve Parts
Relief Valve Parts
Cartridge Relief Valves
Cartridge Relief Valves
Dual Assemblies
Dual Assemblies
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2804 items

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  1. 5526-450-CE HENRY RUPTURE DISC 5526-450-CE HENRY RUPTURE DISC
    5526-450-CE Henry Rupture Disc Assembly, Brass 1/2 MPT x 1/2 FPT 450 psi
    List Price $392.74 List Price $392.74 Web Price $389.77
  2. 5600-175 Henry Relief Valve 5600-175 Henry Relief Valve
    5600-175 Henry Relief Valve
    Add to Quote to request pricing
  3. 5600-200 HENRY RELIEF VALVE 5600-200 HENRY RELIEF VALVE
    5600-200 Henry Relief Valve, Cast Iron Angle Type 1/2 FPT x 3/4 FPT 200 psi
    Web Price $315.58
  4. Henry 5600 Cast Iron Pressure Relief Valve - Image 1 Henry 5600 Cast Iron Pressure Relief Valve - Image 1
    5600-225 Henry Relief Valve, Cast Iron Angle Type 1/2 FPT x 3/4 FPT 225psi
    Web Price $315.58
  5. Henry 5600 Cast Iron Pressure Relief Valve - Image 1 Henry 5600 Cast Iron Pressure Relief Valve - Image 1
    5600-400 Henry Relief Valve, Cast Iron Angle Type 1/2 FPT x 3/4 FPT 400 psi
    Web Price $315.58
  6. 5601-275 Henry 1/2 5601-275 Henry 1/2
    5601-275 Henry 1/2 FPT x 1 FPT Relief Valve Cast Iron Angle Type, 275 PSI
    Web Price $317.55
  7. 5601-400 Henry 1/2 5601-400 Henry 1/2
    5601-400 Henry 1/2 FPT x 1 FPT Relief Valve Cast Iron Angle Type, 400 PSI
    Web Price $317.55
  8. Henry 5602 Pressure Relief Valve, 250 psi, 57.7 capacity - Image 1 Henry 5602 Pressure Relief Valve, 250 psi, 57.7 capacity - Image 1
    5602-200 Henry Relief Valve, Cast Iron Angle Type 3/4 FPT x 1 FPT 200 psi
    List Price $324.26 List Price $324.26 Web Price $308.05
  9. Henry 5602 Pressure Relief Valve, 250 psi, 57.7 capacity - Image 1 Henry 5602 Pressure Relief Valve, 250 psi, 57.7 capacity - Image 1
    5602-225 Henry Relief Valve, Cast Iron Angle Type 3/4 FPT x 1 FPT 225 psi
    Web Price $324.27
  10. Henry 5602 Pressure Relief Valve, 250 psi, 57.7 capacity - Image 1 Henry 5602 Pressure Relief Valve, 250 psi, 57.7 capacity - Image 1
    5602-400 Henry Relief Valve, Cast Iron Angle Type 3/4 FPT x 1 FPT 400Psi
    Add to Quote to request pricing
  11. Henry 5603 Pressure Relief Valve, Ductile Iron - Image 1 Henry 5603 Pressure Relief Valve, Ductile Iron - Image 1
    5603-150 Henry Relief Valve, Cast Iron Angle Type 1 FPT x 1-1/4 FPT 150 psi
    Add to Quote to request pricing
  12. 5604-200 Henry Relief Valve, Cast Iron Angle Type 1-1/4 5604-200 Henry Relief Valve, Cast Iron Angle Type 1-1/4
    5604-200 Henry Relief Valve, Cast Iron Angle Type 1-1/4 FPT x 1-1/2 FPT 200 psi
    List Price $700.34 List Price $700.34 Web Price $691.64
  13. 5626-250-CE Henry Rupture Disc Assembly, Stainless Steel 1/2 MPT x 1/2 FPT 250 psi 5626-250-CE Henry Rupture Disc Assembly, Stainless Steel 1/2 MPT x 1/2 FPT 250 psi
    5626-250-CE Henry Rupture Disc Assembly, Stainless Steel 1/2 MPT x 1/2 FPT 250 psi
    List Price $570.52 List Price $570.52 Web Price $569.98
  14. 75 PSI 1/2 FNPT X 3/4 FNPT Ductile Iron Relief Valve 75 PSI 1/2 FNPT X 3/4 FNPT Ductile Iron Relief Valve
    75 PSI 1/2 FNPT X 3/4 FNPT Ductile Iron Relief Valve
    Add to Quote to request pricing
  15. 75 PSI 3/4 FNPT X 1 FNPT Ductile Iron Relief Valve 75 PSI 3/4 FNPT X 1 FNPT Ductile Iron Relief Valve
    75 PSI 3/4 FNPT X 1 FNPT Ductile Iron Relief Valve
    Add to Quote to request pricing
  16. 75 PSI 3/4 FPT X 1 FPT Stainless Steel Relief Valve Full Assembly 75 PSI 3/4 FPT X 1 FPT Stainless Steel Relief Valve Full Assembly
    75 PSI 3/4 FPT X 1 FPT Stainless Steel Relief Valve Full Assembly
    Add to Quote to request pricing
  17. 800QR Safety Relief Valve Stainless Steel Series 800QR Safety Relief Valve Stainless Steel Series
    800QR Safety Relief Valve Stainless Steel Series
    List Price $597.00 List Price $597.00 As low as $0.00
  18. 800QR-100 Cyrus Shank Safety Relief Valve, 1/2 800QR-100 Cyrus Shank Safety Relief Valve, 1/2
    800QR-100 Cyrus Shank Safety Relief Valve, 1/2", 3/4", Stainless Steel
    List Price $597.00 List Price $597.00 Web Price $547.25
  19. 800QR-125 Cyrus Shank Safety Relief Valve, 1/2 800QR-125 Cyrus Shank Safety Relief Valve, 1/2
    800QR-125 Cyrus Shank Safety Relief Valve, 1/2", 3/4", Stainless Steel
    List Price $597.00 List Price $597.00 Web Price $547.25
  20. 800QR-200 Cyrus Shank Safety Relief Valve, 1/2 800QR-200 Cyrus Shank Safety Relief Valve, 1/2
    800QR-200 Cyrus Shank Safety Relief Valve, 1/2", 3/4", Stainless Steel
    List Price $597.00 List Price $597.00 Web Price $547.25
  21. 800QR-225 Cyrus Shank Safety Relief Valve, 1/2 800QR-225 Cyrus Shank Safety Relief Valve, 1/2
    800QR-225 Cyrus Shank Safety Relief Valve, 1/2", 3/4", Stainless Steel
    List Price $597.00 List Price $597.00 Web Price $547.25
  22. 800QR-275 Cyrus Shank Safety Relief Valve, 1/2 800QR-275 Cyrus Shank Safety Relief Valve, 1/2
    800QR-275 Cyrus Shank Safety Relief Valve, 1/2", 3/4", Stainless Steel
    List Price $597.00 List Price $597.00 Web Price $547.25
  23. 800QR-325 Cyrus Shank Safety Relief Valve, 1/2 800QR-325 Cyrus Shank Safety Relief Valve, 1/2
    800QR-325 Cyrus Shank Safety Relief Valve, 1/2", 3/4", Stainless Steel
    List Price $597.00 List Price $597.00 Web Price $547.25
  24. 800QR-350 Cyrus Shank Safety Relief Valve, 1/2 800QR-350 Cyrus Shank Safety Relief Valve, 1/2
    800QR-350 Cyrus Shank Safety Relief Valve, 1/2", 3/4", Stainless Steel
    List Price $597.00 List Price $597.00 Web Price $547.25
  25. 800QR-375 Cyrus Shank Safety Relief Valve, 1/2 800QR-375 Cyrus Shank Safety Relief Valve, 1/2
    800QR-375 Cyrus Shank Safety Relief Valve, 1/2", 3/4", Stainless Steel
    List Price $597.00 List Price $597.00 Web Price $547.25
  26. 800QR-75 Cyrus Shank Safety Relief Valve, 1/2 800QR-75 Cyrus Shank Safety Relief Valve, 1/2
    800QR-75 Cyrus Shank Safety Relief Valve, 1/2", 3/4", Stainless Steel
    List Price $597.00 List Price $597.00 Web Price $547.25
  27. 801D Cyrus Shanks Ductile Iron Relief Valve Series 801D Cyrus Shanks Ductile Iron Relief Valve Series
    801D Cyrus Shanks Ductile Iron Relief Valve Series
    List Price $209.36 List Price $209.36 As low as $0.00
  28. 804/50 Cyrus Shank Relief Valve, 3/4 x 1, 50# 804/50 Cyrus Shank Relief Valve, 3/4 x 1, 50#
    804/50 Cyrus Shank Relief Valve, 3/4 x 1, 50#
    Add to Quote to request pricing
  29. 804R Cyrus Shank Ductile Iron Relief Valve Series 804R Cyrus Shank Ductile Iron Relief Valve Series
    804R Cyrus Shank Ductile Iron Relief Valve Series
    List Price $266.81 List Price $266.81 As low as $0.00
  30. 804R-QR Stainless Steel Relief Valve Full Assembly Series 804R-QR Stainless Steel Relief Valve Full Assembly Series
    804R-QR Stainless Steel Relief Valve Full Assembly Series
    List Price $559.86 List Price $559.86 As low as $0.00
  31. 804R/300, Cyrus Shank, 300 PSI 3/4 FNPT X 1 FNPT Ductile Iron Relief Valve 804R/300, Cyrus Shank, 300 PSI 3/4 FNPT X 1 FNPT Ductile Iron Relief Valve
    804R/300, Cyrus Shank, 300 PSI 3/4 FNPT X 1 FNPT Ductile Iron Relief Valve
    Add to Quote to request pricing
  32. 805-125 Cyrus Shank Safety Relief Valve, 1 805-125 Cyrus Shank Safety Relief Valve, 1
    805-125 Cyrus Shank Safety Relief Valve, 1" x 1-1/4", Ductile Iron
    List Price $571.29 List Price $571.29 Web Price $523.68
  33. 805-50 Cyrus Shank Relief Valve, 1 805-50 Cyrus Shank Relief Valve, 1
    805/50 Cyrus Shank Relief Valve, 1 x 1 1/4, 50#
    Add to Quote to request pricing
  34. 812-50 Cyrus Shank Safety Relief Valve, 1/2 812-50 Cyrus Shank Safety Relief Valve, 1/2
    812/50 Cyrus Shank Relief Valve, 1/2 x 1, 50#
    Add to Quote to request pricing
  36. 850A Cyrus Shank Safety Relief Valve, Anodized Aluminum 850A Cyrus Shank Safety Relief Valve, Anodized Aluminum
    850A Cyrus Shank Safety Relief Valve, Anodized Aluminum
    List Price $1,157.26 List Price $1,157.26 As low as $0.00
  37. 850AR Cyrus Shank Safety Relief Valve, Anodized Aluminum 850AR Cyrus Shank Safety Relief Valve, Anodized Aluminum
    850AR Cyrus Shank Safety Relief Valve, Anodized Aluminum
    List Price $1,157.26 List Price $1,157.26 As low as $0.00
  38. 850MW-1 Cyrus Shank 1 850MW-1 Cyrus Shank 1
    850MW-1 Cyrus Shank 1" Manifold 850 SW with 500 PSI
    List Price $885.95 List Price $885.95 Web Price $794.19
  39. Frick Brand Default Image Frick Brand Default Image
    952A0006H01 Frick Hydraulic Relief Valve
    List Price $4,202.13 List Price $4,202.13 Web Price $3,992.02
  40. Frick Brand Default Image Frick Brand Default Image
    952A0006H02 Frick 1" Hydraulic Relief Valve
    List Price $3,484.54 List Price $3,484.54 Web Price $3,310.31
  41. Frick Brand Default Image Frick Brand Default Image
    952A0006H03 Frick 1-1/2" Hydraulic Relief Valve
    List Price $7,479.39 List Price $7,479.39 Web Price $7,105.42
  42. Frick Brand Default Image Frick Brand Default Image
    952A0006H04 Frick 3/4" Socket-Weld Relief Valve Hydraulic
    List Price $4,090.20 List Price $4,090.20 Web Price $3,885.69
  43. Frick Brand Default Image Frick Brand Default Image
    952A0006H05 Frick Hydraulic Relief Valve
    List Price $3,596.03 List Price $3,596.03 Web Price $3,416.23
  44. Frick Brand Default Image Frick Brand Default Image
    952A0007H04 Frick Pressure Relief Valve
    List Price $1,118.50 List Price $1,118.50 Web Price $1,062.58
  45. Frick Brand Default Image Frick Brand Default Image
    952A0007H06 Frick Relief Valve
    List Price $948.33 List Price $948.33 Web Price $900.91
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Product Availability
  1. In Stock, Ships Today 130items
Brand
  1. Cyrus Shank 1693items
  2. Danfoss 70items
  3. Frick 68items
  4. Hansen 421items
  5. Henry 104items
  6. Hussmann 3items
  7. Ingersoll Rand 10items
  8. Kunkle 2items
  9. Parker 16items
  10. R-EADY Brand 5items
  11. Parker - Refrigerating Specialties (RS) 391items
  12. REGO 1item
  13. Tattle 22items
  14. Vilter 4items
Category
  1. Dual Cartridge Relief Valve Kits 40items
  2. Gauges 1item
  3. Kits 2items
  4. O-Rings 2items
  5. Oil Temperature Valves 55items
  6. Parts 7items
  7. Quote Only 1item
  8. Relief Valves 2606items
  9. Relief Valve Parts 53items
  10. Relief Valve Rupture Discs 8items
  11. Relief Vent Indicators 22items
  12. Replacement Parts 3items
  13. Safety Relief Valves 6items
Outlet Connection
  1. 3/4" 695items
  2. 1" 428items
  3. 1-1/4" 196items
  4. 1" FPT 2items
  5. 1 1/2" 229items
  6. 1-1/2" FPT 1item
  7. 1-1/4" FPT 1item
  8. 2" 129items
  9. 2 & 3 22items
  10. 2" & 3" 22items
  11. 2 1/2" 1item
  12. 3" 1item
Relief Pressure Setting
  1. 50 18items
  2. 75 135items
  3. 100 107items
  4. 125 108items
  5. 150 131items
  6. 175 133items
  7. 200 136items
  8. 225 138items
  9. 250 141items
  10. 275 154items
  11. 300 141items
  12. 325 136items
  13. 350 137items
  14. 375 138items
  15. 400 136items
  16. 12 bar 2items
  17. 12.5 bar 2items
  18. 17 bar 2items
  19. 24 bar 2items
  20. 31 bar 3items
  21. 88.64 psi 1item
  22. 175 psi 5items
  23. 180 psi 2items
  24. 190 psi 1item
  25. 210 psi 1item
  26. 214 psi 2items
  27. 225 psi 5items
  28. 230 psi 1item
  29. 235 psi 1item
  30. 255 psi 1item
  31. 265 psi 3items
  32. 275 psi 6items
  33. 290 psi 1item
  34. 330 psi 2items
  35. 350 psi 2items
  36. 375 psi 2items
  37. 150 psig 12items
  38. 150 psig (marked with CE) 1item
  39. 165 psig 2items
  40. 175 psig 2items
  41. 180 psig 2items
  42. 190 psig 2items
  43. 200 psig 16items
  44. 200 psig (marked with CE) 1item
  45. 225 psig 18items
  46. 225 psig (marked with CE) 2items
  47. 250 psig 18items
  48. 250 psig (marked with CE) 6items
  49. 260 psig 2items
  50. 265 psig 2items
  51. 275 psig 20items
  52. 280 psig 2items
  53. 300 psig (marked with CE) 2items
  54. 300 psig 14items
  55. 325 psig 2items
  56. 350 psig 14items
  57. 375 psig 2items
  58. 400 psig (marked with CE) 1item
  59. 400 psig 16items
Inlet
  1. 1/2" 831items
  2. 1/2" FPT 1item
  3. 1" 325items
  4. 1" FPT 1item
  5. 1-1/2" 22items
  6. 1-1/4" 127items
  7. 1-1/4" FPT 1item
  8. 2-1/2" 1item
  9. 3/4" 420items
  10. 3/4" FPT 1item
  11. 3" 1item