• In-Stock Products Ship Today if Ordered by 4 PM CST
Toggle Nav
My Cart My Cart 0
My Quote My Quote 0
Shop By Brand
833-900-1499
Quick Order
Menu
Account
Can't find what you are looking for? We'd love to help

Check Valves

Check Valves

Keep Supply is your trusted source for check valves. Check valves are responsible for ensuring proper flow within a fluid system. We carrier check valves from Danfoss, Refrigeration Specialties, Hansen and more. For all your parts needs, we are here to help.

Read more
Categories
Check Valve Flanges & Gaskets
Check Valve Flanges & Gaskets
Check Valve Piston & Seat Kits
Check Valve Piston & Seat Kits
Check Valve Replacement Parts
Check Valve Replacement Parts
Filter

104 items

Set Ascending Direction
  1. Parker - Refrigerating Specialties: CK420S25NSN, 3/4 Parker - Refrigerating Specialties: CK420S25NSN, 3/4
    Parker - Refrigerating Specialties: CK420S25NSN, 3/4", CK4A3, 1" Socket Weld
    List Price $348.00 List Price $348.00 Web Price $201.74
  2. Parker - Refrigerating Specialties: CK432X00NSN, 1-1/4 Parker - Refrigerating Specialties: CK432X00NSN, 1-1/4
    Parker - Refrigerating Specialties: CK432X00NSN, 1-1/4", CK4A6
    List Price $469.00 List Price $469.00 Web Price $271.88
  3. Parker - Refrigerating Specialties: CK413F13NSN, 1/2 Parker - Refrigerating Specialties: CK413F13NSN, 1/2
    Parker - Refrigerating Specialties: CK413F13NSN, 1/2", CK4A2, 1/2" FPT
    List Price $302.00 List Price $302.00 Web Price $175.07
  4. Parker - Refrigerating Specialties: CK413X00NSN, 1/2 Parker - Refrigerating Specialties: CK413X00NSN, 1/2
    Parker - Refrigerating Specialties: CK413X00NSN, 1/2", CK4A2
    List Price $212.00 List Price $212.00 Web Price $122.90
  5. Parker - Refrigerating Specialties: CK420X00NSN, 3/4 Parker - Refrigerating Specialties: CK420X00NSN, 3/4
    Parker - Refrigerating Specialties: CK420X00NSN, 3/4", CK4A3
    List Price $224.00 List Price $224.00 Web Price $129.86
  6. Parker - Refrigerating Specialties: CK4A0SP0NSN, 4 Parker - Refrigerating Specialties: CK4A0SP0NSN, 4
    Parker - Refrigerating Specialties: CK4A0SP0NSN, 4", CK4A16, 4" Socket Weld
    List Price $2,659.00 List Price $2,659.00 Web Price $1,541.45
  7. Parker - Refrigerating Specialties: CK413F06NSN, 1/2 Parker - Refrigerating Specialties: CK413F06NSN, 1/2
    Parker - Refrigerating Specialties: CK413F06NSN, 1/2", CK4A2, 1/4" FPT
    List Price $302.00 List Price $302.00 Web Price $175.07
  8. Parker - Refrigerating Specialties: CK413F10NSN, 1/2 Parker - Refrigerating Specialties: CK413F10NSN, 1/2
    Parker - Refrigerating Specialties: CK413F10NSN, 1/2", CK4A2, 3/8" FPT
    List Price $302.00 List Price $302.00 Web Price $175.07
  9. Parker - Refrigerating Specialties: CK413F13MSN, 1/2 Parker - Refrigerating Specialties: CK413F13MSN, 1/2
    Parker - Refrigerating Specialties: CK413F13MSN, 1/2", CK4A2, 1/2" FPT, MAR
    List Price $349.00 List Price $349.00 Web Price $202.32
  10. Parker - Refrigerating Specialties: CK413F20MSN, 1/2 Parker - Refrigerating Specialties: CK413F20MSN, 1/2
    Parker - Refrigerating Specialties: CK413F20MSN, 1/2", CK4A2, 3/4" FPT, MAR
    List Price $349.00 List Price $349.00 Web Price $202.32
  11. Parker - Refrigerating Specialties: CK413F20NSN, 1/2 Parker - Refrigerating Specialties: CK413F20NSN, 1/2
    Parker - Refrigerating Specialties: CK413F20NSN, 1/2", CK4A2, 3/4" FPT
    List Price $302.00 List Price $302.00 Web Price $175.07
  12. Parker - Refrigerating Specialties: CK413K05NSN, 1/2 Parker - Refrigerating Specialties: CK413K05NSN, 1/2
    Parker - Refrigerating Specialties: CK413K05NSN, 1/2", CK4A2, 5/8" ODS
    List Price $302.00 List Price $302.00 Web Price $175.07
  13. Parker - Refrigerating Specialties: CK413K13NSN, 1/2 Parker - Refrigerating Specialties: CK413K13NSN, 1/2
    Parker - Refrigerating Specialties: CK413K13NSN, 1/2", CK4A2, 1/2" ODS
    List Price $302.00 List Price $302.00 Web Price $175.07
  14. Parker - Refrigerating Specialties: CK413S10NSN, 1/2 Parker - Refrigerating Specialties: CK413S10NSN, 1/2
    Parker - Refrigerating Specialties: CK413S10NSN, 1/2", CK4A2, 3/8" Socket Weld
    List Price $302.00 List Price $302.00 Web Price $175.07
  15. Parker - Refrigerating Specialties: CK413S13MSN, 1/2 Parker - Refrigerating Specialties: CK413S13MSN, 1/2
    Parker - Refrigerating Specialties: CK413S13MSN, 1/2", CK4A2, 1/2" Socket Weld, MAR
    List Price $349.00 List Price $349.00 Web Price $202.32
  16. Parker - Refrigerating Specialties: CK413S13NSN, 1/2 Parker - Refrigerating Specialties: CK413S13NSN, 1/2
    Parker - Refrigerating Specialties: CK413S13NSN, 1/2", CK4A2, 1/2" Socket Weld
    List Price $302.00 List Price $302.00 Web Price $175.07
  17. Parker - Refrigerating Specialties: CK413S20MSN, 1/2 Parker - Refrigerating Specialties: CK413S20MSN, 1/2
    Parker - Refrigerating Specialties: CK413S20MSN, 1/2", CK4A2, 3/4" Socket Weld, MAR
    List Price $349.00 List Price $349.00 Web Price $202.32
  18. Parker - Refrigerating Specialties: CK413S20NSN, 1/2 Parker - Refrigerating Specialties: CK413S20NSN, 1/2
    Parker - Refrigerating Specialties: CK413S20NSN, 1/2", CK4A2, 3/4" Socket Weld
    List Price $302.00 List Price $302.00 Web Price $175.07
  19. Parker - Refrigerating Specialties: CK413W13NSN, 1/2 Parker - Refrigerating Specialties: CK413W13NSN, 1/2
    Parker - Refrigerating Specialties: CK413W13NSN, 1/2", CK4A2, 1/2" Weld Neck
    List Price $350.00 List Price $350.00 Web Price $202.90
  20. Parker - Refrigerating Specialties: CK413W20MSN, 1/2 Parker - Refrigerating Specialties: CK413W20MSN, 1/2
    Parker - Refrigerating Specialties: CK413W20MSN, 1/2", CK4A2, 3/4" Weld Neck, MAR
    List Price $397.00 List Price $397.00 Web Price $230.14
  21. Parker - Refrigerating Specialties: CK413X00MSN, 1/2 Parker - Refrigerating Specialties: CK413X00MSN, 1/2
    Parker - Refrigerating Specialties: CK413X00MSN, 1/2", CK4A2, MAR
    List Price $259.00 List Price $259.00 Web Price $150.14
  22. Parker - Refrigerating Specialties: CK420F20MSN, 3/4 Parker - Refrigerating Specialties: CK420F20MSN, 3/4
    Parker - Refrigerating Specialties: CK420F20MSN, 3/4", CK4A3, 3/4" FPT, MAR
    List Price $395.00 List Price $395.00 Web Price $228.99
  23. Parker - Refrigerating Specialties: CK420F20NSN, 3/4 Parker - Refrigerating Specialties: CK420F20NSN, 3/4
    Parker - Refrigerating Specialties: CK420F20NSN, 3/4", CK4A3, 3/4" FPT
    List Price $348.00 List Price $348.00 Web Price $201.74
  24. Parker - Refrigerating Specialties: CK420F25NSN, 3/4 Parker - Refrigerating Specialties: CK420F25NSN, 3/4
    Parker - Refrigerating Specialties: CK420F25NSN, 3/4", CK4A3, 1" FPT
    List Price $348.00 List Price $348.00 Web Price $201.74
  25. Parker - Refrigerating Specialties: CK420F32NSN, 3/4 Parker - Refrigerating Specialties: CK420F32NSN, 3/4
    Parker - Refrigerating Specialties: CK420F32NSN, 3/4", CK4A3, 1-1/4" FPT
    List Price $348.00 List Price $348.00 Web Price $201.74
  26. Parker - Refrigerating Specialties: CK420K07MSN, 3/4 Parker - Refrigerating Specialties: CK420K07MSN, 3/4
    Parker - Refrigerating Specialties: CK420K07MSN, 3/4", CK4A3, 7/8" ODS, MAR
    List Price $395.00 List Price $395.00 Web Price $228.99
  27. Parker - Refrigerating Specialties: CK420K07NSN, 3/4 Parker - Refrigerating Specialties: CK420K07NSN, 3/4
    Parker - Refrigerating Specialties: CK420K07NSN, 3/4", CK4A3, 7/8" ODS
    List Price $348.00 List Price $348.00 Web Price $201.74
  28. Parker - Refrigerating Specialties: CK420K09NSN, 3/4 Parker - Refrigerating Specialties: CK420K09NSN, 3/4
    Parker - Refrigerating Specialties: CK420K09NSN, 3/4", CK4A3, 1-1/8" ODS
    List Price $348.00 List Price $348.00 Web Price $201.74
  29. Parker - Refrigerating Specialties: CK420K11NSN, 3/4 Parker - Refrigerating Specialties: CK420K11NSN, 3/4
    Parker - Refrigerating Specialties: CK420K11NSN, 3/4", CK4A3, 1-3/8" ODS
    List Price $348.00 List Price $348.00 Web Price $201.74
  30. Parker - Refrigerating Specialties: CK420S20MSN, 3/4 Parker - Refrigerating Specialties: CK420S20MSN, 3/4
    Parker - Refrigerating Specialties: CK420S20MSN, 3/4", CK4A3, 3/4" Socket Weld, MAR
    List Price $395.00 List Price $395.00 Web Price $228.99
  31. Parker - Refrigerating Specialties: CK420S20NSN, 3/4 Parker - Refrigerating Specialties: CK420S20NSN, 3/4
    Parker - Refrigerating Specialties: CK420S20NSN, 3/4", CK4A3, 3/4" Socket Weld
    List Price $348.00 List Price $348.00 Web Price $201.74
  32. Parker - Refrigerating Specialties: CK420S25MSN, 3/4 Parker - Refrigerating Specialties: CK420S25MSN, 3/4
    Parker - Refrigerating Specialties: CK420S25MSN, 3/4", CK4A3, 1" Socket Weld, MAR
    List Price $395.00 List Price $395.00 Web Price $228.99
  33. Parker - Refrigerating Specialties: CK420S32NSN, 3/4 Parker - Refrigerating Specialties: CK420S32NSN, 3/4
    Parker - Refrigerating Specialties: CK420S32NSN, 3/4", CK4A3, 1-1/4" Socket Weld
    List Price $348.00 List Price $348.00 Web Price $201.74
  34. Parker - Refrigerating Specialties: CK420W20NSN, 3/4 Parker - Refrigerating Specialties: CK420W20NSN, 3/4
    Parker - Refrigerating Specialties: CK420W20NSN, 3/4", CK4A3, 3/4" Weld Neck
    List Price $390.00 List Price $390.00 Web Price $226.09
  35. Parker - Refrigerating Specialties: CK420X00MSN, 3/4 Parker - Refrigerating Specialties: CK420X00MSN, 3/4
    Parker - Refrigerating Specialties: CK420X00MSN, 3/4", CK4A3, MAR
    List Price $271.00 List Price $271.00 Web Price $157.10
  36. Parker - Refrigerating Specialties: CK420X00MSNB, 3/4 Parker - Refrigerating Specialties: CK420X00MSNB, 3/4
    Parker - Refrigerating Specialties: CK420X00MSNB, 3/4", CK4A3, MAR, with Bolts 201583
    List Price $271.00 List Price $271.00 Web Price $157.10
  37. Parker - Refrigerating Specialties: CK425F20NSN, 1 Parker - Refrigerating Specialties: CK425F20NSN, 1
    Parker - Refrigerating Specialties: CK425F20NSN, 1", CK4A4, 3/4" FPT
    List Price $423.00 List Price $423.00 Web Price $245.22
  38. Parker - Refrigerating Specialties: CK425F25MSN, 1 Parker - Refrigerating Specialties: CK425F25MSN, 1
    Parker - Refrigerating Specialties: CK425F25MSN, 1", CK4A4, 1" FPT, MAR
    List Price $470.00 List Price $470.00 Web Price $272.46
  39. Parker - Refrigerating Specialties: CK425F25NSN, 1 Parker - Refrigerating Specialties: CK425F25NSN, 1
    Parker - Refrigerating Specialties: CK425F25NSN, 1", CK4A4, 1" FPT
    List Price $423.00 List Price $423.00 Web Price $245.22
  40. Parker - Refrigerating Specialties: CK425F32NSN, 1 Parker - Refrigerating Specialties: CK425F32NSN, 1
    Parker - Refrigerating Specialties: CK425F32NSN, 1", CK4A4, 1-1/4" FPT
    List Price $423.00 List Price $423.00 Web Price $245.22
  41. Parker - Refrigerating Specialties: CK425K09NSN, 1 Parker - Refrigerating Specialties: CK425K09NSN, 1
    Parker - Refrigerating Specialties: CK425K09NSN, 1", CK4A4, 1-1/8" ODS
    List Price $423.00 List Price $423.00 Web Price $245.22
  42. Parker - Refrigerating Specialties: CK425K11NSN, 1 Parker - Refrigerating Specialties: CK425K11NSN, 1
    Parker - Refrigerating Specialties: CK425K11NSN, 1", CK4A4, 1-3/8" ODS
    List Price $423.00 List Price $423.00 Web Price $245.22
  43. Parker - Refrigerating Specialties: CK425S20MSN, 1 Parker - Refrigerating Specialties: CK425S20MSN, 1
    Parker - Refrigerating Specialties: CK425S20MSN, 1", CK4A4, 3/4" Socket Weld, MAR
    List Price $470.00 List Price $470.00 Web Price $272.46
  44. Parker - Refrigerating Specialties: CK425S20NSN, 1 Parker - Refrigerating Specialties: CK425S20NSN, 1
    Parker - Refrigerating Specialties: CK425S20NSN, 1", CK4A4, 3/4" Socket Weld
    List Price $423.00 List Price $423.00 Web Price $245.22
  45. Parker - Refrigerating Specialties: CK425S25MSN, 1 Parker - Refrigerating Specialties: CK425S25MSN, 1
    Parker - Refrigerating Specialties: CK425S25MSN, 1", CK4A4, 1" Socket Weld, MAR
    List Price $470.00 List Price $470.00 Web Price $272.46
Page
per page