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.

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476 items

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  1. Parker - Refrigerating Specialties: CK320, 3/4 Parker - Refrigerating Specialties: CK320, 3/4
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    Parker - Refrigerating Specialties: CK320, 3/4", CK3
    List Price $374.00 List Price $374.00 Web Price $238.16
  2. Parker - Refrigerating Specialties: CK420S20MSN, 3/4", CK4A3, 3/4" Socket Weld, MAR
    List Price $381.00 List Price $381.00 Web Price $219.28
  3. Parker - Refrigerating Specialties: CK313, 1/2", CK3
    List Price $364.00 List Price $364.00 Web Price $211.01
  4. Parker - Refrigerating Specialties: CK150X00NSN, 2" CK1
    List Price $1,344.00 List Price $1,344.00 Web Price $773.53
  5. Parker - Refrigerating Specialties: CK420X00NSN, 3/4", CK4A3
    List Price $216.00 List Price $216.00 Web Price $124.32
  6. Parker - Refrigerating Specialties: CK425S25MSN, 1", CK4A4, 1" Socket Weld, MAR
    List Price $454.00 List Price $454.00 Web Price $261.29
  7. Parker - Refrigerating Specialties: CK425W32NPN, 1", CK4A4, DN, 1-1/4" Weld Neck
    List Price $449.00 List Price $449.00 Web Price $258.42
  8. Parker - Refrigerating Specialties: CK413F13NSN, 1/2", CK4A2, 1/2" FPT
    List Price $291.00 List Price $291.00 Web Price $167.48
  9. CK4A-series Parker - Refrigerating Specialties Check Valve CK4A Series
    List Price $3,032.00 List Price $3,032.00 As low as $0.00
  10. Parker - Refrigerating Specialties: CK1A0X00NSN, 4" CK1,
    List Price $3,619.00 List Price $3,619.00 Web Price $2,082.88
  11. Parker - Refrigerating Specialties: CK2A2S13X00NSN, 6" CK2, 1/2" S,
    List Price $12,482.00 List Price $12,482.00 Web Price $7,183.88
  12. Parker - Refrigerating Specialties: CK140W38NSN, 1-5/8" CK1, 1 1/2WN
    List Price $1,513.00 List Price $1,513.00 Web Price $870.79
  13. Parker - Refrigerating Specialties: CK132W32NSN, 1-1/4" CK1, 1 1/4WN
    List Price $1,134.00 List Price $1,134.00 Web Price $652.66
  14. Parker - Refrigerating Specialties: CK325, 1", CK3
    List Price $441.00 List Price $441.00 Web Price $253.81
  15. Parker - Refrigerating Specialties: CK425F20NSN, 1", CK4A4, 3/4" FPT
    List Price $409.00 List Price $409.00 Web Price $235.40
  16. Parker - Refrigerating Specialties: CK425F25MSN, 1", CK4A4, 1" FPT, MAR
    List Price $454.00 List Price $454.00 Web Price $261.29
  17. Parker - Refrigerating Specialties: CK425F25NSN, 1", CK4A4, 1" FPT
    List Price $409.00 List Price $409.00 Web Price $235.40
  18. Parker - Refrigerating Specialties: CK425F32NSN, 1", CK4A4, 1-1/4" FPT
    List Price $409.00 List Price $409.00 Web Price $235.40
  19. Parker - Refrigerating Specialties: CK425K09NPN, 1", CK4A4, DN, 1-1/8" ODS
    List Price $409.00 List Price $409.00 Web Price $235.40
  20. Parker - Refrigerating Specialties: CK425K09NSN, 1", CK4A4, 1-1/8" ODS
    List Price $409.00 List Price $409.00 Web Price $235.40
  21. Parker - Refrigerating Specialties: CK425K11NPN, 1", CK4A4, DN, 1-3/8" ODS
    List Price $409.00 List Price $409.00 Web Price $235.40
  22. Parker - Refrigerating Specialties: CK425K11NSN, 1", CK4A4, 1-3/8" ODS
    List Price $409.00 List Price $409.00 Web Price $235.40
  23. Parker - Refrigerating Specialties: CK425S20MSN, 1", CK4A4, 3/4" Socket Weld, MAR
    List Price $454.00 List Price $454.00 Web Price $261.29
  24. Parker - Refrigerating Specialties: CK425S20NSN, 1", CK4A4, 3/4" Socket Weld
    List Price $409.00 List Price $409.00 Web Price $235.40
  25. Parker - Refrigerating Specialties: CK425S25NPN, 1", CK4A4, DN, 1" Socket Weld
    List Price $409.00 List Price $409.00 Web Price $235.40
  26. Parker - Refrigerating Specialties: CK425S25NSN, 1", CK4A4, 1" Socket Weld
    List Price $409.00 List Price $409.00 Web Price $235.40
  27. Parker - Refrigerating Specialties: CK425S32MSN, 1", CK4A4, 1-1/4" Socket Weld, MAR
    List Price $454.00 List Price $454.00 Web Price $261.29
  28. Parker - Refrigerating Specialties: CK425S32NPN, 1", CK4A4, DN, 1-1/4" Socket Weld
    List Price $409.00 List Price $409.00 Web Price $235.40
  29. Parker - Refrigerating Specialties: CK425S32NSN, 1", CK4A4, 1-1/4" Socket Weld
    List Price $409.00 List Price $409.00 Web Price $235.40
  30. Parker - Refrigerating Specialties: CK425W25NPN, 1", CK4A4, DN, 1" Weld Neck
    List Price $449.00 List Price $449.00 Web Price $258.42
  31. Parker - Refrigerating Specialties: CK425W25NSN, 1", CK4A4, 1" Weld Neck
    List Price $449.00 List Price $449.00 Web Price $258.42
  32. Parker - Refrigerating Specialties: CK425X00MPN, 1", CK4A4, DN MAR
    List Price $334.00 List Price $334.00 Web Price $192.23
  33. Parker - Refrigerating Specialties: CK425X00MSN, 1", CK4A4, MAR
    List Price $334.00 List Price $334.00 Web Price $192.23
  34. Parker - Refrigerating Specialties: CK425X00MSNB, 1", CK4A4, MAR, with Bolts 201583
    List Price $334.00 List Price $334.00 Web Price $192.23
  35. Parker - Refrigerating Specialties: CK425X00NPN, 1", CK4A4, DN
    List Price $289.00 List Price $289.00 Web Price $166.33
  36. Parker - Refrigerating Specialties: CK425X00NSN, 1", CK4A4
    List Price $289.00 List Price $289.00 Web Price $166.33
  37. Parker - Refrigerating Specialties: CK-3, 1 Parker - Refrigerating Specialties: CK-3, 1
    NEW
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    Parker - Refrigerating Specialties: CK-3, 1" Check Valve
    List Price $441.00 List Price $441.00 Web Price $255.65
  38. Parker - Refrigerating Specialties: CK125F25NSN, 1" CK1, 1" FPT
    List Price $762.00 List Price $762.00 Web Price $438.56
  39. Parker - Refrigerating Specialties: CK125F32NSN, 1" CK1, 1-1/4" FPT
    List Price $762.00 List Price $762.00 Web Price $438.56
  40. Parker - Refrigerating Specialties: CK125S25NNPN, 1" CK1, DN, 1" Socket Weld
    List Price $811.00 List Price $811.00 Web Price $466.76
  41. Parker - Refrigerating Specialties: CK125S25NSN, 1" CK1, 1" Socket Weld
    List Price $762.00 List Price $762.00 Web Price $438.56
  42. Parker - Refrigerating Specialties: CK125S32NNPN, 1" CK1, DN, 1-1/4" Socket Weld
    List Price $811.00 List Price $811.00 Web Price $466.76
  43. Parker - Refrigerating Specialties: CK125S32NSN, 1" CK1, 1-1/4" Socket Weld
    List Price $762.00 List Price $762.00 Web Price $438.56
  44. Parker - Refrigerating Specialties: CK125W25NSN, 1" CK1, 1WN
    List Price $802.00 List Price $802.00 Web Price $461.58
  45. Parker - Refrigerating Specialties: CK125X00MSN, 1" CK1, MAR
    List Price $687.00 List Price $687.00 Web Price $395.40
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