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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1059 items

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  1. Hansen 75-0576, Flange, #300 x 3 / 80mm WN.
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  2. Hansen 75-0577, #300 x 3-1/8 ODS Flange
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  3. Hansen 75-0578, Flange, 2-1/2" x 2-1/2" WN
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  4. Hansen 75-0579, Flange, #250 x 2-5/8" / 67mm ODS
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  5. Hansen 75-0580, Flange, #250 x 3 WN
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  6. Hansen 75-0774, 1-1/4" x 1-1/4" Socket Weld Flange (4-Bolt)
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  7. Hansen 75-2139, 75-0578 Plated-Flange, #250X2-1/2WN
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  8. Hansen 75-2145, (75-0417) Plated, Flange, #400 x 4 Socket Weld
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  9. Hansen 75-2279, 75-0042 Plated-Flange, #300 X2-1/2" SW
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  10. Hansen 75-2318, Flange, #200 X 1-1/2" WN, SCH 80, Plated
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  11. Hansen CHCK1/0, 3/4" (20mm) Piston Check Valve, CO2
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  12. Hansen CHCK1/2, 1" (25mm) Piston Check Valve, CO2
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  13. Hansen CHCK1/3, 1-1/4" (32mm) Piston Check Valve CO2
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  14. Hansen CHCK1/4E, 1-1/2" (40mm)Piston Check Valve.CO2, CAT I, MOD A, EF105
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  15. Hansen CHCK1/5, 2" (50mm)Piston Check Valve
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  16. Hansen CHCK1/5E, 2" (50mm)Piston Check Valve, CE.CAT.II, MOD.H, EF101, CO2
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  17. Hansen CHCK1/6, 2-1/2" (65mm) Piston Check Valve, CO2
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  18. Hansen CHCK1/6E, 2-1/2" (65mm)Piston Check Valve.CO2, CAT I, MOD A, EF105
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  19. Hansen CHCK1w/0001, 3/4" (20mm) Piston Check Weld-in-Line 3/4" Socket Weld CO2
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  20. Hansen CHCK1w/2021, 1" (25mm) Piston Check Weld-in-Line 1" Socket Weld CO2
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  21. Hansen CHCK1w/3031, 1-1/4" (32mm)Piston Check Weld-in-Line 1-1/4" Socket Weld CO2
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  22. Hansen CHCK1w/4041, 1-1/2" (40mm)Piston Check Weld-in-Line 1-1/2" Socket Weld CO2
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  23. Hansen CHCK1w/5051, 2" (50mm) Piston Check Valve Weld-in-Line 2" Socket Weld CO2
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  24. Hansen CHCK2/6, 2-1/2" (65mm)Gas Powered Suction Stop w/1/2" Socket Weld Disc STR CO2
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  25. Hansen CHCK2/7, 3" (80mm) Gas Powered Suction Stop w/1/2" Disc STRN CO2
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  26. Hansen CHCK4-0, 3" (80 mm) Flanged In-Line Check, CO2, CE-CAT I, MOD A, EF105
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  27. Hansen CHCK4-0LR, 3" (80 mm) Gravity Drain Check Valve, CO2, CATI, MODA, EF105
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  28. Hansen CHCK4-1, 4" (100 mm) In-Line Check Valve, CO2, CATII, MODH, EF101
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  29. Hansen CHCK4-1LR, 4" (100 mm) Gravity Drain Check Valve, CO2, CATII, MODH, EF101
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  30. Hansen CHCK4-2, 5/8" (16 mm) Flanged In-Line Check Valve for CO2
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  31. Hansen CHCK4-3, 3/4" (20 mm) Flanged In-Line Check Valve, CO2
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  32. Hansen CHCK4-4, 1" Flanged In-Line Check Valve, CO2
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  33. Hansen CHCK4-5, 1-1/4" Flanged In-Line Check Valve, CO2
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  34. Hansen CHCK4-8, 2" (50 mm) In-Line Check Valve, CO2, CE.CAT.I, MOD.A, EF105
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  35. Hansen CHCK4-8LR, 2" (50 mm) Gravity Drain Check Valve, CO2, CATI, MODA, EF105
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  36. Hansen CHCK4-9, 2-1/2" (65 mm) In-Line Check, CO2, CE CATI, MOD.A, EF105
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  37. Hansen HCK1/0, 3/4 (20MM) Piston Check Valve
    Web Price $416.80 List Price $619.00 List Price $619.00
  38. Hansen HCK1/3, 1-1/4 (32MM) Piston Check Valve
    Web Price $662.81 List Price $994.00 List Price $994.00
  39. Hansen HCK1/3E, 1-1/4" (32mm)Piston Check Valve CE-CAT.I, MOD.A, EF 100
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  40. Hansen HCK1/4E, 1-1/2" (40mm)Piston Check Valve CE-II, MOD.H, EF 101
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  41. Hansen HCK1/5E, 2" (50mm)Piston Check Valve, CE.CAT.II, MOD.H, EF101
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  42. Hansen HCK1/8, 4 (100MM) Piston Check Valve
    Web Price $2,302.80 List Price $3,705.00 List Price $3,705.00
  43. Hansen HCK1/8E, 4" (100mm)Piston Check Valve, CAT II, MOD H, EF101
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  44. Hansen HCK1W-5/0001, 3/4" (20mm)Piston Check Valve WELD, 3/4" Socket Weld Connection, 5#Spring
    Web Price $653.40 List Price $979.00 List Price $979.00
  45. Hansen HCK1W-5/2021, 1" (25mm)Piston Check Valve, 1" Socket Weld Connection, 5#Spring
    Web Price $710.88 List Price $1,071.00 List Price $1,071.00
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