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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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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
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1031 items

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  1. Hansen 70-0065, Gasket, 050 Flange and Control Valve Pilot Port Hansen 70-0065, Gasket, 050 Flange and Control Valve Pilot Port
    SHIPS TODAY
    Hansen 70-0065, Gasket, 050 Flange and Control Valve Pilot Port
    List Price $12.00 List Price $12.00 Web Price $9.71
  2. 70-0132 Hansen Gasket, 3/4 70-0132 Hansen Gasket, 3/4
    SHIPS TODAY
    70-0132 Hansen Gasket, 3/4", 1, 1-1/4" Flange
    List Price $17.00 List Price $17.00 Web Price $9.71
  3. F6313 Henry Magni-Chek Valve MS-22 for 1-3/8 F6313 Henry Magni-Chek Valve MS-22 for 1-3/8
    SHIPS TODAY
    F6313 Henry Magni-Chek Valve MS-22 for 1-3/8" O.D. Tube Size
    List Price $161.76 List Price $161.76 Web Price $147.02
  4. Henry Default Image Henry Default Image
    116007 Henry 7/8" Ods Brass Globe Check Valve
    List Price $143.12 List Price $143.12 Web Price $120.37
  5. F6308 Henry Magni-Chek Valve MS-8 for 1/2 F6308 Henry Magni-Chek Valve MS-8 for 1/2
    SHIPS TODAY
    F6308 Henry Magni-Chek Valve MS-8 for 1/2" O.D. Tube Size
    List Price $28.39 List Price $28.39 Web Price $23.78
  6. Henry Magni-Chek valve Henry Magni-Chek valve
    SHIPS TODAY
    F6309 Henry Magni-Chek Valve MS-10 for 5/8" O.D. Tube Size
    List Price $28.39 List Price $28.39 Web Price $25.80
  7. Henry Magni-Chek Valve Henry Magni-Chek Valve
    F6306 Henry Magni-Chek Valve MS-4 for 1/4" O.D. Tube Size
    List Price $20.49 List Price $20.49 Web Price $18.07
  8. 70-1005 Hansen Gasket Kit for HS8 Solenoid Valve. 70-1005 Hansen Gasket Kit for HS8 Solenoid Valve.
    SHIPS TODAY
    70-1005 Hansen Gasket Kit for HS8 Solenoid Valve
    List Price $58.00 List Price $58.00 Web Price $51.18
  9. Henry Magni-Chek valve, showing check valve and interior of check valve. Henry Magni-Chek valve, showing check valve and interior of check valve.
    F6-series Henry Magni-Chek Valves
    List Price $469.07 List Price $469.07 As low as $17.18
  10. Hansen HCK4-3, 3/4 Hansen HCK4-3, 3/4
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    Hansen HCK4-3, 3/4" (20 mm) Flanged In-Line Check Valve
    List Price $207.00 List Price $207.00 Web Price $118.95
  11. Hansen HKS250/250, #250 Flange, 2-1/2 Hansen HKS250/250, #250 Flange, 2-1/2
    Hansen HKS250/250, #250 Flange, 2-1/2" Socket Weld Kit
    List Price $290.00 List Price $290.00 Web Price $170.59
  12. Parker - Refrigerating Specialties: CK320, 3/4 Parker - Refrigerating Specialties: CK320, 3/4
    SHIPS TODAY
    Parker - Refrigerating Specialties: CK320, 3/4", CK3
    List Price $387.00 List Price $387.00 Web Price $246.44
  13. Henry Magni-Chek valve, showing check valve and interior view of check valve. Henry Magni-Chek valve, showing check valve and interior view of check valve.
    F6312 Henry Magni-Chek Valve MS-18 for 1-1/8" O.D. Tube Size
    List Price $102.89 List Price $102.89 Web Price $90.78
  14. Hansen HKS100/125, #100 Flange, 1-1/4 Hansen HKS100/125, #100 Flange, 1-1/4
    SHIPS TODAY
    Hansen HKS100/125, #100 Flange, 1-1/4" Socket Weld Kit
    List Price $107.00 List Price $107.00 Web Price $69.07
  15. 75-0125 Hansen Gasket, for 2-1/2 75-0125 Hansen Gasket, for 2-1/2
    SHIPS TODAY
    75-0125 Hansen Gasket, for 2-1/2" HA4A, HS4A Flange
    List Price $30.00 List Price $30.00 Web Price $19.41
  16. F6310 Henry Magni-Chek Valve MS-12 for 3/4 F6310 Henry Magni-Chek Valve MS-12 for 3/4
    F6310 Henry Magni-Chek Valve MS-12 for 3/4" O.D. Tube Size
    List Price $58.65 List Price $58.65 Web Price $49.16
  17. F6314 Henry Magni-Chek Valve MS-26 for 1-5/8 F6314 Henry Magni-Chek Valve MS-26 for 1-5/8
    F6314 Henry Magni-Chek Valve MS-26 for 1-5/8" O.D. Tube Size
    List Price $240.07 List Price $240.07 Web Price $201.24
  18. Hansen 75-0138, Gasket, 1-1/2 Hansen 75-0138, Gasket, 1-1/2
    SHIPS TODAY
    Hansen 75-0138, Gasket, 1-1/2" 2 Flange
    Web Price $19.99
  19. Hansen HKS100/075, #100 Flange, 3/4 Hansen HKS100/075, #100 Flange, 3/4
    SHIPS TODAY
    Hansen HKS100/075, #100 Flange, 3/4" Socket Weld Kit
    List Price $107.00 List Price $107.00 Web Price $59.69
  20. Hansen HKS100/100, #100 Flange, 1 Hansen HKS100/100, #100 Flange, 1
    SHIPS TODAY
    Hansen HKS100/100, #100 Flange, 1" Socket Weld Kit
    List Price $107.00 List Price $107.00 Web Price $65.61
  21. Hansen HKS200/150, #200 Flange, 1-1/2 Hansen HKS200/150, #200 Flange, 1-1/2
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    Hansen HKS200/150, #200 Flange, 1-1/2" Socket Weld Kit (2 Male Flanges)
    List Price $169.00 List Price $169.00 Web Price $102.39
  22. 148B5703 Danfoss Stop/check valve, SCA-X 50 A, Angle 2 BW 148B5703 Danfoss Stop/check valve, SCA-X 50 A, Angle 2 BW
    148B5703 Danfoss Stop/check valve, SCA-X 50 A, Angle 2 BW
    List Price $1,023.14 List Price $1,023.14 Web Price $652.43
  23. Hansen 75-0137, Gasket, for 3 HA4A, HS4A Flange Hansen 75-0137, Gasket, for 3 HA4A, HS4A Flange
    Hansen 75-0137, Gasket, for 3 HA4A, HS4A Flange
    Web Price $22.06
  24. Hansen check valve HCK4-4 1 Hansen check valve HCK4-4 1
    SHIPS TODAY
    Hansen HCK4-4, 1" (25 mm) Flanged In-Line Check Valve
    List Price $284.00 List Price $284.00 Web Price $167.06
  25. Hansen HCK4-5, 1-1/4 Hansen HCK4-5, 1-1/4
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    Hansen HCK4-5, 1-1/4" (32 mm) In-Line Check Valve CE-CAT.I, MOD.A, EF100
    List Price $412.00 List Price $412.00 Web Price $229.85
  26. Hansen HKS050/050, #050 Flange, 1/2 Hansen HKS050/050, #050 Flange, 1/2
    SHIPS TODAY
    Hansen HKS050/050, #050 Flange, 1/2" Socket Weld Kit
    List Price $85.00 List Price $85.00 Web Price $50.00
  27. Hansen HCK4-2, 5/8 Hansen HCK4-2, 5/8
    SHIPS TODAY
    Hansen HCK4-2, 5/8" (16 mm) Flanged In-Line Check Valve
    List Price $195.00 List Price $195.00 Web Price $118.15
  28. Hansen HCK4-8, 2 Hansen HCK4-8, 2
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    Hansen HCK4-8, 2" (50 mm) Flanged/In-Line Check Valve CE-CAT.II, MOD.H, EF101
    List Price $599.00 List Price $599.00 Web Price $381.16
  29. Hansen HKT050/050, #050 Flange, 1/2 Hansen HKT050/050, #050 Flange, 1/2
    SHIPS TODAY
    Hansen HKT050/050, #050 Flange, 1/2" FPT Kit
    List Price $85.00 List Price $85.00 Web Price $50.00
  30. F6085 Henry Magni-Chek Valve MS-50 for 3-1/8 F6085 Henry Magni-Chek Valve MS-50 for 3-1/8
    F6085 Henry Magni-Chek Valve MS-50 for 3-1/8" O.D. Tube Size
    List Price $469.07 List Price $469.07 Web Price $413.88
  31. Hansen 70-1011, Gasket Kit for HS6 Solenoid Valve Hansen 70-1011, Gasket Kit for HS6 Solenoid Valve
    SHIPS TODAY
    Hansen 70-1011, Gasket Kit for HS6 Solenoid Valve
    List Price $54.00 List Price $54.00 Web Price $47.65
  32. Hansen HKS200/200, #200 Flange, 2 Hansen HKS200/200, #200 Flange, 2
    SHIPS TODAY
    Hansen HKS200/200, #200 Flange, 2" Socket Weld Kit
    List Price $169.00 List Price $169.00 Web Price $102.39
  33. Parker - Refrigerating Specialties: 101051, CK4A8 Check Valve Bare - image 1 Parker - Refrigerating Specialties: 101051, CK4A8 Check Valve Bare - image 1
    SHIPS TODAY
    Parker - Refrigerating Specialties: 101051, CK4A8 Check Valve Bare
    List Price $675.00 List Price $675.00 Web Price $391.30
  34. Parker - Refrigerating Specialties: CK325, 1 Parker - Refrigerating Specialties: CK325, 1
    Parker - Refrigerating Specialties: CK325, 1", CK3
    List Price $456.00 List Price $456.00 Web Price $264.35
  35. 148B5337 Danfoss CHV-X 20, angle check valve, 3/4 148B5337 Danfoss CHV-X 20, angle check valve, 3/4
    148B5337 Danfoss CHV-X 20, angle check valve, 3/4" BW
    List Price $326.38 List Price $326.38 Web Price $208.13
  36. Hansen HSCK200C, 2 Hansen HSCK200C, 2
    Hansen HSCK200C, 2" Stop/Check Valve, SC
    List Price $1,289.00 List Price $1,289.00 Web Price $780.98
  37. Henry Default Logo Henry Default Logo
    S2SW-series Henry Flange Unions, Male & Female Socket Weld
    List Price $173.54 List Price $173.54 As low as $50.85
  38. 600AK-series Phillips Check Valves (In-Line Disc Type) - image 1 600AK-series Phillips Check Valves (In-Line Disc Type) - image 1
    600AK-series Phillips Check Valves (In-Line Disc Type)
    List Price $1,053.15 List Price $1,053.15 As low as $511.10
  39. F6311 Henry Magni-Chek Valve MS-14 for 7/8 F6311 Henry Magni-Chek Valve MS-14 for 7/8
    SHIPS TODAY
    F6311 Henry Magni-Chek Valve MS-14 for 7/8" O.D. Tube Size
    List Price $58.65 List Price $58.65 Web Price $53.30
  40. Hansen HCK4-9, 2-1/2 Hansen HCK4-9, 2-1/2
    SHIPS TODAY
    Hansen HCK4-9, 2-1/2" (65 mm) In-Line Check Valve CE-CAT.II.MOD.H.EF101
    List Price $837.00 List Price $837.00 Web Price $466.95
  41. Hansen UK100, #100 Flange Union Kit Hansen UK100, #100 Flange Union Kit
    SHIPS TODAY
    Hansen UK100, #100 Flange Union Kit
    List Price $96.00 List Price $96.00 Web Price $55.16
  42. HKNxxx-ACT Hansen Flange Kit - Flanges with bolts HKNxxx-ACT Hansen Flange Kit - Flanges with bolts
    HKNxxx-ACT Hansen Flange Kit
    List Price $345.00 List Price $345.00 As low as $73.98
  43. Parker - Refrigerating Specialties: CK-3, 1 Parker - Refrigerating Specialties: CK-3, 1
    NEW
    SHIPS TODAY
    Parker - Refrigerating Specialties: CK-3, 1" Check Valve
    List Price $456.00 List Price $456.00 Web Price $264.35
  44. Parker - Refrigerating Specialties: CK313, 1/2 Parker - Refrigerating Specialties: CK313, 1/2
    Parker - Refrigerating Specialties: CK313, 1/2", CK3
    List Price $377.00 List Price $377.00 Web Price $218.55
  45. 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
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  1. In Stock, Ships Today 43items
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  1. Check Valves 838items
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  1. ACT 4items
  2. Cast Steel (A-352 GR, LCB) 104items
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  1. MS-4 2items
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Connection
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  2. 1/2" ODS 1item
  3. 1-1/8" ODS 1item
  4. 1-1/2" FPT Female Flange 1item
  5. 1-1/2" FPT Male Flange 1item
  6. 1-1/2" SW Female Flange 1item
  7. 1-1/2" SW Male Flange 1item
  8. 1-3/8" ODS 1item
  9. 1-5/8" ODS 1item
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  11. 2-5/8" ODS 1item
  12. 3/8" ODS 1item
  13. 5/8" ODS 1item
  14. 1/2" FPT Flange Union Kit 1item
  15. 7/8" ODS 1item
  16. 1" FPT Female Flange 1item
  17. 1" FPT Flange Union Kit 1item
  18. 1" FPT Male Flange 1item
  19. 1" SW Female Flange 2items
  20. 1" SW Flange Union Kit 1item
  21. 1" SW Male Flange 2items
  22. 1/2" FPT Female Flange 1item
  23. 1/2" FPT Male Flange 1item
  24. 1/2" SW Female Flange 1item
  25. 1/2" SW Flange Union Kit 1item
  26. 1/2" SW Male Flange 1item
  27. 1-1/4" FPT Female Flange 1item
  28. 1-1/4" FPT Flange Union Kit 1item
  29. 1-1/4" FPT Male Flange 1item
  30. 1-1/4" SW Female Flange 1item
  31. 1-1/4" SW Male Flange 1item
  32. 1-3/8" ODS Female Flange 1item
  33. 1-3/8" ODS Flange Union Kit 1item
  34. 1-3/8" ODS Male Flange 1item
  35. 1-5/8" ODS Female Flange 1item
  36. 1-5/8" ODS Flange Union Kit 1item
  37. 1-5/8" ODS Male Flange 1item
  38. 2" FPT Female Flange 1item
  39. 2" FPT Male Flange 1item
  40. 2" SW Female Flange 1item
  41. 2" SW Male Flange 1item
  42. 2-1/2" SW Female Flange 1item
  43. 2-1/2" SW Flange Union Kit 1item
  44. 2-1/2" SW Male Flange 1item
  45. 2-1/8" ODS Female Flange 1item
  46. 2-1/8" ODS Flange Union Kit 1item
  47. 2-1/8" ODS Male Flange 1item
  48. 2-5/8" ODS Female Flange 1item
  49. 2-5/8" ODS Flange Union Kit 1item
  50. 2-5/8" ODS Male Flange 1item
  51. 3" SW Female Flange 1item
  52. 3" SW Male Flange 1item
  53. 3/4" FPT Female Flange 1item
  54. 3/4" FPT Flange Union Kit 1item
  55. 3/4" FPT Male Flange 1item
  56. 3/4" SW Female Flange 1item
  57. 3/4" SW Flange Union Kit 1item
  58. 3/4" SW Male Flange 1item
  59. 3-1/8" ODS Female Flange 1item
  60. 3-1/8" ODS Flange Union Kit 1item
  61. 3-1/8" ODS Male Flange 1item
  62. 4" SW Male Flange 1item
  63. 3/4" 1item
  64. 1" 1item
  65. 1-1/2" 1item
  66. 2-1/2" 1item
  67. 3-1/8" 2items
  68. 3-5/8" 1item
  69. 5" 1item
  70. 4-1/8" 2items
  71. 2-1/8" 1item
Valve Body Type
  1. Carbon Steel 27items
  2. Ductile Iron 9items
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  7. 1-1/2" 9items
  8. 1-5/8" 1item
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  11. 2-1/8" 1item
  12. 3" 6items
  13. 4" 3items
  14. 1" x 1-1/4" 1item
  15. 1-1/4" x 1" 1item
  16. 1-1/2" x 2" 1item
  17. 2" x 1-1/2" 1item
Port Size (MM)
  1. 15mm 18items
  2. 20mm 37items
  3. 25mm 37items
  4. 32mm 56items
  5. 40mm 35items
  6. 50mm 59items
  7. 65mm 58items
  8. 80mm 48items
  9. 100mm 37items
  10. 125mm 14items
  11. 150mm 15items
  12. 200mm 2items
Connection Style
  1. None 1item
  2. Socket-Weld 1item
  3. Weld Neck 1item
  4. Weld-End 1item
  5. ODS 1item
  6. Copper 2items
Flange Style
  1. N/A 15items
  2. Oval 5items
  3. Square 14items
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  1. Without Strainer 225items
  2. With Strainer 25items
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  2. FPT 13items
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  5. ODC 2items
  6. Socket-Weld x Socket-Weld 4items
  7. Socket Inlet x Socket Inlet 1item
Spring
  1. 705A-20L 1item
  2. 705A-30L 1item
  3. 705A-2L 1item
  4. 705A-60L 1item
  5. 705A-10L 1item
  6. 705A-110L 1item
  7. 705A-165L 1item
  8. 705B-30L 1item
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  11. 705-10L 2items
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  14. 705-1L 1item
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  17. 705-50L 1item
  18. 705-60L 2items
  19. 705-70L 1item
  20. 705-130L 1item
  21. 316 Stainless Steel 36items
Inlet
  1. 1" 1item
  2. 1-1/2" 1item
  3. 1-1/4" 1item