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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.

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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1057 items

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  1. Hansen HSCK200C, 2 Stop/Check Valve, SC Hansen HSCK200C, 2 Stop/Check Valve, SC
    Hansen HSCK200C, 2 Stop/Check Valve, SC
    List Price $1,462.00 List Price $1,462.00 Web Price $939.77
  2. 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 $0.00
  3. Parker - Refrigerating Specialties: CK413F13NSN, 1/2 CK4A2 1/2FPT Parker - Refrigerating Specialties: CK413F13NSN, 1/2 CK4A2 1/2FPT
    Parker - Refrigerating Specialties: CK413F13NSN, 1/2 CK4A2 1/2FPT
    List Price $330.00 List Price $330.00 Web Price $220.00
  4. S2SW-2F Henry Flange Union, 2" Socket Welded Female Flange, Socket Weld - Square 4 Bolt S2SW-2F Henry Flange Union, 2" Socket Welded Female Flange, Socket Weld - Square 4 Bolt
    S2SW-2F Henry Flange Union, 2" Socket Welded Female Flange, Socket Weld - Square 4 Bolt
    List Price $77.43 List Price $77.43 Web Price $73.57
  5. 148B6004 Danfoss Stop/check valve, SCA-X 100 A, Angle 4 BW 148B6004 Danfoss Stop/check valve, SCA-X 100 A, Angle 4 BW
    148B6004 Danfoss Stop/check valve, SCA-X 100 A, Angle 4 BW
    List Price $2,939.32 List Price $2,939.32 Web Price $1,989.69
  6. 2.5SDR30-CTTS-R Champion Valves 2.5 2.5SDR30-CTTS-R Champion Valves 2.5
    SHIPS TODAY
    2.5SDR30-CTTS-R Champion Valves 2.5" ASME Class 300, RF Single Disc Wafer Check Valve, Carbon Steel Body, 304 SS Disc, Teflon Seat with 316 SS Spring. Retainerless Design
    Web Price $683.30
  7. 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 $1,205.00 List Price $1,205.00 As low as $692.10
  8. 600DJ-ZZ Phillips Check Valve, 4 Orifice, In-Line Disc-Type, Less Flanges 600DJ-ZZ Phillips Check Valve, 4 Orifice, In-Line Disc-Type, Less Flanges
    600DJ-ZZ Phillips Check Valve, 4 Orifice, In-Line Disc-Type, Less Flanges
    List Price $1,600.00 List Price $1,600.00 Web Price $1,230.77
  9. Henry F6307 Magni-Chek Valve MS-6 for 3/8 Henry F6307 Magni-Chek Valve MS-6 for 3/8
    F6307 Henry Magni-Chek Valve MS-6 for 3/8" O.D. Tube Size
    Add to Quote to request pricing
  10. Hansen HCK4-6, 1-1/4 (32MM)4-Bolt, FLNG Check Valve Hansen HCK4-6, 1-1/4 (32MM)4-Bolt, FLNG Check Valve
    SHIPS TODAY
    Hansen HCK4-6, 1-1/4 (32MM)4-Bolt, FLNG Check Valve
    List Price $548.00 List Price $548.00 Web Price $376.29
  11. Hansen HCK4-9, 2-1/2 (65MM) In-Line CK.Valve.CE-CAT.II.MOD.H.EF101 Hansen HCK4-9, 2-1/2 (65MM) In-Line CK.Valve.CE-CAT.II.MOD.H.EF101
    Hansen HCK4-9, 2-1/2 (65MM) In-Line CK.Valve.CE-CAT.II.MOD.H.EF101
    List Price $950.00 List Price $950.00 Web Price $629.20
  12. Hansen HKS050/075, #050 Flange, 3/4 Socket Weld Kit Hansen HKS050/075, #050 Flange, 3/4 Socket Weld Kit
    SHIPS TODAY
    Hansen HKS050/075, #050 Flange, 3/4 Socket Weld Kit
    List Price $97.00 List Price $97.00 Web Price $64.67
  13. Hansen HKS100/150, #100 Flange, 1-1/2 Socket Weld Kit Hansen HKS100/150, #100 Flange, 1-1/2 Socket Weld Kit
    Hansen HKS100/150, #100 Flange, 1-1/2 Socket Weld Kit
    List Price $122.00 List Price $122.00 Web Price $81.33
  14. Hansen HKS300/300, #300 Flange, 3 Socket Weld Kit Hansen HKS300/300, #300 Flange, 3 Socket Weld Kit
    SHIPS TODAY
    Hansen HKS300/300, #300 Flange, 3 Socket Weld Kit
    List Price $374.00 List Price $374.00 Web Price $256.81
  15. Hansen HKS400/400, #400 Flange, 4 Socket Weld Kit Hansen HKS400/400, #400 Flange, 4 Socket Weld Kit
    SHIPS TODAY
    Hansen HKS400/400, #400 Flange, 4 Socket Weld Kit
    List Price $572.00 List Price $572.00 Web Price $381.33
  16. Hansen UK050, #050 Flange Union Kit Hansen UK050, #050 Flange Union Kit
    Hansen UK050, #050 Flange Union Kit
    List Price $87.00 List Price $87.00 Web Price $58.00
  17. Hansen UK100, #100 Flange Union Kit Hansen UK100, #100 Flange Union Kit
    SHIPS TODAY
    Hansen UK100, #100 Flange Union Kit
    List Price $110.00 List Price $110.00 Web Price $75.53
  18. Parker - Refrigerating Specialties: 101038, CK VLV,1 CK-3 Parker - Refrigerating Specialties: 101038, CK VLV,1 CK-3
    NEW
    SHIPS TODAY
    Parker - Refrigerating Specialties: 101038, CK VLV,1 CK-3
    List Price $497.00 List Price $497.00 Web Price $331.33
  19. Parker - Refrigerating Specialties: CK413X00NSN, 1/2 CK4A2 Parker - Refrigerating Specialties: CK413X00NSN, 1/2 CK4A2
    Parker - Refrigerating Specialties: CK413X00NSN, 1/2 CK4A2
    List Price $232.00 List Price $232.00 Web Price $154.67
  20. Parker - Refrigerating Specialties: CK420S25NSN, 3/4 CK4A3 1SW Parker - Refrigerating Specialties: CK420S25NSN, 3/4 CK4A3 1SW
    Parker - Refrigerating Specialties: CK420S25NSN, 3/4 CK4A3 1SW
    List Price $378.00 List Price $378.00 Web Price $252.00
  21. Parker - Refrigerating Specialties: CK425X00MSN, 1 CK4A4 MAR Parker - Refrigerating Specialties: CK425X00MSN, 1 CK4A4 MAR
    Parker - Refrigerating Specialties: CK425X00MSN, 1 CK4A4 MAR
    List Price $379.00 List Price $379.00 Web Price $252.67
  22. Parker - Refrigerating Specialties: CK425X00NSN, 1 CK4A4 Parker - Refrigerating Specialties: CK425X00NSN, 1 CK4A4
    Parker - Refrigerating Specialties: CK425X00NSN, 1 CK4A4
    List Price $327.00 List Price $327.00 Web Price $218.00
  23. Phillips Default Image Phillips Default Image
    SHIPS TODAY
    Phillips Check Valve 2 Less Flanges
    List Price $573.00 List Price $573.00 Web Price $491.83
  24. S2OD-series Henry Flange Unions, Male & Female OD Solder Copper Connection S2OD-series Henry Flange Unions, Male & Female OD Solder Copper Connection
    S2OD-series Henry Flange Unions, Male & Female OD Solder Copper Connection
    List Price $584.86 List Price $584.86 As low as $0.00
  25. Henry Default Logo Henry Default Logo
    S2PT-series Henry Flange Unions,Male & Famale Pipe Thread
    List Price $148.54 List Price $148.54 As low as $0.00
  26. S2SW-2-1/2 Henry Flange Union, 2-1/2" Socket Welded Flange Union Kit, Socket Weld - Square 4 Bolt S2SW-2-1/2 Henry Flange Union, 2-1/2" Socket Welded Flange Union Kit, Socket Weld - Square 4 Bolt
    S2SW-2-1/2 Henry Flange Union, 2-1/2" Socket Welded Flange Union Kit, Socket Weld - Square 4 Bolt
    List Price $178.74 List Price $178.74 Web Price $169.80
  27. 148B6594 Danfoss CHV-X 65, straight check valve, 2 1/2" BW 148B6594 Danfoss CHV-X 65, straight check valve, 2 1/2" BW
    148B6594 Danfoss CHV-X 65, straight check valve, 2 1/2" BW
    List Price $1,142.14 List Price $1,142.14 Web Price $817.27
  28. 205-series Henry Check Valve Brass Globe Type 205-series Henry Check Valve Brass Globe Type
    205-series Henry Check Valve Brass Globe Type
    List Price $1,428.08 List Price $1,428.08 As low as $0.00
  29. Ingersoll-Rand-logo Ingersoll-Rand-logo
    23410806 Ingersoll Rand Minimum Pressure Check Valve
    Add to Quote to request pricing
  30. 3SDR15-CTTS-R 3 Wafer Check Valve, Single Disc Spring Loaded 3SDR15-CTTS-R 3 Wafer Check Valve, Single Disc Spring Loaded
    3SDR15-CTTS-R 3 Wafer Check Valve, Single Disc Spring Loaded
    Web Price $610.42
  31. 4NZW15-LTTS-P Champion Valves 4 4NZW15-LTTS-P Champion Valves 4
    4NZW15-LTTS-P Champion Valves 4" Nozzle Wafer Check Valve, API 594 Axial Flow
    Web Price $1,155.02
  32. 600K-series Phillips Check Valves (In-Line Disc Type) 600K-series Phillips Check Valves (In-Line Disc Type)
    600K-series Phillips Check Valves (In-Line Disc Type)
    List Price $625.00 List Price $625.00 As low as $0.00
  33. IRP Temprite Product Logo IRP Temprite Product Logo
    67071020 Temprite OCV-20 Pressure Differential Check Valve-20
    Web Price $138.33
  34. 700X5-DJ, HA Phillips, Check Valve, 705-10L Spring, 5 PSI to Open, 1-1/4 700X5-DJ, HA Phillips, Check Valve, 705-10L Spring, 5 PSI to Open, 1-1/4
    700X5-DJ, HA Phillips, Check Valve, 705-10L Spring, 5 PSI to Open, 1-1/4" Socket Weld Flanges
    List Price $896.00 List Price $896.00 Web Price $734.39
  35. Frick Brand Default Image Frick Brand Default Image
    956A0064H04 Frick 5 Check Valve
    List Price $1,882.24 List Price $1,882.24 Web Price $1,788.13
  36. Hansen 70-0117, Flange, 1 Hansen 70-0117, Flange, 1
    Hansen 70-0117, Flange, 1" x 1-1/4" Socket Weld
    Add to Quote to request pricing
  37. Hansen 70-0234, #50 x 1/2 Hansen 70-0234, #50 x 1/2
    Hansen 70-0234, #50 x 1/2" Weld Neck Flange
    Add to Quote to request pricing
  38. Hansen CHCK4-7, 1-1/2 (40MM)Flanged In-Line Check, C02, CE-CATI, MODA, EF105 Hansen CHCK4-7, 1-1/2 (40MM)Flanged In-Line Check, C02, CE-CATI, MODA, EF105
    Hansen CHCK4-7, 1-1/2 (40MM)Flanged In-Line Check, C02, CE-CATI, MODA, EF105
    Add to Quote to request pricing
  39. Hansen HCK1/4, 1-1/2 (40MM) Piston Check Valve Hansen HCK1/4, 1-1/2 (40MM) Piston Check Valve
    Hansen HCK1/4, 1-1/2 (40MM) Piston Check Valve
    List Price $1,263.00 List Price $1,263.00 Web Price $821.26
  40. Hansen HCK1/7E, 3 (80MM)Piston Check Valve, CE-CAT.II, MOD.H, EF.101 Hansen HCK1/7E, 3 (80MM)Piston Check Valve, CE-CAT.II, MOD.H, EF.101
    Hansen HCK1/7E, 3 (80MM)Piston Check Valve, CE-CAT.II, MOD.H, EF.101
    List Price $2,400.00 List Price $2,400.00 Web Price $1,476.92
  41. Hansen HCK4-8LR, 2 (50MM)GRAVITY Drain CK.Valve CE-CAT.II, MOD.H, EF101 Hansen HCK4-8LR, 2 (50MM)GRAVITY Drain CK.Valve CE-CAT.II, MOD.H, EF101
    SHIPS TODAY
    Hansen HCK4-8LR, 2 (50MM)GRAVITY Drain CK.Valve CE-CAT.II, MOD.H, EF101
    List Price $679.00 List Price $679.00 Web Price $466.25
  42. Hansen HSCK150C, 1-1/2 Stop/Check Valve, Socket Weld, SC Hansen HSCK150C, 1-1/2 Stop/Check Valve, Socket Weld, SC
    Hansen HSCK150C, 1-1/2 Stop/Check Valve, Socket Weld, SC
    List Price $1,058.00 List Price $1,058.00 Web Price $696.27
  43. Hansen UK300, #300 Flange Union Kit Hansen UK300, #300 Flange Union Kit
    Hansen UK300, #300 Flange Union Kit
    List Price $308.00 List Price $308.00 Web Price $205.33
  44. HKTxxx-ACT Hansen Flange Kit - Flanges with bolts HKTxxx-ACT Hansen Flange Kit - Flanges with bolts
    HKTxxx-ACT Hansen Flange Kit
    List Price $83.00 List Price $83.00 As low as $0.00
  45. Parker - Refrigerating Specialties: CK413F20MSN, 1/2 CK4A2 3/4FPT MAR Parker - Refrigerating Specialties: CK413F20MSN, 1/2 CK4A2 3/4FPT MAR
    Parker - Refrigerating Specialties: CK413F20MSN, 1/2 CK4A2 3/4FPT MAR
    List Price $382.00 List Price $382.00 Web Price $254.67
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Product Availability
  1. In Stock, Ships Today 39items
Brand
  1. Apollo 1item
  2. Champion Valves 27items
  3. Danfoss 101items
  4. Frick 75items
  5. Hansen 250items
  6. Henry 34items
  7. Ingersoll Rand 15items
  8. M&M Refrigeration 1item
  9. Parker 2items
  10. Phillips 52items
  11. Parker - Refrigerating Specialties (RS) 480items
  12. Temprite 1item
  13. Vilter 18items
Condition Type
  1. New In Box 1item
Category
  1. Check Valves 855items
  2. Check Valve Piston & Seat Kits 10items
  3. Check Valve Replacement Parts 1item
  4. Clearance / Liquidation 1item
  5. Flanges & Gaskets 140items
  6. Gas-Powered Valves 5items
  7. Quote Only 2items
  8. Solenoid Valve Flanges & Gaskets 15items
  9. Valve Parts 5items
  10. Valves 25items
Outlet Connection
  1. 1" 1item
  2. 1-1/4" 1item
  3. 1 1/2" 1item
Port Size
  1. 1/2" 21items
  2. 3/4" 64items
  3. 5/8" 8items
  4. 7/8" 2items
  5. 1" 54items
  6. 1-1/4" 77items
  7. 1-1/2" 26items
  8. 1-5/8" 37items
  9. 2" 86items
  10. 2-1/4" 3items
  11. 2-1/2" 78items
  12. 3" 74items
  13. 4" 63items
  14. 5" 23items
  15. 6" 20items
  16. 8" 2items
  17. 1-1/2" (marked with CE) 2items
  18. 2" (marked with CE) 1item
  19. 2-1/2" (marked with CE) 1item
Body Material
  1. ACT 4items
  2. Cast Steel (A-352 GR, LCB) 103items
  3. Ductile Iron (GGG-40.3) 43items
  4. Gray Iron 123items
  5. GGG-40.3 38items
  6. Stainless Steel 1item
Model
  1. MS-4 2items
  2. MS-6 2items
  3. MS-8 1item
  4. MS-10 2items
  5. MS-12 2items
  6. MS-14 2items
  7. MS-18 2items
  8. MS-22 2items
  9. MS-26 2items
  10. MS-34 2items
  11. MS-42 2items
  12. MS-50 2items
  13. SDR 9items
  14. NZW 17items
Connection Pipe Size
  1. 2" 1item
  2. 1-1/4" (marked with CE) 1item
Connection
  1. N/A 6items
  2. 1/2" ODS 1item
  3. 1-1/8" ODS 2items
  4. 1-1/2" FPT Female Flange 1item
  5. 1-1/2" FPT Male Flange 1item
  6. 1-1/2" SW Female Flange 2items
  7. 1-3/8" ODS 2items
  8. 1-5/8" ODS 2items
  9. 2-1/8" ODS 2items
  10. 2-5/8" ODS 1item
  11. 3/8" ODS 1item
  12. 5/8" ODS 1item
  13. 7/8" ODS 1item
  14. 1" FPT Female Flange 1item
  15. 1" FPT Flange Union Kit 2items
  16. 1" FPT Male Flange 1item
  17. 1" SW Female Flange 3items
  18. 1" SW Flange Union Kit 1item
  19. 1" SW Male Flange 1item
  20. 1/2" FPT Female Flange 1item
  21. 1/2" FPT Male Flange 1item
  22. 1/2" SW Female Flange 1item
  23. 1/2" SW Flange Union Kit 1item
  24. 1/2" SW Male Flange 1item
  25. 1-1/4" FPT Female Flange 1item
  26. 1-1/4" FPT Flange Union Kit 1item
  27. 1-1/4" SW Female Flange 2items
  28. 1-3/8" ODS Female Flange 1item
  29. 1-3/8" ODS Flange Union Kit 1item
  30. 1-3/8" ODS Male Flange 1item
  31. 1-5/8" ODS Female Flange 1item
  32. 1-5/8" ODS Flange Union Kit 2items
  33. 1-5/8" ODS Male Flange 1item
  34. 2" FPT Female Flange 1item
  35. 2" FPT Male Flange 1item
  36. 2" SW Female Flange 2items
  37. 2-1/2" SW Female Flange 1item
  38. 2-1/2" SW Flange Union Kit 2items
  39. 2-1/8" ODS Female Flange 1item
  40. 2-1/8" ODS Flange Union Kit 2items
  41. 2-1/8" ODS Male Flange 1item
  42. 2-5/8" ODS Female Flange 1item
  43. 2-5/8" ODS Flange Union Kit 1item
  44. 2-5/8" ODS Male Flange 1item
  45. 3/4" FPT Female Flange 2items
  46. 3/4" FPT Male Flange 1item
  47. 3/4" SW Female Flange 1item
  48. 3/4" SW Flange Union Kit 2items
  49. 3/4" SW Male Flange 1item
  50. 3-1/8" ODS Female Flange 1item
  51. 3-1/8" ODS Flange Union Kit 1item
  52. 3-1/8" ODS Male Flange 1item
  53. 4" SW Male Flange 1item
  54. 3/4" 4items
  55. 1" 2items
  56. 1-1/2" 1item
  57. 2-1/2" 2items
  58. 3-1/8" 4items
  59. 3-5/8" 2items
  60. 5" 2items
  61. 4-1/8" 4items
  62. 2-1/8" 2items
Valve Body Type
  1. Carbon Steel 17items
  2. Ductile Iron 9items
Flange Size
  1. No Flanges 30items
  2. 1/2" 8items
  3. 3/4" 17items
  4. 3/8" 1item
  5. 1" 10items
  6. 1-1/4" 10items
  7. 1-1/2" 12items
  8. 1-5/8" 1item
  9. 2" 12items
  10. 2-1/2" 2items
  11. 2-1/8" 1item
  12. 3" 7items
  13. 4" 4items
  14. 1" x 1-1/4" 1item
  15. 1-1/4" x 1" 1item
  16. 2" x 1-1/2" 1item
Port Size (MM)
  1. 15mm 18items
  2. 20mm 37items
  3. 25mm 37items
  4. 32mm 54items
  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 6items
  2. Socket-Weld 5items
  3. Weld Neck 2items
  4. Weld-End 2items
  5. ODS 2items
  6. Copper 7items
Flange Style
  1. N/A 22items
  2. No Flanges 1item
  3. With Flanges 1item
  4. Oval 10items
  5. Square 21items
Strainer Type
  1. Without Strainer 230items
  2. With Strainer 26items
  3. No Strainer 23items
Flange Connection
  1. N/A 30items
  2. FPT 14items
  3. Socket-Weld 34items
  4. Weld Neck 7items
  5. ODC 2items
  6. Socket-Weld x Socket-Weld 3items
  7. Socket Inlet x Socket Inlet 1item
Spring
  1. 705A-20L 3items
  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
  9. 705B-3L 2items
  10. 705B-10L 1item
  11. 705-10L 2items
  12. 705-20L 2items
  13. 705-35L 3items
  14. 705-1L 1item
  15. 705-5L 4items
  16. 705-90L 2items
  17. 705-50L 1item
  18. 705-60L 4items
  19. 705-70L 3items
  20. 705-130L 1item
  21. #5 1item
  22. #10 1item
  23. 316 Stainless Steel 26items
Inlet
  1. 1" 1item
  2. 1-1/2" 1item
  3. 1-1/4" 1item