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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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226446 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
    Add to Quote to request pricing
  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 $10.15
  3. F6313 HENRY MAGNI-CHEK VALVE M F6313 HENRY MAGNI-CHEK VALVE M
    F6313 Henry Magni-Chek Valve MS-22 for 1-3/8" O.D. Tube Size
    List Price $176.32 List Price $176.32 Web Price $162.75
  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 M F6308 HENRY MAGNI-CHEK VALVE M
    SHIPS TODAY
    F6308 Henry Magni-Chek Valve MS-8 for 1/2" O.D. Tube Size
    List Price $30.95 List Price $30.95 Web Price $28.57
  6. F6309 HENRY MAGNI-CHEK VALVE M F6309 HENRY MAGNI-CHEK VALVE M
    SHIPS TODAY
    F6309 Henry Magni-Chek Valve MS-10 for 5/8" O.D. Tube Size
    List Price $30.95 List Price $30.95 Web Price $29.43
  7. 70-1005 Hansen Gasket Kit for HS8 Solenoid Valve. 70-1005 Hansen Gasket Kit for HS8 Solenoid Valve.
    Hansen 70-1005, Gasket Kit For HS8 Solenoid Valve
    List Price $61.00 List Price $61.00 Web Price $56.31
  8. Henry Magni-Chek Valve Henry Magni-Chek Valve
    F6306 Henry Magni-Chek Valve MS-4 for 1/4" O.D. Tube Size
    List Price $22.33 List Price $22.33 Web Price $20.62
  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 $511.28 List Price $511.28 As low as $20.62
  10. 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 $112.15 List Price $112.15 Web Price $103.52
  11. Hansen HCK4-3, 3/4 (20MM) Flanged In-Line Check Valve Hansen HCK4-3, 3/4 (20MM) Flanged In-Line Check Valve
    Hansen HCK4-3, 3/4 (20MM) Flanged In-Line Check Valve
    List Price $215.00 List Price $215.00 Web Price $132.31
  12. Hansen HKS100/100-ACT, #100 Flange, 1 Hansen HKS100/100-ACT, #100 Flange, 1
    Hansen HKS100/100-ACT, #100 Flange, 1" SW KIT, ACT
    Web Price $84.97
  13. 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 $301.00 List Price $301.00 Web Price $177.06
  14. Parker - Refrigerating Specialties: CK320, 3/4 CK3 Parker - Refrigerating Specialties: CK320, 3/4 CK3
    Parker - Refrigerating Specialties: CK320, 3/4 CK3
    List Price $410.00 List Price $410.00 Web Price $253.48
  15. Hansen check valve HCK4-4 1 Hansen check valve HCK4-4 1
    Hansen HCK4-4, 1 (25MM) Flanged In-Line Check Valve
    List Price $294.00 List Price $294.00 Web Price $180.92
  16. Hansen HKS100/125, #100 Flange, 1-1/4 Hansen HKS100/125, #100 Flange, 1-1/4
    Hansen HKS100/125, #100 Flange, 1-1/4" Socket Weld Kit
    List Price $111.00 List Price $111.00 Web Price $73.80
  17. 75-0125 Hansen Gasket, for 2-1/2 75-0125 Hansen Gasket, for 2-1/2
    75-0125 Hansen Gasket, for 2-1/2" HA4A, HS4A Flange
    Add to Quote to request pricing
  18. 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 $63.93 List Price $63.93 Web Price $59.02
  19. 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 $261.68 List Price $261.68 Web Price $241.55
  20. Hansen 75-0138, Gasket, 1-1/2 2 Flange Hansen 75-0138, Gasket, 1-1/2 2 Flange
    SHIPS TODAY
    Hansen 75-0138, Gasket, 1-1/2 2 Flange
    Add to Quote to request pricing
  21. Hansen HKS100/075, #100 Flange, 3/4 Socket Weld Kit Hansen HKS100/075, #100 Flange, 3/4 Socket Weld Kit
    SHIPS TODAY
    Hansen HKS100/075, #100 Flange, 3/4 Socket Weld Kit
    List Price $111.00 List Price $111.00 Web Price $68.31
  22. Hansen HKS100/100, #100 Flange, 1 Socket Weld Kit Hansen HKS100/100, #100 Flange, 1 Socket Weld Kit
    SHIPS TODAY
    Hansen HKS100/100, #100 Flange, 1 Socket Weld Kit
    List Price $111.00 List Price $111.00 Web Price $70.36
  23. Hansen HKS200/150, #200 Flange, 1-1/2 Socket Weld Kit (2 Male Flanges) Hansen HKS200/150, #200 Flange, 1-1/2 Socket Weld Kit (2 Male Flanges)
    SHIPS TODAY
    Hansen HKS200/150, #200 Flange, 1-1/2 Socket Weld Kit (2 Male Flanges)
    List Price $175.00 List Price $175.00 Web Price $106.03
  24. 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
  25. 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 $685.06
  26. 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
  27. Hansen HCK4-5, 1-1/4 (32MM)In-Line Check Valve CE-CAT.I, MOD.A, EF100 Hansen HCK4-5, 1-1/4 (32MM)In-Line Check Valve CE-CAT.I, MOD.A, EF100
    Hansen HCK4-5, 1-1/4 (32MM)In-Line Check Valve CE-CAT.I, MOD.A, EF100
    List Price $427.00 List Price $427.00 Web Price $262.77
  28. Hansen HKS050/050, #050 Flange, 1/2 Socket Weld Kit Hansen HKS050/050, #050 Flange, 1/2 Socket Weld Kit
    SHIPS TODAY
    Hansen HKS050/050, #050 Flange, 1/2 Socket Weld Kit
    List Price $88.00 List Price $88.00 Web Price $54.15
  29. Hansen HKT050/050, #050 Flange, 1/2 FPT Kit Hansen HKT050/050, #050 Flange, 1/2 FPT Kit
    SHIPS TODAY
    Hansen HKT050/050, #050 Flange, 1/2 FPT Kit
    List Price $88.00 List Price $88.00 Web Price $54.15
  30. Hansen HCK4-2, 5/8 (16MM) Flanged In-Line Check Valve Hansen HCK4-2, 5/8 (16MM) Flanged In-Line Check Valve
    SHIPS TODAY
    Hansen HCK4-2, 5/8 (16MM) Flanged In-Line Check Valve
    List Price $202.00 List Price $202.00 Web Price $122.39
  31. Hansen HCK4-7, 1-1/2 Hansen HCK4-7, 1-1/2
    Hansen HCK4-7 1-1/2" (40mm) Flanged In-Line Check Valve CATII, MOD H, EF101
    List Price $537.00 List Price $537.00 Web Price $330.46
  32. Hansen HCK4-8, 2 (50MM)FLG/In-Line Check Valve CE-CAT.II, MOD.H, EF101 Hansen HCK4-8, 2 (50MM)FLG/In-Line Check Valve CE-CAT.II, MOD.H, EF101
    SHIPS TODAY
    Hansen HCK4-8, 2 (50MM)FLG/In-Line Check Valve CE-CAT.II, MOD.H, EF101
    List Price $620.00 List Price $620.00 Web Price $394.53
  33. 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 $511.28 List Price $511.28 Web Price $471.95
  34. 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 $56.00 List Price $56.00 Web Price $50.89
  35. Hansen HKS200/200, #200 Flange, 2 Socket Weld Kit Hansen HKS200/200, #200 Flange, 2 Socket Weld Kit
    SHIPS TODAY
    Hansen HKS200/200, #200 Flange, 2 Socket Weld Kit
    List Price $175.00 List Price $175.00 Web Price $106.03
  36. 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 $715.00 List Price $715.00 Web Price $426.93
  37. Parker - Refrigerating Specialties: CK325, 1 Parker - Refrigerating Specialties: CK325, 1
    SHIPS TODAY
    Parker - Refrigerating Specialties: CK325, 1", CK3
    List Price $483.00 List Price $483.00 Web Price $288.40
  38. 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 $218.54
  39. Hansen HSCK200C, 2 Stop/Check Valve, SC Hansen HSCK200C, 2 Stop/Check Valve, SC
    Hansen HSCK200C, 2 Stop/Check Valve, SC
    List Price $1,335.00 List Price $1,335.00 Web Price $785.29
  40. 4SDR15-CTTS-R Champion Valves 4 4SDR15-CTTS-R Champion Valves 4
    4SDR15-CTTS-R Champion Valves 4" Wafer Check Valve, Single Disc Spring Loaded
    Web Price $588.06
  41. 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
  42. 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 $63.93 List Price $63.93 Web Price $60.79
  43. 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 $867.00 List Price $867.00 Web Price $533.54
  44. Hansen UK100, #100 Flange Union Kit Hansen UK100, #100 Flange Union Kit
    SHIPS TODAY
    Hansen UK100, #100 Flange Union Kit
    List Price $100.00 List Price $100.00 Web Price $63.38
  45. 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 $90.51
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  1. 0 psi 499items
  2. -30 Hg Vac 134items
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Capacity Range
  1. Full Capacity 81items
  2. Standard Capacity 1item
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  5. 35% Capacity 20items
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  2. 120VAC 10items
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  1. CO2 (Carbon Dioxide) 2items
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  1. Without Strainer 8578items
  2. Without Strainer includes CK1 1item
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  4. #4 1item
  5. for PAO & Mineral Oil 9items
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Thread Type
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  3. Female Pipe Thread 4items
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Spring
  1. 705A-20L 6items
  2. 705A-30L 6items
  3. 705A-2L 6items
  4. 705A-60L 6items
  5. 705A-10L 6items
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Inlet
  1. 1/2" 1905items
  2. 1/2" FPT 4items
  3. 1/4" 48items
  4. 1" 838items
  5. 1" FPT 2items
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Gasket Material
  1. None 2items
  2. Standard Neoprene 16items
  3. PTFE 2items
  4. CR-C 2items
  5. CR-C/PEAK 2items
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Plate Type
  1. A15BW 4items
  2. MK15B 4items
Quantity
  1. 1 23items
  2. Case of 4 5items
  3. Case of 5 1item
  4. Case of 6 2items
  5. Case of 7 4items
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Parts Model
  1. 320 88items
  2. 330 54items
  3. 340 34items
  4. 440 196items
  5. 450 182items
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Product Series
  1. 100 series 313items
  2. 200 series 204items
  3. 40MM Positioner Gauge 5items
  4. PRO-200 73items
  5. SEP-100 series 16items
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Color
  1. Alert Orange 2items
  2. Black & Yellow 1item
  3. Green 31items
  4. Red 17items
  5. Safety Black & Yellow 1item
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Indicator Lights
  1. Amber 1item
  2. Blue 5items
  3. Blue and White 6items
  4. Green 1item
  5. Red 1item
Nominal Pipe Size
  1. 3/4" 4items
  2. 3/18" 2items
  3. 1/2" 5items
  4. 1" 5items
  5. 1-1/4" 4items
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Purger Points
  1. 4 Points 23items
  2. 8 Points 1item
  3. 12 Points 1item
  4. 16 Points 1item
  5. 20 Points 1item
Hours
  1. 4000 10items
  2. 6000 17items
  3. 8000 22items
  4. 10000 10items
  5. 12000 4items
Bezel
  1. Chrome Plated Steel, Fixed 313items
  2. Removable Lens 11items
  3. Removable, Stainless Steel 6items
  4. Removable, Black Aluminum 1item
  5. Stainless Steel, Crimped 204items
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OEM Replacement
  1. Atlas Copco 11items
  2. Cornell Pumps 2items
  3. Gardner Denver 22items
  4. Ingersoll Rand 10items
  5. Frick 10items
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Sensor Range
  1. 0 - 5 % (Vol) 1item
  2. 0 - 25 Vol% O2/0 - 2000 ppm CO 1item
  3. 0 - 10 ppm 2items
  4. 0 - 20 ppm 2items
  5. 0 - 50 ppm 2items
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Detection Resolution
  1. 0.1 % (Vol) 1item
  2. 0.1 % (Vol) O2 / 1 ppm CO 1item
  3. 0.01 ppm 2items
  4. 0.02 ppm 1item
  5. 0.1 ppm 3items
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Port Type
  1. Open-Port 2items
  2. Slotted 2items
  3. Tear Drop 2items
  4. V-Port 2items
Battery
  1. None 2items
  2. Battery Backup 3items
  3. Li-ion Battery (1pc) 1item
Wetted Parts
  1. Stainless Steel Internals 10items
  2. 316 Stainless Steel Internals 13items
  3. Brass Internals 606items
Fill Type
  1. Dry (Fillable) 73items
  2. Dry (Non-Fillable) 340items
  3. Liquid Filled (Glycerine) 218items
Lanyard
  1. Less Seal Cap Lanyard 2items
  2. With Seal Cap Lanyard 2items
Pointer
  1. Adjustable, Black Aluminum 7items
  2. Black Aluminum 622items