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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

1031 items

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  1. Ingersoll-Rand-logo Ingersoll-Rand-logo
    23410806 Ingersoll Rand VALVE, CHECK MINIMUM PRESSURE
    Web Price $366.25
  2. 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 $562.80 List Price $562.80 As low as $294.16
  3. Frick Brand Default Image Frick Brand Default Image
    956A0064H04 Frick 5" Check Valve
    List Price $1,169.03 List Price $1,169.03 Web Price $1,110.58
  4. Hansen 70-0117, Flange, 1 Hansen 70-0117, Flange, 1
    Hansen 70-0117, Flange, 1" x 1-1/4" Socket Weld
    List Price $46.00 List Price $46.00 Web Price $33.53
  5. Hansen 70-0234, #50 x 1/2 Hansen 70-0234, #50 x 1/2
    Hansen 70-0234, #50 x 1/2" Weld Neck Flange
    List Price $50.00 List Price $50.00 Web Price $37.06
  6. Hansen CHCK4-7, 1-1/2 Hansen CHCK4-7, 1-1/2
    Hansen CHCK4-7, 1-1/2" (40 mm) Flanged In-Line Check, CO2, CE-CATI, MODA, EF105
    List Price $517.00 List Price $517.00 Web Price $301.41
  7. Hansen HCK1/7, 3 Hansen HCK1/7, 3
    Hansen HCK1/7, 3" (80mm) Piston Check Valve
    List Price $2,116.00 List Price $2,116.00 Web Price $1,215.89
  8. Hansen HCK1/7E, 3 Hansen HCK1/7E, 3
    Hansen HCK1/7E, 3" (80mm)Piston Check Valve, CE-CAT.II, MOD.H, EF.101
    List Price $1,662.00 List Price $1,662.00 Web Price $1,202.35
  9. Hansen HCK4-7, 1-1/2 Hansen HCK4-7, 1-1/2
    SHIPS TODAY
    Hansen HCK4-7, 1-1/2" (40 mm) Flanged In-Line Check Valve CATII, MOD H, EF101
    List Price $518.00 List Price $518.00 Web Price $297.65
  10. 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 $329.00 List Price $329.00 Web Price $199.34
  11. Hansen HSCK200C, 2 Hansen HSCK200C, 2
    SHIPS TODAY
    Hansen HSCK200C, 2" Stop/Check Valve, SC
    List Price $1,289.00 List Price $1,289.00 Web Price $780.98
  12. Hansen UK300, #300 Flange Union Kit Hansen UK300, #300 Flange Union Kit
    Hansen UK300, #300 Flange Union Kit
    List Price $271.00 List Price $271.00 Web Price $159.41
  13. Parker - Refrigerating Specialties: CK413F13NSN, 1/2 Parker - Refrigerating Specialties: CK413F13NSN, 1/2
    Parker - Refrigerating Specialties: CK413F13NSN, 1/2", CK4A2, 1/2" FPT
    List Price $302.00 List Price $302.00 Web Price $175.07
  14. Parker - Refrigerating Specialties: CK413X00NSN, 1/2 Parker - Refrigerating Specialties: CK413X00NSN, 1/2
    Parker - Refrigerating Specialties: CK413X00NSN, 1/2", CK4A2
    List Price $212.00 List Price $212.00 Web Price $122.90
  15. Parker - Refrigerating Specialties: CK420X00NSN, 3/4 Parker - Refrigerating Specialties: CK420X00NSN, 3/4
    Parker - Refrigerating Specialties: CK420X00NSN, 3/4", CK4A3
    List Price $224.00 List Price $224.00 Web Price $129.86
  16. Parker - Refrigerating Specialties: CK4A0SP0NSN, 4 Parker - Refrigerating Specialties: CK4A0SP0NSN, 4
    Parker - Refrigerating Specialties: CK4A0SP0NSN, 4", CK4A16, 4" Socket Weld
    List Price $2,659.00 List Price $2,659.00 Web Price $1,541.45
  17. 020-2013 Danfoss Check valve, NRVA 32, 1-1/4 020-2013 Danfoss Check valve, NRVA 32, 1-1/4
    020-2013 Danfoss Check valve, NRVA 32, 1-1/4" socket weld flanges
    Add to Quote to request pricing
  18. 020-2032 Danfoss NRVS 15 020-2032 Danfoss NRVS 15
    020-2032 Danfoss NRVS 15
    List Price $387.47 List Price $387.47 Web Price $247.09
  19. 020-2033 Danfoss NRVS 25 020-2033 Danfoss NRVS 25
    020-2033 Danfoss NRVS 25
    List Price $403.68 List Price $403.68 Web Price $257.42
  20. 020-2035 Danfoss Check Valve, NRVS 40, to Mount Close-Coupled to PM 50 020-2035 Danfoss Check Valve, NRVS 40, to Mount Close-Coupled to PM 50
    020-2035 Danfoss Check Valve, NRVS 40, to Mount Close-Coupled to PM 50
    Add to Quote to request pricing
  21. 0200001015 M&M Needle Check Valve 0200001015 M&M Needle Check Valve
    NEW
    0200001015 M&M Needle Check Valve
    Add to Quote to request pricing
  22. 027X0181 Danfoss Check valve, NRVA 15, with 1/2 027X0181 Danfoss Check valve, NRVA 15, with 1/2
    027X0181 Danfoss Check valve, NRVA 15, with 1/2" FPT flanges and bolts
    List Price $239.21 List Price $239.21 Web Price $152.54
  23. 027X0182 Danfoss Check valve, NRVA 15, with 1/2 027X0182 Danfoss Check valve, NRVA 15, with 1/2
    027X0182 Danfoss Check valve, NRVA 15, with 1/2" SOC flanges and bolts
    List Price $239.21 List Price $239.21 Web Price $152.54
  24. 027X0183 Danfoss Check valve, NRVA 20, with 3/4 027X0183 Danfoss Check valve, NRVA 20, with 3/4
    027X0183 Danfoss Check valve, NRVA 20, with 3/4" SW flanges and bolts
    List Price $262.89 List Price $262.89 Web Price $167.64
  25. 027X0184 Danfoss Check valve, NRVA 25, with 1 SOC flanges and bolts 027X0184 Danfoss Check valve, NRVA 25, with 1 SOC flanges and bolts
    027X0184 Danfoss Check valve, NRVA 25, with 1 SOC flanges and bolts
    List Price $375.01 List Price $375.01 Web Price $239.14
  26. 027X0185 Danfoss Check valve, NRVA 32, with 1 1/4 027X0185 Danfoss Check valve, NRVA 32, with 1 1/4
    027X0185 Danfoss Check valve, NRVA 32, with 1 1/4" SOC flanges and bolts
    List Price $406.16 List Price $406.16 Web Price $259.00
  27. 027X0186 Danfoss Check valve, NRVA 25 with strong spring, 1 SOC flanges and bolts 027X0186 Danfoss Check valve, NRVA 25 with strong spring, 1 SOC flanges and bolts
    027X0186 Danfoss Check valve, NRVA 25 with strong spring, 1 SOC flanges and bolts
    List Price $367.94 List Price $367.94 Web Price $234.62
  28. 027X0187 Danfoss Check valve, NRVA 32 with strong spring, 1 1/4 027X0187 Danfoss Check valve, NRVA 32 with strong spring, 1 1/4
    027X0187 Danfoss Check valve, NRVA 32 with strong spring, 1 1/4" SOC flanges and bolts
    List Price $398.50 List Price $398.50 Web Price $254.12
  29. 027X0188 Danfoss Check valve, NRVA 40, with 1 1/2 027X0188 Danfoss Check valve, NRVA 40, with 1 1/2
    027X0188 Danfoss Check valve, NRVA 40, with 1 1/2" SOC flanges and bolts
    List Price $585.52 List Price $585.52 Web Price $373.38
  30. 027X0189 Danfoss Check valve, NRVA 50, with 2 SOC flanges and bolts 027X0189 Danfoss Check valve, NRVA 50, with 2 SOC flanges and bolts
    027X0189 Danfoss Check valve, NRVA 50, with 2 SOC flanges and bolts
    List Price $639.15 List Price $639.15 Web Price $407.58
  31. 027X0190 Danfoss Check valve, NRVA 50, with 2 BW flanges and bolts 027X0190 Danfoss Check valve, NRVA 50, with 2 BW flanges and bolts
    027X0190 Danfoss Check valve, NRVA 50, with 2 BW flanges and bolts
    List Price $639.15 List Price $639.15 Web Price $407.58
  32. 027X0191 Danfoss Check valve, NRVA 65, with 2 1/2 027X0191 Danfoss Check valve, NRVA 65, with 2 1/2
    027X0191 Danfoss Check valve, NRVA 65, with 2 1/2" BW flanges and bolts
    List Price $958.10 List Price $958.10 Web Price $610.96
  33. 027X0245 Danfoss Check valve, NRVA 65 with strong spring, 2 1/2 027X0245 Danfoss Check valve, NRVA 65 with strong spring, 2 1/2
    027X0245 Danfoss Check valve, NRVA 65 with strong spring, 2 1/2" BW flanges and bolts
    List Price $958.10 List Price $958.10 Web Price $610.96
  34. 027X0246 Danfoss Check valve, NRVA 25, with 1 BW flanges and bolts 027X0246 Danfoss Check valve, NRVA 25, with 1 BW flanges and bolts
    027X0246 Danfoss Check valve, NRVA 25, with 1 BW flanges and bolts
    List Price $375.01 List Price $375.01 Web Price $239.14
  35. 027X0247 Danfoss Check valve, NRVA 20, with 3/4 027X0247 Danfoss Check valve, NRVA 20, with 3/4
    027X0247 Danfoss Check valve, NRVA 20, with 3/4" BW flanges and bolts
    List Price $262.89 List Price $262.89 Web Price $167.64
  36. 027X0251 Danfoss Check valve, NRVA 40, with 1 1/2 027X0251 Danfoss Check valve, NRVA 40, with 1 1/2
    027X0251 Danfoss Check valve, NRVA 40, with 1 1/2" BW flanges and bolts
    List Price $596.78 List Price $596.78 Web Price $380.55
  37. 027X0252 Danfoss Check valve, NRVA 32, with 1 1/4 027X0252 Danfoss Check valve, NRVA 32, with 1 1/4
    027X0252 Danfoss Check valve, NRVA 32, with 1 1/4" BW flanges and bolts
    List Price $406.16 List Price $406.16 Web Price $259.00
  38. 027X0253 Danfoss Check valve, NRVA 15, with 1/2 027X0253 Danfoss Check valve, NRVA 15, with 1/2
    027X0253 Danfoss Check valve, NRVA 15, with 1/2" BW flanges and bolts
    List Price $239.21 List Price $239.21 Web Price $152.54
  39. 027X0256 Danfoss Check valve, NRVA 50 with strong spring, 2 SOC flanges and bolts 027X0256 Danfoss Check valve, NRVA 50 with strong spring, 2 SOC flanges and bolts
    027X0256 Danfoss Check valve, NRVA 50 with strong spring, 2 SOC flanges and bolts
    List Price $639.15 List Price $639.15 Web Price $407.58
  40. 027X0262 Danfoss Check valve, NRVA 15, with 3/8 FPT flanges and bolts 027X0262 Danfoss Check valve, NRVA 15, with 3/8 FPT flanges and bolts
    027X0262 Danfoss Check valve, NRVA 15, with 3/8 FPT flanges and bolts
    List Price $239.21 List Price $239.21 Web Price $152.54
  41. 027X0267 Danfoss Check valve, NRVA 20 with strong spring, 3/4 027X0267 Danfoss Check valve, NRVA 20 with strong spring, 3/4
    027X0267 Danfoss Check valve, NRVA 20 with strong spring, 3/4" SW flanges and bolts
    List Price $267.85 List Price $267.85 Web Price $170.80
  42. 027X0312 Danfoss Check valve, NRVA 40 with strong spring, 1 1/2 027X0312 Danfoss Check valve, NRVA 40 with strong spring, 1 1/2
    027X0312 Danfoss Check valve, NRVA 40 with strong spring, 1 1/2" SOC flanges and bolts
    List Price $596.78 List Price $596.78 Web Price $380.55
  43. 027X0325 Danfoss Check valve, NRVA 15, with 3/8 SOC flanges and bolts 027X0325 Danfoss Check valve, NRVA 15, with 3/8 SOC flanges and bolts
    027X0325 Danfoss Check valve, NRVA 15, with 3/8 SOC flanges and bolts
    List Price $239.21 List Price $239.21 Web Price $152.54
  44. 027X0334 Danfoss Check valve, NRVA 20 with strong spring, 3/4 027X0334 Danfoss Check valve, NRVA 20 with strong spring, 3/4
    027X0334 Danfoss Check valve, NRVA 20 with strong spring, 3/4" BW flanges and bolts
    List Price $257.93 List Price $257.93 Web Price $164.48
  45. Danfoss Default Logo Danfoss Default Logo
    027X0353 Danfoss, NRVA 15 Check Valve, 3/8 Butt Weld Flanges
    List Price $239.21 List Price $239.21 Web Price $152.54
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  1. In Stock, Ships Today 42items
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  1. Check Valves 838items
  2. Check Valve Piston & Seat Kits 10items
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  1. ACT 4items
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  4. Gray Iron 124items
  5. GGG-40.3 38items
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  14. NZW 18items
Connection
  1. N/A 2items
  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. 1-3/8" 1item
  72. 2-1/8" 1item
Valve Body Type
  1. Carbon Steel 27items
  2. Ductile Iron 9items
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  2. 1/2" 6items
  3. 3/4" 8items
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  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
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  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 2items
  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
Strainer Type
  1. Without Strainer 225items
  2. With Strainer 25items
  3. No Strainer 21items
Flange Connection
  1. N/A 21items
  2. FPT 13items
  3. Socket-Weld 22items
  4. Weld Neck 7items
  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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  16. 705-90L 2items
  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