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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. IRP Danfoss Default Logo IRP Danfoss Default Logo
    148X1360 Danfoss Stop/Check Valve - SCA-X 100 A Globe 4"
    List Price $2,353.09 List Price $2,353.09 Web Price $1,500.52
  2. IRP Danfoss Default Logo IRP Danfoss Default Logo
    148X1361 Danfoss Stop/Check Valve - SCA-X 125 A Globe 5"
    List Price $3,555.94 List Price $3,555.94 Web Price $2,267.55
  3. 186691 Parker - Refrigerating Specialties HV, 304SS XB 2-1/2SW ANGLE EXP 186691 Parker - Refrigerating Specialties HV, 304SS XB 2-1/2SW ANGLE EXP
    186691 Parker - Refrigerating Specialties HV, 304SS XB 2-1/2SW ANGLE EXP
    List Price $1,327.00 List Price $1,327.00 Web Price $769.28
  4. 186716 Parker - Refrigerating Specialties HV, 304SS XB 1-1/2WN GLB-Y 186716 Parker - Refrigerating Specialties HV, 304SS XB 1-1/2WN GLB-Y
    186716 Parker - Refrigerating Specialties HV, 304SS XB 1-1/2WN GLB-Y
    List Price $740.00 List Price $740.00 Web Price $462.50
  5. 186720 Parker - Refrigerating Specialties HV, 304SS XB 3/4SW 3/4FPT GLB-T 186720 Parker - Refrigerating Specialties HV, 304SS XB 3/4SW 3/4FPT GLB-T
    186720 Parker - Refrigerating Specialties HV, 304SS XB 3/4SW 3/4FPT GLB-T
    List Price $442.00 List Price $442.00 Web Price $256.23
  6. 186737 Parker - Refrigerating Specialties HV, 304SS 3/4SW 3/4FPT GLB-T 186737 Parker - Refrigerating Specialties HV, 304SS 3/4SW 3/4FPT GLB-T
    186737 Parker - Refrigerating Specialties HV, 304SS 3/4SW 3/4FPT GLB-T
    List Price $284.00 List Price $284.00 Web Price $164.64
  7. 186751 Parker - Refrigerating Specialties HV, 304SS XB 3WN GLOBE-T EXP 186751 Parker - Refrigerating Specialties HV, 304SS XB 3WN GLOBE-T EXP
    186751 Parker - Refrigerating Specialties HV, 304SS XB 3WN GLOBE-T EXP
    List Price $1,627.00 List Price $1,627.00 Web Price $943.19
  8. 2.5NZW15-LTTS-P Champion Valves 2.5 2.5NZW15-LTTS-P Champion Valves 2.5
    2.5NZW15-LTTS-P Champion Valves 2.5" Nozzle Wafer Check Valve, API 594 Axial Flow
    Web Price $481.38
  9. 2.5NZW15/30-CSTS-R Champion Valves 2.5 2.5NZW15/30-CSTS-R Champion Valves 2.5
    2.5NZW15/30-CSTS-R Champion Valves 2.5" Nozzle Wafer Check Valve, API 594 Axial Flow
    Web Price $667.46
  10. 2.5SDR15-CTTS-R Champion Valves 2.5 2.5SDR15-CTTS-R Champion Valves 2.5
    2.5SDR15-CTTS-R Champion Valves 2.5" Wafer Check Valve, Single Disc Spring Loaded
    Web Price $364.10
  11. 2.5SDR30-CTTS-R Champion Valves 2.5 2.5SDR30-CTTS-R Champion Valves 2.5
    2.5SDR30-CTTS-R Champion Valves 2.5" Wafer Check Valve, Single Disc Spring Loaded
    Web Price $462.66
  12. Ingersoll-Rand-logo Ingersoll-Rand-logo
    22211882 Ingersoll Rand VALVE, CHECK 6'' 145A
    Web Price $3,537.50
  13. Ingersoll-Rand-logo Ingersoll-Rand-logo
    22225858 Ingersoll Rand ORIFICE CHECK VALVE SCA 1.78MM (.070 IN)
    Web Price $85.00
  14. Ingersoll-Rand-logo Ingersoll-Rand-logo
    22380216 Ingersoll Rand VALVE, CHECK W/ORIFICE 1/4 IN BSPT X 6MM TUBE
    Web Price $555.00
  15. Ingersoll-Rand-logo Ingersoll-Rand-logo
    22894786 Ingersoll Rand VALVE CHECK* *
    Web Price $512.50
  16. Ingersoll-Rand-logo Ingersoll-Rand-logo
    23410814 Ingersoll Rand VALVE, CHECK MINIMUM PRESSURE
    Web Price $355.00
  17. 251422 Parker - Refrigerating Specialties 3 251422 Parker - Refrigerating Specialties 3
    251422 Parker - Refrigerating Specialties 3" CK1 Sporlan .109 Piston, Plug Kit
    List Price $542.00 List Price $542.00 Web Price $361.33
  18. Vilter Default Brand Logo Vilter Default Brand Logo
    2889BCT3 Vilter 5 Wafer Check Valve 300# CS Teflon
    Add to Quote to request pricing
  19. Vilter Default Brand Logo Vilter Default Brand Logo
    2889DD Vilter 8 Wafer Check Valve 300# CS Metal
    List Price $4,585.74 List Price $4,585.74 Web Price $2,580.09
  20. Vilter Default Brand Logo Vilter Default Brand Logo
    2889DGSS1 Vilter 8 Wafer Check Valve 150# SS Metal
    List Price $9,130.00 List Price $9,130.00 Web Price $5,102.06
  21. Vilter Default Brand Logo Vilter Default Brand Logo
    2889H Vilter 2 Wafer Check Valve 150# CS Metal
    Add to Quote to request pricing
  22. Vilter Default Brand Logo Vilter Default Brand Logo
    2889HCN3 Vilter 2 Wafer Check Valve 300# CS Neoprene
    Add to Quote to request pricing
  23. Vilter Default Brand Logo Vilter Default Brand Logo
    2889HHGS Vilter 2 Wafer Check Valve 300# SS Teflon
    Add to Quote to request pricing
  24. Vilter Default Brand Logo Vilter Default Brand Logo
    2889HHGSS Vilter 2 Wafer Check Valve 300# CS/SS Teflon
    List Price $2,303.99 List Price $2,303.99 Web Price $0.00
  25. 2NZW15-LTTS-P Champion Valves 2 2NZW15-LTTS-P Champion Valves 2
    2NZW15-LTTS-P Champion Valves 2" Nozzle Wafer Check Valve, API 594 Axial Flow
    Web Price $523.78
  26. 2NZW15/30-CSTS-R Champion Valves 2 2NZW15/30-CSTS-R Champion Valves 2
    2NZW15/30-CSTS-R Champion Valves 2" Nozzle Wafer Check Valve, API 594 Axial Flow
    Web Price $595.99
  27. 2SDR15-CTTS-R Champion Valves 2 2SDR15-CTTS-R Champion Valves 2
    2SDR15-CTTS-R Champion Valves 2" Wafer Check Valve, Single Disc Spring Loaded
    Web Price $293.79
  28. 2SDR30-CTTS-R Champion Valves 2 2SDR30-CTTS-R Champion Valves 2
    2SDR30-CTTS-R Champion Valves 2" Wafer Check Valve, Single Disc Spring Loaded
    Web Price $357.24
  29. Vilter Default Brand Logo Vilter Default Brand Logo
    3070ER Vilter 2" Check Valve 2" Socket-Weld with CFB & G
    List Price $2,216.00 List Price $2,216.00 Web Price $1,238.35
  30. Vilter Default Brand Logo Vilter Default Brand Logo
    3228BBT Vilter 2-1/2" Check Valve 300# Wafer
    List Price $2,640.00 List Price $2,640.00 Web Price $1,475.29
  31. Vilter Default Brand Logo Vilter Default Brand Logo
    3570CS30010VT Vilter 10" Check Valve CL300 Viton Seal CS Body
    Add to Quote to request pricing
  32. Vilter Default Brand Logo Vilter Default Brand Logo
    3570CS3002VT Vilter 2" Check Valve CL300 Viton Seal CS Body
    List Price $1,170.00 List Price $1,170.00 Web Price $653.82
  33. Vilter Default Brand Logo Vilter Default Brand Logo
    3570CS3006VT Vilter 6" Check Valve CL300 Viton Seal CS Body
    List Price $5,098.51 List Price $5,098.51 Web Price $2,867.88
  34. Vilter Default Brand Logo Vilter Default Brand Logo
    3570CS3008VT Vilter 8" Check Valve CL300 Viton Seal CS Body
    List Price $4,840.00 List Price $4,840.00 Web Price $2,704.71
  35. Vilter Default Brand Logo Vilter Default Brand Logo
    3652E Vilter 4" Check Valve/Pressure Control 7.25#
    Add to Quote to request pricing
  36. Vilter Default Brand Logo Vilter Default Brand Logo
    3652F Vilter 4" Check Valve/Pressure Control 29#
    List Price $3,763.15 List Price $3,763.15 Web Price $2,116.82
  37. Ingersoll-Rand-logo Ingersoll-Rand-logo
    38098646 Ingersoll Rand HP Minimum Pressure Check Valve
    Web Price $495.00
  38. Ingersoll-Rand-logo Ingersoll-Rand-logo
    39113311 Ingersoll Rand VALVE,CHECK
    Web Price $4,956.25
  39. Ingersoll-Rand-logo Ingersoll-Rand-logo
    39124847 Ingersoll Rand VALVE,MINIMUM PRESS CHEC
    Web Price $1,706.25
  40. Ingersoll-Rand-logo Ingersoll-Rand-logo
    39442249 Ingersoll Rand VALVE,MINIMUM PRESS CHEC
    Web Price $611.25
  41. Ingersoll-Rand-logo Ingersoll-Rand-logo
    39477674 Ingersoll Rand VALVE, CHECK 3" 250 PSIG
    Web Price $1,201.25
  42. 3NZW15-LTTS-P Champion Valves 3 3NZW15-LTTS-P Champion Valves 3
    3NZW15-LTTS-P Champion Valves 3" Nozzle Wafer Check Valve, API 594 Axial Flow
    Web Price $538.68
  43. 3NZW15/30-CSTS-R Champion Valves 3 3NZW15/30-CSTS-R Champion Valves 3
    3NZW15/30-CSTS-R Champion Valves 3" Nozzle Wafer Check Valve, API 594 Axial Flow
    Web Price $719.37
  44. 3SDR15-CTTS-R Champion Valves 3 3SDR15-CTTS-R Champion Valves 3
    3SDR15-CTTS-R Champion Valves 3" Wafer Check Valve, Single Disc Spring Loaded
    Web Price $444.76
  45. 3SDR30-CTTS-R Champion Valves 3 3SDR30-CTTS-R Champion Valves 3
    3SDR30-CTTS-R Champion Valves 3" Wafer Check Valve, Single Disc Spring Loaded
    Web Price $468.78
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Product Availability
  1. In Stock, Ships Today 42items
Manufacturer
  1. Apollo 1item
  2. Champion Valves 37items
  3. Danfoss 109items
  4. Frick 76items
  5. Hansen 248items
  6. Henry 21items
  7. Ingersoll Rand 15items
  8. M&M Refrigeration 4items
  9. Phillips 25items
  10. Parker RS - Refrigerating Specialties 476items
  11. Temprite 1item
  12. Vilter Manufacturing 18items
Category
  1. Check Valves 838items
  2. Check Valve Piston & Seat Kits 10items
  3. Check Valve Replacement Parts 1item
  4. Flanges & Gaskets 142items
  5. Gas-Powered Valves 3items
  6. Quote Only 2items
  7. Solenoid Valve Flanges & Gaskets 5items
  8. Valve Parts 4items
  9. Valves 26items
Outlet Connection
  1. 1" 1item
  2. 1-1/4" 1item
  3. 1 1/2" 1item
Port Size
  1. 1/2" 21items
  2. 3/4" 54items
  3. 5/8" 6items
  4. 7/8" 1item
  5. 1" 53items
  6. 1-1/4" 77items
  7. 1-1/2" 20items
  8. 1-5/8" 36items
  9. 2" 80items
  10. 2-1/4" 2items
  11. 2-1/2" 74items
  12. 3" 67items
  13. 4" 54items
  14. 5" 21items
  15. 6" 20items
  16. 8" 2items
Body Material
  1. ACT 4items
  2. Cast Steel (A-352 GR, LCB) 104items
  3. Ductile Iron (GGG-40.3) 43items
  4. Gray Iron 124items
  5. GGG-40.3 38items
  6. Stainless Steel 1item
Model
  1. MS-4 2items
  2. MS-6 2items
  3. MS-8 2items
  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 18items
  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
  10. 2-1/8" ODS 1item
  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
Flange Size
  1. No Flanges 21items
  2. 1/2" 6items
  3. 3/4" 8items
  4. 3/8" 1item
  5. 1" 9items
  6. 1-1/4" 6items
  7. 1-1/2" 9items
  8. 1-5/8" 1item
  9. 2" 8items
  10. 2-1/2" 2items
  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 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
  9. 705B-3L 1item
  10. 705B-10L 1item
  11. 705-10L 2items
  12. 705-20L 2items
  13. 705-35L 2items
  14. 705-1L 1item
  15. 705-5L 2items
  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