• In-Stock Products Ship Today if Ordered by 4 PM CDT
Toggle Nav
My Cart My Cart 0
My Quote My Quote 0
833-900-1499
Search by description or part number
833-900-1499
Quick Order
Menu
Can't find what you are looking for? We'd love to help

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
Filter

1059 items

Set Ascending Direction
  1. 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 $470.92
  2. Hansen HKS200/150-ACT, #200 Flange, 1-1/2 SW KIT, ACT Hansen HKS200/150-ACT, #200 Flange, 1-1/2 SW KIT, ACT
    Hansen HKS200/150-ACT, #200 Flange, 1-1/2 SW KIT, ACT
    Web Price $152.10
  3. 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 $702.79
  4. 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 $207.38
  5. 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
  6. 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
  7. Parker - Refrigerating Specialties: CK450X00NSN, 2 CK4A8 Parker - Refrigerating Specialties: CK450X00NSN, 2 CK4A8
    Parker - Refrigerating Specialties: CK450X00NSN, 2 CK4A8
    List Price $736.00 List Price $736.00 Web Price $490.67
  8. Parker - Refrigerating Specialties: CK4A0SP0NSN, 4 CK4A16 4SW Parker - Refrigerating Specialties: CK4A0SP0NSN, 4 CK4A16 4SW
    Parker - Refrigerating Specialties: CK4A0SP0NSN, 4 CK4A16 4SW
    List Price $2,900.00 List Price $2,900.00 Web Price $1,731.34
  9. 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
  10. 020-2032 Danfoss NRVS 15 020-2032 Danfoss NRVS 15
    020-2032 Danfoss NRVS 15
    List Price $553.14 List Price $553.14 Web Price $405.63
  11. 020-2033 Danfoss NRVS 25 020-2033 Danfoss NRVS 25
    020-2033 Danfoss NRVS 25
    List Price $576.28 List Price $576.28 Web Price $422.60
  12. 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
  13. 027X0181 Danfoss Check valve, NRVA 15, with 1/2" FPT flanges and bolts 027X0181 Danfoss Check valve, NRVA 15, with 1/2" FPT flanges and bolts
    027X0181 Danfoss Check valve, NRVA 15, with 1/2" FPT flanges and bolts
    List Price $341.49 List Price $341.49 Web Price $250.42
  14. 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 $341.49 List Price $341.49 Web Price $250.42
  15. 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 $375.29 List Price $375.29 Web Price $275.22
  16. 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 $535.35 List Price $535.35 Web Price $392.60
  17. 027X0185 Danfoss Check valve, NRVA 32, with 1 1/4" SOC flanges and bolts 027X0185 Danfoss Check valve, NRVA 32, with 1 1/4" SOC flanges and bolts
    027X0185 Danfoss Check valve, NRVA 32, with 1 1/4" SOC flanges and bolts
    List Price $579.82 List Price $579.82 Web Price $425.20
  18. 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 $459.61 List Price $459.61 Web Price $337.05
  19. 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 $497.78 List Price $497.78 Web Price $365.03
  20. 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 $731.40 List Price $731.40 Web Price $536.35
  21. 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 $912.44 List Price $912.44 Web Price $662.64
  22. 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 $912.44 List Price $912.44 Web Price $662.64
  23. 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 $1,367.77 List Price $1,367.77 Web Price $964.76
  24. 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 $1,367.77 List Price $1,367.77 Web Price $964.76
  25. 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 $113.30 List Price $113.30 Web Price $83.08
  26. 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
    Add to Quote to request pricing
  27. 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 $745.46 List Price $745.46 Web Price $546.67
  28. 027X0252 Danfoss Check valve, NRVA 32, with 1 1/4" BW flanges and bolts 027X0252 Danfoss Check valve, NRVA 32, with 1 1/4" BW flanges and bolts
    027X0252 Danfoss Check valve, NRVA 32, with 1 1/4" BW flanges and bolts
    List Price $507.35 List Price $507.35 Web Price $372.05
  29. 027X0253 Danfoss Check valve, NRVA 15, with 1/2" BW flanges and bolts 027X0253 Danfoss Check valve, NRVA 15, with 1/2" BW flanges and bolts
    027X0253 Danfoss Check valve, NRVA 15, with 1/2" BW flanges and bolts
    List Price $298.81 List Price $298.81 Web Price $219.12
  30. 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 $798.39 List Price $798.39 Web Price $584.15
  31. 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 $298.81 List Price $298.81 Web Price $219.12
  32. 027X0267 Danfoss Check valve, NRVA 20 with strong spring, 3/4" SW flanges and bolts 027X0267 Danfoss Check valve, NRVA 20 with strong spring, 3/4" SW flanges and bolts
    027X0267 Danfoss Check valve, NRVA 20 with strong spring, 3/4" SW flanges and bolts
    List Price $334.57 List Price $334.57 Web Price $245.35
  33. 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 $745.46 List Price $745.46 Web Price $546.67
  34. 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 $113.30 List Price $113.30 Web Price $83.08
  35. 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 $322.19 List Price $322.19 Web Price $236.27
  36. Danfoss Default Logo Danfoss Default Logo
    027X0353 Danfoss, NRVA 15 Check Valve, 3/8 Butt Weld Flanges
    List Price $341.49 List Price $341.49 Web Price $250.42
  37. 027X0360 Danfoss NVRA Check Valve - NRVA 15, 1/2" FPT Strong Spring Check 027X0360 Danfoss NVRA Check Valve - NRVA 15, 1/2" FPT Strong Spring Check
    027X0360 Danfoss NVRA Check Valve - NRVA 15, 1/2" FPT Strong Spring Check
    List Price $113.30 List Price $113.30 Web Price $83.08
  38. 027X0368 Danfoss ICC 32, straight check valve, 1-1/4 027X0368 Danfoss ICC 32, straight check valve, 1-1/4
    027X0368 Danfoss ICC 32, straight check valve, 1-1/4" Socket Weld
    List Price $1,044.26 List Price $1,044.26 Web Price $751.94
  39. 027X0369 Danfoss ICC 32, straight check valve, 1-1/4 027X0369 Danfoss ICC 32, straight check valve, 1-1/4
    027X0369 Danfoss ICC 32, straight check valve, 1-1/4" Butt weld
    List Price $1,044.26 List Price $1,044.26 Web Price $751.94
  40. 027X0370 Danfoss ICC 32, straight check valve, 1-1/2 027X0370 Danfoss ICC 32, straight check valve, 1-1/2
    027X0370 Danfoss ICC 32, straight check valve, 1-1/2" Butt weld
    List Price $1,044.26 List Price $1,044.26 Web Price $751.94
  41. 027X0371 Danfoss ICC 50, straight check valve, 2 Socket Weld 027X0371 Danfoss ICC 50, straight check valve, 2 Socket Weld
    027X0371 Danfoss ICC 50, straight check valve, 2 Socket Weld
    List Price $1,456.68 List Price $1,456.68 Web Price $1,021.73
  42. 027X0372 Danfoss ICC 50, straight check valve, 2 Butt weld 027X0372 Danfoss ICC 50, straight check valve, 2 Butt weld
    027X0372 Danfoss ICC 50, straight check valve, 2 Butt weld
    List Price $1,456.68 List Price $1,456.68 Web Price $1,021.73
  43. 027X0373 Danfoss ICC 50, straight check valve, 2-1/2 027X0373 Danfoss ICC 50, straight check valve, 2-1/2
    027X0373 Danfoss ICC 50, straight check valve, 2-1/2" Butt weld
    List Price $1,456.68 List Price $1,456.68 Web Price $1,021.73
  44. Vilter Default Brand Logo Vilter Default Brand Logo
    1032B Vilter 1/4" Check Valve Spring Loaded
    Add to Quote to request pricing
  45. 106591 Parker - Refrigerating Specialties 4 106591 Parker - Refrigerating Specialties 4
    106591 Refrigerating Specialties (RS) 4 CK-1 DN Check Valve
    List Price $4,086.00 List Price $4,086.00 Web Price $2,439.40
Page
per page
Loading...
Filter
Shopping Options
Product Availability
  1. In Stock, Ships Today 38items
Brand
  1. Apollo 1item
  2. Champion Valves 27items
  3. Danfoss 101items
  4. Frick 75items
  5. Hansen 250items
  6. Henry 35items
  7. Ingersoll Rand 15items
  8. M&M Refrigeration 1item
  9. Parker 2items
  10. Phillips 53items
  11. Parker - Refrigerating Specialties (RS) 480items
  12. Temprite 1item
  13. Vilter 18items
Condition Type
  1. New In Box 1item
Category
  1. Check Valves 856items
  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 16items
  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" 4items
  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 2items
  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 31items
  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 23items
  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 31items
  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 2items
  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