• DFT® SCV-R® In-Line Restrictor Check Valve

DFT® SCV-R® In-Line Restrictor Check Valve

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The DFT® Model SCV-R® Check Valve is a non-slam spring-assisted check valve designed for applications requiring higher cracking pressures than the DFT® Model SCV® check valve. The SCV-R® is a self-contained check valve that installs directly in a pipeline and contains all of the proven features of the SCV® check valve.
The standard SCV-R® valve features a 316 stainless steel (A351 CF8M) body and seat with a 316 stainless steel disc and Inconel® X-750 spring, as well as a Zelon® o-ring body seal with socket weld or threaded female NPT end connections.

For pricing and availability of non-standard options, please contact us.

DFT® SCV-R® Check Valve Options:

  • Body Materials:
    • 316 Stainless Steel (A351 CF8M, Standard)
    • Alloy 20 (A351 CN7M, ASME 300)
    • Hastelloy® C (A494 CW-12MW, ASME 300)
  • Body Seals:
    • Zelon® (Standard)
    • Buna-N
    • EPDM
    • Viton® (FKM)
    • TFE-Encapsulated Viton® (FKM)
    • Welded
  • Seats:
    • Metal (Standard, same metal as body)
    • Buna-N
    • EPDM
    • Viton® (FKM)
    • Zelon® (FKM)
    • TFE-Encapsulated Viton® (FKM)
  • NPT x Socket Weld Ends
DFT® SCV-R® Check Valve Standard Features:
 
  • Spring-assisted silent closing
  • Line sizes from 1/2" up to 2"
  • 316SS body and seat
  • 316SS disc with Inconel® X-750 spring
  • Cracking Pressures: 0.8 to 40.8 psig
  • Body-guided disc
  • Lapped seat and disc
  • Female NPT or socket weld ends
  • Easy maintenance

 

AUX Part #DFT Part #SizeConnection
Type
(A)(B)Cold Working
Pressure (CWP)
Flow
Coefficient
(Cv)
Cracking
Pressure
SCV-R-050-NPT-010845C7B4A5C0101/2"FNPT2.68"1.62"75061 psig
SCV-R-050-NPT-015845C7B4A5C0151.5 psig
SCV-R-050-NPT-020845C7B4A5C0202 psig
SCV-R-050-NPT-025845C7B4A5C0252.5 psig
SCV-R-050-NPT-029845C7B4A5C0292.9 psig
SCV-R-050-NPT-036845C7B4A5C0363.6 psig
SCV-R-050-NPT-043845C7B4A5C0434.3 psig
SCV-R-050-NPT-050845C7B4A5C0505 psig
SCV-R-050-NPT-058845C7B4A5C0585.8 psig
SCV-R-050-NPT-062845C7B4A5C0626.2 psig
SCV-R-050-NPT-065845C7B4A5C0656.5 psig
SCV-R-050-NPT-068845C7B4A5C0686.8 psig
SCV-R-050-NPT-077845C7B4A5C0777.7 psig
SCV-R-050-NPT-092845C7B4A5C0929.2 psig
SCV-R-050-NPT-096845C7B4A5C0969.6 psig
SCV-R-050-NPT-107845C7B4A5C10710.7 psig
SCV-R-050-NPT-123845C7B4A5C12312.3 psig
SCV-R-050-NPT-150845C7B4A5C15015 psig
SCV-R-050-NPT-178845C7B4A5C17817.8 psig
SCV-R-050-NPT-181845C7B4A5C18118.1 psig
SCV-R-050-NPT-216845C7B4A5C21621.6 psig
SCV-R-050-NPT-250845C7B4A5C25025 psig
SCV-R-050-SW-010845C5B4A5C010Socket Weld1 psig
SCV-R-050-SW-015845C5B4A5C0151.5 psig
SCV-R-050-SW-020845C5B4A5C0202 psig
SCV-R-050-SW-025845C5B4A5C0252.5 psig
SCV-R-050-SW-029845C5B4A5C0292.9 psig
SCV-R-050-SW-036845C5B4A5C0363.6 psig
SCV-R-050-SW-043845C5B4A5C0434.3 psig
SCV-R-050-SW-050845C5B4A5C0505 psig
SCV-R-050-SW-058845C5B4A5C0585.8 psig
SCV-R-050-SW-062845C5B4A5C0626.2 psig
SCV-R-050-SW-065845C5B4A5C0656.5 psig
SCV-R-050-SW-068845C5B4A5C0686.8 psig
SCV-R-050-SW-077845C5B4A5C0777.7 psig
SCV-R-050-SW-092845C5B4A5C0929.2 psig
SCV-R-050-SW-096845C5B4A5C0969.6 psig
SCV-R-050-SW-107845C5B4A5C10710.7 psig
SCV-R-050-SW-123845C5B4A5C12312.3 psig
SCV-R-050-SW-150845C5B4A5C15015 psig
SCV-R-050-SW-178845C5B4A5C17817.8 psig
SCV-R-050-SW-181845C5B4A5C18118.1 psig
SCV-R-050-SW-216845C5B4A5C21621.6 psig
SCV-R-050-SW-250845C5B4A5C25025 psig
SCV-R-075-NPT-008845D7B4A5C0083/4"FNPT3"2.13"100.8 psig
SCV-R-075-NPT-010845D7B4A5C0101 psig
SCV-R-075-NPT-012845D7B4A5C0121.2 psig
SCV-R-075-NPT-013845D7B4A5C0131.3 psig
SCV-R-075-NPT-015845D7B4A5C0151.5 psig
SCV-R-075-NPT-016845D7B4A5C0161.6 psig
SCV-R-075-NPT-018845D7B4A5C0181.8 psig
SCV-R-075-NPT-019845D7B4A5C0191.9 psig
SCV-R-075-NPT-021845D7B4A5C0212.1 psig
SCV-R-075-NPT-023845D7B4A5C0232.3 psig
SCV-R-075-NPT-024845D7B4A5C0242.4 psig
SCV-R-075-NPT-035845D7B4A5C0353.5 psig
SCV-R-075-NPT-040845D7B4A5C0404 psig
SCV-R-075-NPT-045845D7B4A5C0454.5 psig
SCV-R-075-NPT-050845D7B4A5C0505 psig
SCV-R-075-NPT-056845D7B4A5C0565.6 psig
SCV-R-075-NPT-061845D7B4A5C0616.1 psig
SCV-R-075-NPT-066845D7B4A5C0666.6 psig
SCV-R-075-NPT-072845D7B4A5C0727.2 psig
SCV-R-075-NPT-077845D7B4A5C0777.7 psig
SCV-R-075-NPT-082845D7B4A5C0828.2 psig
SCV-R-075-NPT-100845D7B4A5C10010 psig
SCV-R-075-NPT-125845D7B4A5C12512.5 psig
SCV-R-075-NPT-140845D7B4A5C14014 psig
SCV-R-075-NPT-182845D7B4A5C18218.2 psig
SCV-R-075-NPT-200845D7B4A5C20020 psig
SCV-R-075-SW-008845D5B4A5C008Socket Weld0.8 psig
SCV-R-075-SW-010845D5B4A5C0101 psig
SCV-R-075-SW-012845D5B4A5C0121.2 psig
SCV-R-075-SW-013845D5B4A5C0131.3 psig
SCV-R-075-SW-015845D5B4A5C0151.5 psig
SCV-R-075-SW-016845D5B4A5C0161.6 psig
SCV-R-075-SW-018845D5B4A5C0181.8 psig
SCV-R-075-SW-019845D5B4A5C0191.9 psig
SCV-R-075-SW-021845D5B4A5C0212.1 psig
SCV-R-075-SW-023845D5B4A5C0232.3 psig
SCV-R-075-SW-024845D5B4A5C0242.4 psig
SCV-R-075-SW-035845D5B4A5C0353.5 psig
SCV-R-075-SW-040845D5B4A5C0404 psig
SCV-R-075-SW-045845D5B4A5C0454.5 psig
SCV-R-075-SW-050845D5B4A5C0505 psig
SCV-R-075-SW-056845D5B4A5C0565.6 psig
SCV-R-075-SW-061845D5B4A5C0616.1 psig
SCV-R-075-SW-066845D5B4A5C0666.6 psig
SCV-R-075-SW-072845D5B4A5C0727.2 psig
SCV-R-075-SW-077845D5B4A5C0777.7 psig
SCV-R-075-SW-082845D5B4A5C0828.2 psig
SCV-R-075-SW-100845D5B4A5C10010 psig
SCV-R-075-SW-125845D5B4A5C12512.5 psig
SCV-R-075-SW-140845D5B4A5C14014 psig
SCV-R-075-SW-182845D5B4A5C18218.2 psig
SCV-R-075-SW-200845D5B4A5C20020 psig
SCV-R-100-NPT-012845E7B4A5C0121"FNPT3.32"2.54"171.2 psig
SCV-R-100-NPT-014845E7B4A5C0141.4 psig
SCV-R-100-NPT-016845E7B4A5C0161.6 psig
SCV-R-100-NPT-018845E7B4A5C0181.8 psig
SCV-R-100-NPT-020845E7B4A5C0202 psig
SCV-R-100-NPT-022845E7B4A5C0222.2 psig
SCV-R-100-NPT-024845E7B4A5C0242.4 psig
SCV-R-100-NPT-029845E7B4A5C0292.9 psig
SCV-R-100-NPT-036845E7B4A5C0363.6 psig
SCV-R-100-NPT-043845E7B4A5C0434.3 psig
SCV-R-100-NPT-050845E7B4A5C0505 psig
SCV-R-100-NPT-057845E7B4A5C0575.7 psig
SCV-R-100-NPT-065845E7B4A5C0656.5 psig
SCV-R-100-NPT-077845E7B4A5C0777.7 psig
SCV-R-100-NPT-088845E7B4A5C0888.8 psig
SCV-R-100-NPT-100845E7B4A5C10010 psig
SCV-R-100-NPT-111845E7B4A5C11111.1 psig
SCV-R-100-NPT-123845E7B4A5C12312.3 psig
SCV-R-100-NPT-136845E7B4A5C13613.6 psig
SCV-R-100-NPT-150845E7B4A5C15015 psig
SCV-R-100-NPT-164845E7B4A5C16416.4 psig
SCV-R-100-NPT-186845E7B4A5C18618.6 psig
SCV-R-100-NPT-211845E7B4A5C21121.1 psig
SCV-R-100-NPT-235845E7B4A5C23523.5 psig
SCV-R-100-SW-012845E5B4A5C012Socket Weld1.2 psig
SCV-R-100-SW-014845E5B4A5C0141.4 psig
SCV-R-100-SW-016845E5B4A5C0161.6 psig
SCV-R-100-SW-018845E5B4A5C0181.8 psig
SCV-R-100-SW-020845E5B4A5C0202 psig
SCV-R-100-SW-022845E5B4A5C0222.2 psig
SCV-R-100-SW-024845E5B4A5C0242.4 psig
SCV-R-100-SW-029845E5B4A5C0292.9 psig
SCV-R-100-SW-036845E5B4A5C0363.6 psig
SCV-R-100-SW-043845E5B4A5C0434.3 psig
SCV-R-100-SW-050845E5B4A5C0505 psig
SCV-R-100-SW-057845E5B4A5C0575.7 psig
SCV-R-100-SW-065845E5B4A5C0656.5 psig
SCV-R-100-SW-077845E5B4A5C0777.7 psig
SCV-R-100-SW-088845E5B4A5C0888.8 psig
SCV-R-100-SW-100845E5B4A5C10010 psig
SCV-R-100-SW-111845E5B4A5C11111.1 psig
SCV-R-100-SW-123845E5B4A5C12312.3 psig
SCV-R-100-SW-136845E5B4A5C13613.6 psig
SCV-R-100-SW-150845E5B4A5C15015 psig
SCV-R-100-SW-164845E5B4A5C16416.4 psig
SCV-R-100-SW-186845E5B4A5C18618.6 psig
SCV-R-100-SW-211845E5B4A5C21121.1 psig
SCV-R-100-SW-235845E5B4A5C23523.5 psig
SCV-R-125-NPT-015845F7B4A5C0151-1/4"FNPT3.87"3.06"331.5 psig
SCV-R-125-NPT-023845F7B4A5C0232.3 psig
SCV-R-125-NPT-031845F7B4A5C0313.1 psig
SCV-R-125-NPT-039845F7B4A5C0393.9 psig
SCV-R-125-NPT-047845F7B4A5C0474.7 psig
SCV-R-125-NPT-055845F7B4A5C0555.5 psig
SCV-R-125-NPT-062845F7B4A5C0626.2 psig
SCV-R-125-NPT-070845F7B4A5C0707 psig
SCV-R-125-NPT-077845F7B4A5C0777.7 psig
SCV-R-125-NPT-088845F7B4A5C0888.8 psig
SCV-R-125-NPT-100845F7B4A5C10010 psig
SCV-R-125-NPT-112845F7B4A5C11211.2 psig
SCV-R-125-NPT-124845F7B4A5C12412.4 psig
SCV-R-125-NPT-135845F7B4A5C13513.5 psig
SCV-R-125-NPT-147845F7B4A5C14714.7 psig
SCV-R-125-NPT-159845F7B4A5C15915.9 psig
SCV-R-125-NPT-180845F7B4A5C18018 psig
SCV-R-125-NPT-201845F7B4A5C20120.1 psig
SCV-R-125-NPT-222845F7B4A5C22222.2 psig
SCV-R-125-SW-015845F5B4A5C015Socket Weld1.5 psig
SCV-R-125-SW-023845F5B4A5C0232.3 psig
SCV-R-125-SW-031845F5B4A5C0313.1 psig
SCV-R-125-SW-039845F5B4A5C0393.9 psig
SCV-R-125-SW-047845F5B4A5C0474.7 psig
SCV-R-125-SW-055845F5B4A5C0555.5 psig
SCV-R-125-SW-062845F5B4A5C0626.2 psig
SCV-R-125-SW-070845F5B4A5C0707 psig
SCV-R-125-SW-077845F5B4A5C0777.7 psig
SCV-R-125-SW-088845F5B4A5C0888.8 psig
SCV-R-125-SW-100845F5B4A5C10010 psig
SCV-R-125-SW-112845F5B4A5C11211.2 psig
SCV-R-125-SW-124845F5B4A5C12412.4 psig
SCV-R-125-SW-135845F5B4A5C13513.5 psig
SCV-R-125-SW-147845F5B4A5C14714.7 psig
SCV-R-125-SW-159845F5B4A5C15915.9 psig
SCV-R-125-SW-180845F5B4A5C18018 psig
SCV-R-125-SW-201845F5B4A5C20120.1 psig
SCV-R-125-SW-222845F5B4A5C22222.2 psig
SCV-R-150-NPT-014845G7B4A5C0141-1/2"FNPT4.75"3.44"361.4 psig
SCV-R-150-NPT-020845G7B4A5C0202 psig
SCV-R-150-NPT-025845G7B4A5C0252.5 psig
SCV-R-150-NPT-031845G7B4A5C0313.1 psig
SCV-R-150-NPT-036845G7B4A5C0363.6 psig
SCV-R-150-NPT-042845G7B4A5C0424.2 psig
SCV-R-150-NPT-047845G7B4A5C0474.7 psig
SCV-R-150-NPT-050845G7B4A5C0505 psig
SCV-R-150-NPT-060845G7B4A5C0606 psig
SCV-R-150-NPT-065845G7B4A5C0656.5 psig
SCV-R-150-NPT-070845G7B4A5C0707 psig
SCV-R-150-NPT-076845G7B4A5C0767.6 psig
SCV-R-150-NPT-081845G7B4A5C0818.1 psig
SCV-R-150-NPT-086845G7B4A5C0868.6 psig
SCV-R-150-NPT-100845G7B4A5C10010 psig
SCV-R-150-NPT-125845G7B4A5C12512.5 psig
SCV-R-150-NPT-132845G7B4A5C13213.2 psig
SCV-R-150-NPT-139845G7B4A5C13913.9 psig
SCV-R-150-NPT-146845G7B4A5C14614.6 psig
SCV-R-150-NPT-151845G7B4A5C15115.1 psig
SCV-R-150-NPT-153845G7B4A5C15315.3 psig
SCV-R-150-NPT-160845G7B4A5C16016 psig
SCV-R-150-NPT-167845G7B4A5C16716.7 psig
SCV-R-150-NPT-174845G7B4A5C17417.4 psig
SCV-R-150-NPT-181845G7B4A5C18118.1 psig
SCV-R-150-NPT-185845G7B4A5C18518.5 psig
SCV-R-150-NPT-188845G7B4A5C18818.8 psig
SCV-R-150-NPT-197845G7B4A5C19719.7 psig
SCV-R-150-NPT-233845G7B4A5C23323.3 psig
SCV-R-150-NPT-257845G7B4A5C25725.7 psig
SCV-R-150-NPT-281845G7B4A5C28128.1 psig
SCV-R-150-NPT-301845G7B4A5C30130.1 psig
SCV-R-150-NPT-322845G7B4A5C32232.2 psig
SCV-R-150-NPT-343845G7B4A5C34334.3 psig
SCV-R-150-NPT-365845G7B4A5C36536.5 psig
SCV-R-150-NPT-386845G7B4A5C38638.6 psig
SCV-R-150-NPT-408845G7B4A5C40840.8 psig
SCV-R-150-SW-014845G5B4A5C014Socket Weld1.4 psig
SCV-R-150-SW-020845G5B4A5C0202 psig
SCV-R-150-SW-025845G5B4A5C0252.5 psig
SCV-R-150-SW-031845G5B4A5C0313.1 psig
SCV-R-150-SW-036845G5B4A5C0363.6 psig
SCV-R-150-SW-042845G5B4A5C0424.2 psig
SCV-R-150-SW-047845G5B4A5C0474.7 psig
SCV-R-150-SW-050845G5B4A5C0505 psig
SCV-R-150-SW-060845G5B4A5C0606 psig
SCV-R-150-SW-065845G5B4A5C0656.5 psig
SCV-R-150-SW-070845G5B4A5C0707 psig
SCV-R-150-SW-076845G5B4A5C0767.6 psig
SCV-R-150-SW-081845G5B4A5C0818.1 psig
SCV-R-150-SW-086845G5B4A5C0868.6 psig
SCV-R-150-SW-100845G5B4A5C10010 psig
SCV-R-150-SW-125845G5B4A5C12512.5 psig
SCV-R-150-SW-132845G5B4A5C13213.2 psig
SCV-R-150-SW-139845G5B4A5C13913.9 psig
SCV-R-150-SW-146845G5B4A5C14614.6 psig
SCV-R-150-SW-151845G5B4A5C15115.1 psig
SCV-R-150-SW-153845G5B4A5C15315.3 psig
SCV-R-150-SW-160845G5B4A5C16016 psig
SCV-R-150-SW-167845G5B4A5C16716.7 psig
SCV-R-150-SW-174845G5B4A5C17417.4 psig
SCV-R-150-SW-181845G5B4A5C18118.1 psig
SCV-R-150-SW-185845G5B4A5C18518.5 psig
SCV-R-150-SW-188845G5B4A5C18818.8 psig
SCV-R-150-SW-197845G5B4A5C19719.7 psig
SCV-R-150-SW-233845G5B4A5C23323.3 psig
SCV-R-150-SW-257845G5B4A5C25725.7 psig
SCV-R-150-SW-281845G5B4A5C28128.1 psig
SCV-R-150-SW-301845G5B4A5C30130.1 psig
SCV-R-150-SW-322845G5B4A5C32232.2 psig
SCV-R-150-SW-343845G5B4A5C34334.3 psig
SCV-R-150-SW-365845G5B4A5C36536.5 psig
SCV-R-150-SW-386845G5B4A5C38638.6 psig
SCV-R-150-SW-408845G5B4A5C40840.8 psig
SCV-R-200-NPT-009845H7B4A5C0092"FNPT5"4.4"640.9 psig
SCV-R-200-NPT-013845H7B4A5C0131.3 psig
SCV-R-200-NPT-016845H7B4A5C0161.6 psig
SCV-R-200-NPT-019845H7B4A5C0191.9 psig
SCV-R-200-NPT-023845H7B4A5C0232.3 psig
SCV-R-200-NPT-027845H7B4A5C0272.7 psig
SCV-R-200-NPT-034845H7B4A5C0343.4 psig
SCV-R-200-NPT-037845H7B4A5C0373.7 psig
SCV-R-200-NPT-040845H7B4A5C0404 psig
SCV-R-200-NPT-043845H7B4A5C0434.3 psig
SCV-R-200-NPT-047845H7B4A5C0474.7 psig
SCV-R-200-NPT-052845H7B4A5C0525.2 psig
SCV-R-200-NPT-066845H7B4A5C0666.6 psig
SCV-R-200-NPT-074845H7B4A5C0747.4 psig
SCV-R-200-NPT-083845H7B4A5C0838.3 psig
SCV-R-200-NPT-091845H7B4A5C0919.1 psig
SCV-R-200-NPT-099845H7B4A5C0999.9 psig
SCV-R-200-NPT-100845H7B4A5C10010 psig
SCV-R-200-NPT-120845H7B4A5C12012 psig
SCV-R-200-NPT-130845H7B4A5C13013 psig
SCV-R-200-NPT-144845H7B4A5C14414.4 psig
SCV-R-200-NPT-162845H7B4A5C16216.2 psig
SCV-R-200-NPT-188845H7B4A5C18818.8 psig
SCV-R-200-NPT-214845H7B4A5C21421.4 psig
SCV-R-200-SW-009845H5B4A5C009Socket Weld0.9 psig
SCV-R-200-SW-013845H5B4A5C0131.3 psig
SCV-R-200-SW-016845H5B4A5C0161.6 psig
SCV-R-200-SW-019845H5B4A5C0191.9 psig
SCV-R-200-SW-023845H5B4A5C0232.3 psig
SCV-R-200-SW-027845H5B4A5C0272.7 psig
SCV-R-200-SW-034845H5B4A5C0343.4 psig
SCV-R-200-SW-037845H5B4A5C0373.7 psig
SCV-R-200-SW-040845H5B4A5C0404 psig
SCV-R-200-SW-043845H5B4A5C0434.3 psig
SCV-R-200-SW-047845H5B4A5C0474.7 psig
SCV-R-200-SW-052845H5B4A5C0525.2 psig
SCV-R-200-SW-066845H5B4A5C0666.6 psig
SCV-R-200-SW-074845H5B4A5C0747.4 psig
SCV-R-200-SW-083845H5B4A5C0838.3 psig
SCV-R-200-SW-091845H5B4A5C0919.1 psig
SCV-R-200-SW-099845H5B4A5C0999.9 psig
SCV-R-200-SW-100845H5B4A5C10010 psig
SCV-R-200-SW-120845H5B4A5C12012 psig
SCV-R-200-SW-130845H5B4A5C13013 psig
SCV-R-200-SW-144845H5B4A5C14414.4 psig
SCV-R-200-SW-162845H5B4A5C16216.2 psig
SCV-R-200-SW-188845H5B4A5C18818.8 psig
SCV-R-200-SW-214845H5B4A5C21421.4 psig

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