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Basic-Check® Threaded In-Line Check Valves
Petroleum Production & Refining
The DFT® Basic-Check® Valve is a versatile all-purpose, non-slam valve that provides reliable, low-maintenance service for a wide range of liquids, steam and gases at various pressure/temperature combinations. The valve consists of a guard cage, spring, valve disc, retaining ring and seat. It can be combined with pipe fittings such as reducing couplings, drain elbows, etc. to form a complete check valve unit ideally suited for a broad range of pipeline applications or incorporated into machinery for OEM applications. The metal-to-metal sealing area of the Basic-Check® valve’s disc and seat is precision-lapped, providing very tight shutoff of gas, steam and liquid. If bubble-tight shutoff is required, optional resilient soft seats are available.
Standard Features:
Standard Features:
- 1/4" to 2 1/2" Line Size
- 450 to 6000 CWP
- Threaded Ends
- Stainless Steel Construction
- Spring-Assisted Silent Closing
- Horizontal or Vertical Installation
- Tight Shutoff - Lapped Disc & Seat
- Easy Maintenance
Prod. # |
Inventory |
Size |
Line Size Inlet (FNPT) A |
Outside Thread (MNPT) B |
Style |
Cold Working Pressure |
Valve Cracking Pressure |
Seat |
Rfi_link |
Inventory |
List Price |
---|---|---|---|---|---|---|---|---|---|---|---|
8006-49 |
Inventory
N/A {0} |
Size N/A 1.25 in32 mm | Line Size Inlet (FNPT) A N/A 1.25 in | Outside Thread (MNPT) B N/A 2.50 in | Style N/A BSS | Cold Working Pressure N/A 850 psig58.6 barg | Valve Cracking Pressure N/A 0.16 psi0.011 bar4.5 in.water114 mm.water8.4 mmHg | Seat N/A 303 SS/Buna | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8006-51 |
Inventory
N/A {0} |
Size N/A 1.25 in32 mm | Line Size Inlet (FNPT) A N/A 1.25 in | Outside Thread (MNPT) B N/A 2.50 in | Style N/A BSS | Cold Working Pressure N/A 850 psig58.6 barg | Valve Cracking Pressure N/A 0.16 psi0.011 bar4.5 in.water114 mm.water8.4 mmHg | Seat N/A 303 SS/Viton® | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8006-54 |
Inventory
N/A {0} |
Size N/A 1.25 in32 mm | Line Size Inlet (FNPT) A N/A 1.25 in | Outside Thread (MNPT) B N/A 2.50 in | Style N/A BSS | Cold Working Pressure N/A 850 psig58.6 barg | Valve Cracking Pressure N/A 0.16 psi0.011 bar4.5 in.water114 mm.water8.4 mmHg | Seat N/A 303 SS/Zelon® | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8006-57 |
Inventory
N/A {0} |
Size N/A 1.25 in32 mm | Line Size Inlet (FNPT) A N/A 1.25 in | Outside Thread (MNPT) B N/A 2.50 in | Style N/A BSS | Cold Working Pressure N/A 850 psig58.6 barg | Valve Cracking Pressure N/A 0.16 psi0.011 bar4.5 in.water114 mm.water8.4 mmHg | Seat N/A 303 SS/EPDM | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8010 |
Inventory
N/A {0} |
Size N/A 1.5 in40 mm | Line Size Inlet (FNPT) A N/A 1.50 in | Outside Thread (MNPT) B N/A 3.00 in | Style N/A BSA | Cold Working Pressure N/A 0 psig700 psig0 barg48.3 barg | Valve Cracking Pressure N/A 0.15 psi0.01 bar4.2 in.water107 mm.water7.8 mmHg | Seat N/A 416 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8007 |
Inventory
N/A {0} |
Size N/A 1.5 in40 mm | Line Size Inlet (FNPT) A N/A 1.50 in | Outside Thread (MNPT) B N/A 3.00 in | Style N/A BSS | Cold Working Pressure N/A 0 psig700 psig0 barg48.3 barg | Valve Cracking Pressure N/A 0.15 psi0.01 bar4.2 in.water107 mm.water7.8 mmHg | Seat N/A 303 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8063 |
Inventory
N/A {0} |
Size N/A 1.5 in40 mm | Line Size Inlet (FNPT) A N/A 1.50 in | Outside Thread (MNPT) B N/A 3.00 in | Style N/A BSSH6 | Cold Working Pressure N/A 0 psig900 psig0 barg62.1 barg | Valve Cracking Pressure N/A 0.15 psi0.01 bar4.2 in.water107 mm.water7.8 mmHg | Seat N/A 316 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8026 |
Inventory
N/A {0} |
Size N/A 1.5 in40 mm | Line Size Inlet (FNPT) A N/A 1.50 in | Outside Thread (MNPT) B N/A 3.00 in | Style N/A BSSH7 | Cold Working Pressure N/A 0 psig2700 psig0 barg186 barg | Valve Cracking Pressure N/A 0.15 psi0.01 bar4.2 in.water107 mm.water7.8 mmHg | Seat N/A 316 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8018 |
Inventory
N/A {0} |
Size N/A 1.5 in40 mm | Line Size Inlet (FNPT) A N/A 1.50 in | Outside Thread (MNPT) B N/A 3.00 in | Style N/A BS316S | Cold Working Pressure N/A 0 psig700 psig0 barg48.3 barg | Valve Cracking Pressure N/A 0.15 psi0.01 bar4.2 in.water107 mm.water7.8 mmHg | Seat N/A 316 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8007X |
Inventory
N/A {0} |
Size N/A 1.5 in40 mm | Line Size Inlet (FNPT) A N/A 1.50 in | Outside Thread (MNPT) B N/A 3.00 in | Style N/A BSS | Cold Working Pressure N/A 700 psig48.3 barg | Valve Cracking Pressure N/A 0.15 psi0.01 bar4.2 in.water107 mm.water7.8 mmHg | Seat N/A 303 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8007-49 |
Inventory
N/A {0} |
Size N/A 1.5 in40 mm | Line Size Inlet (FNPT) A N/A 1.50 in | Outside Thread (MNPT) B N/A 3.00 in | Style N/A BSS | Cold Working Pressure N/A 700 psig48.3 barg | Valve Cracking Pressure N/A 0.15 psi0.01 bar4.2 in.water107 mm.water7.8 mmHg | Seat N/A 303 SS/Buna | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8007-51 |
Inventory
N/A {0} |
Size N/A 1.5 in40 mm | Line Size Inlet (FNPT) A N/A 1.50 in | Outside Thread (MNPT) B N/A 3.00 in | Style N/A BSS | Cold Working Pressure N/A 700 psig48.3 barg | Valve Cracking Pressure N/A 0.15 psi0.01 bar4.2 in.water107 mm.water7.8 mmHg | Seat N/A 303 SS/Viton® | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8007-54 |
Inventory
N/A {0} |
Size N/A 1.5 in40 mm | Line Size Inlet (FNPT) A N/A 1.50 in | Outside Thread (MNPT) B N/A 3.00 in | Style N/A BSS | Cold Working Pressure N/A 700 psig48.3 barg | Valve Cracking Pressure N/A 0.15 psi0.01 bar4.2 in.water107 mm.water7.8 mmHg | Seat N/A 303 SS/Zelon® | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8007-57 |
Inventory
N/A {0} |
Size N/A 1.5 in40 mm | Line Size Inlet (FNPT) A N/A 1.50 in | Outside Thread (MNPT) B N/A 3.00 in | Style N/A BSS | Cold Working Pressure N/A 700 psig48.3 barg | Valve Cracking Pressure N/A 0.15 psi0.01 bar4.2 in.water107 mm.water7.8 mmHg | Seat N/A 303 SS/EPDM | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8007-98 |
Inventory
N/A {0} |
Size N/A 1.5 in40 mm | Line Size Inlet (FNPT) A N/A 1.50 in | Outside Thread (MNPT) B N/A 3.00 in | Style N/A BSS | Cold Working Pressure N/A 700 psig48.3 barg | Valve Cracking Pressure N/A 0.15 psi0.01 bar4.2 in.water107 mm.water7.8 mmHg | Seat N/A 303 SS/TFE®-Viton® | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8011 |
Inventory
N/A {0} |
Size N/A 2 in50 mm | Line Size Inlet (FNPT) A N/A 2.00 in | Outside Thread (MNPT) B N/A 4.00 in | Style N/A BSA | Cold Working Pressure N/A 0 psig450 psig0 barg31.0 barg | Valve Cracking Pressure N/A 0.1 psi0.007 bar2.6 in.water66 mm.water4.8 mmHg | Seat N/A 416 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8008 |
Inventory
N/A {0} |
Size N/A 2 in50 mm | Line Size Inlet (FNPT) A N/A 2.00 in | Outside Thread (MNPT) B N/A 4.00 in | Style N/A BSS | Cold Working Pressure N/A 0 psig450 psig0 barg31.0 barg | Valve Cracking Pressure N/A 0.1 psi0.007 bar2.6 in.water66 mm.water4.8 mmHg | Seat N/A 303 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8000 |
Inventory
N/A {0} |
Size N/A 2.5 in65 mm | Line Size Inlet (FNPT) A N/A 2.50 in | Outside Thread (MNPT) B N/A 4.00 in | Style N/A BSS | Cold Working Pressure N/A 0 psig450 psig0 barg31.0 barg | Valve Cracking Pressure N/A 0.1 psi0.007 bar2.6 in.water66 mm.water4.8 mmHg | Seat N/A 303 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8064 |
Inventory
N/A {0} |
Size N/A 2 in50 mm | Line Size Inlet (FNPT) A N/A 2.00 in | Outside Thread (MNPT) B N/A 4.00 in | Style N/A BSSH6 | Cold Working Pressure N/A 0 psig450 psig0 barg31.0 barg | Valve Cracking Pressure N/A 0.1 psi0.007 bar2.6 in.water66 mm.water4.8 mmHg | Seat N/A 316 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8065 |
Inventory
N/A {0} |
Size N/A 2.5 in65 mm | Line Size Inlet (FNPT) A N/A 2.50 in | Outside Thread (MNPT) B N/A 4.00 in | Style N/A BSSH6 | Cold Working Pressure N/A 0 psig450 psig0 barg31.0 barg | Valve Cracking Pressure N/A 0.1 psi0.007 bar2.6 in.water66 mm.water4.8 mmHg | Seat N/A 316 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8027 |
Inventory
N/A {0} |
Size N/A 2 in50 mm | Line Size Inlet (FNPT) A N/A 2.00 in | Outside Thread (MNPT) B N/A 4.00 in | Style N/A BSSH7 | Cold Working Pressure N/A 0 psig800 psig0 barg55.2 barg | Valve Cracking Pressure N/A 0.1 psi0.007 bar2.6 in.water66 mm.water4.8 mmHg | Seat N/A 316 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8090 |
Inventory
N/A {0} |
Size N/A 2.5 in65 mm | Line Size Inlet (FNPT) A N/A 2.50 in | Outside Thread (MNPT) B N/A 4.00 in | Style N/A BSSH7 | Cold Working Pressure N/A 0 psig800 psig0 barg55.2 barg | Valve Cracking Pressure N/A 0.1 psi0.007 bar2.6 in.water66 mm.water4.8 mmHg | Seat N/A 316 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8019 |
Inventory
N/A {0} |
Size N/A 2 in50 mm | Line Size Inlet (FNPT) A N/A 2.00 in | Outside Thread (MNPT) B N/A 4.00 in | Style N/A BS316S | Cold Working Pressure N/A 0 psig450 psig0 barg31.0 barg | Valve Cracking Pressure N/A 0.1 psi0.007 bar2.6 in.water66 mm.water4.8 mmHg | Seat N/A 316 SS | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8064-49 |
Inventory
N/A {0} |
Size N/A 2 in50 mm | Line Size Inlet (FNPT) A N/A 2.00 in | Outside Thread (MNPT) B N/A 4.00 in | Style N/A BSSH6 | Cold Working Pressure N/A 450 psig31.0 barg | Valve Cracking Pressure N/A 0.1 psi0.007 bar2.6 in.water66 mm.water4.8 mmHg | Seat N/A 316 SS/Buna | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} | |
8064-51 |
Inventory
N/A {0} |
Size N/A 2 in50 mm | Line Size Inlet (FNPT) A N/A 2.00 in | Outside Thread (MNPT) B N/A 4.00 in | Style N/A BSSH6 | Cold Working Pressure N/A 450 psig31.0 barg | Valve Cracking Pressure N/A 0.1 psi0.007 bar2.6 in.water66 mm.water4.8 mmHg | Seat N/A 316 SS/Viton® | Inventory N/A =CASE WHEN {Inventory}=0 THEN {Rfi_link} ELSE CONVERT(VARCHAR(255),{Inventory}) END= | {QUOTE} |