DFT® Inc
DFT® Inc
140 Sheree Blvd. PO Box 566
Exton, PA 19341-0566
Phone: 800.206.4013
Fax: 847.540.1422
Email: dft@dft-valves.com
Website: www.dft-valves.com
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The ALC® Check Valve is a non-slam spring-assisted, center-guided "wafer" check valve designed to prevent "water hammer" and "reverse" flow. The lightweight compact design fits between mating flanges and meets API 594 Face-to-Face dimensions. The ALC® Check Valve is an easy-to-maintain check valve for applications involving liquids, gases, or steam. Can be used in horizontal or vertical installation. Tapped holes are provided in the body for lifting lugs to assist with installation (10" andmore
ALC® Wafer Check Valves
Unit of Measure
1 

Prod. #

Inventory

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ASME CLASS

Body

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Inventory

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525H1B4A5 N/A 2 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525H1B4D5 N/A 2 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
522H1B4A5 N/A 2 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522H1B4D5 N/A 2 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
525J1B4A5 N/A 2.5 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525J1B4D5 N/A 2.5 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
522J1B4A5 N/A 2.5 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522J1B4D5 N/A 2.5 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
525K1B4A5 N/A 3 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525K1B4D5 N/A 3 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
522K1B4A5 N/A 3 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522K1B4D5 N/A 3 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
525L1B4A5 N/A 4 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525L1B4D5 N/A 4 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
522L1B4A5 N/A 4 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522L1B4D5 N/A 4 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
525N1B4A5 N/A 6 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525N1B4D5 N/A 6 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
522N1B4A5 N/A 6 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522N1B4D5 N/A 6 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
525O1B4A5 N/A 8 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525O1B4D5 N/A 8 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
522O1B4A5 N/A 8 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522O1B4D5 N/A 8 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A A351 CF8M/Viton® N/A CAD Icon (for items table)
525P1B4A5 N/A 10 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522P1B4A5 N/A 10 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525R1B4A5 N/A 12 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Metal N/A
522R1B4A5 N/A 12 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Metal N/A
525S1A4A5 N/A 14 in N/A 150 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525S1B4A5 N/A 14 in N/A 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522S1A4A5 N/A 14 in N/A 150 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522S1B4A5 N/A 14 in N/A 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525T1A4A5 N/A 16 in N/A 150 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525T1B4A5 N/A 16 in N/A 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522T1A4A5 N/A 16 in N/A 150 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522T1B4A5 N/A 16 in N/A 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525U1A4A5 N/A 18 in N/A 150 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525U1B4A5 N/A 18 in N/A 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522U1A4A5 N/A 18 in N/A 150 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522U1B4A5 N/A 18 in N/A 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525W1A4A5 N/A 20 in N/A 150 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525W1B4A5 N/A 20 in N/A 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522W1A4A5 N/A 20 in N/A 150 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522W1B4A5 N/A 20 in N/A 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525X1A4A5 N/A 24 in N/A 150 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525X1B4A5 N/A 24 in N/A 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522X1A4A5 N/A 24 in N/A 150 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522X1B4A5 N/A 24 in N/A 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522H1B4B5 N/A 2 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
522H1B4C5 N/A 2 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
522H1B4G5 N/A 2 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Teflon Encapsulated Viton® N/A CAD Icon (for items table)
522H1B4Z5 N/A 2 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Zelon® N/A CAD Icon (for items table)
525H1B4B5 N/A 2 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
525H1B4C5 N/A 2 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
525H1B4Z5 N/A 2 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Zelon® N/A CAD Icon (for items table)
525H1B4A3 N/A 2 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525H1B4D3 N/A 2 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Viton® N/A CAD Icon (for items table)
522J1B4B5 N/A 2.5 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
522J1B4C5 N/A 2.5 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
522J1B4Z5 N/A 2.5 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Zelon® N/A CAD Icon (for items table)
525J1B4C5 N/A 2.5 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
522K1B4B5 N/A 3 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
522K1B4C5 N/A 3 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
522K1B4G5 N/A 3 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Teflon Encapsulated Viton® N/A CAD Icon (for items table)
522K1B4Z5 N/A 3 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Zelon® N/A CAD Icon (for items table)
525K1B4C5 N/A 3 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
525K1B4Z5 N/A 3 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Zelon® N/A CAD Icon (for items table)
525K1B4A3 N/A 3 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525K1B4D3 N/A 3 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Viton® N/A CAD Icon (for items table)
522L1B4B5 N/A 4 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
522L1B4C5 N/A 4 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
522L1B4G5 N/A 4 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Teflon Encapsulated Viton® N/A CAD Icon (for items table)
522L1B4Z5 N/A 4 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Zelon® N/A CAD Icon (for items table)
522L1B4D3 N/A 4 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Viton® N/A CAD Icon (for items table)
525L1B4B5 N/A 4 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
525L1B4C5 N/A 4 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
525L1B4G5 N/A 4 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Teflon Encapsulated Viton® N/A CAD Icon (for items table)
525L1B4D3 N/A 4 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Viton® N/A CAD Icon (for items table)
522N1B4B5 N/A 6 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
522N1B4C5 N/A 6 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
522N1B4G5 N/A 6 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Teflon Encapsulated Viton® N/A CAD Icon (for items table)
522N1B4Z5 N/A 6 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Zelon® N/A CAD Icon (for items table)
525N1B4B5 N/A 6 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
525N1B4C5 N/A 6 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
522O1B4B5 N/A 8 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
522O1B4C5 N/A 8 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
522O1B4G5 N/A 8 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Teflon Encapsulated Viton® N/A CAD Icon (for items table)
522O1B4Z5 N/A 8 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Zelon® N/A CAD Icon (for items table)
522O1B4A3 N/A 8 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
525O1B4C5 N/A 8 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
522P1B4B5 N/A 10 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
522P1B4D5 N/A 10 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Viton® N/A CAD Icon (for items table)
522P1B4C5 N/A 10 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
525P1B4D5 N/A 10 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Viton® N/A CAD Icon (for items table)
525P1B4C5 N/A 10 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
525P1B4C3 N/A 10 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
522R1B4B5 N/A 12 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Buna-N (75 dur.) N/A
522R1B4D5 N/A 12 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Viton® N/A
522R1B4C5 N/A 12 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A EPDM N/A
522R1B4A3 N/A 12 in N/A 150 300 N/A A216 Grade WCB N/A 316 SS N/A Metal N/A
525R1B4B5 N/A 12 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Buna-N (75 dur.) N/A
525R1B4D5 N/A 12 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A Viton® N/A
525R1B4C5 N/A 12 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A EPDM N/A
525R1B4C3 N/A 12 in N/A 150 300 N/A A351 CF8M N/A 316 SS N/A EPDM N/A
522S1A4B5 N/A 14 in N/A 150 N/A A216 Grade WCB N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
522S1A4D5 N/A 14 in N/A 150 N/A A216 Grade WCB N/A 316 SS N/A Viton® N/A CAD Icon (for items table)
522T1A4D5 N/A 16 in N/A 150 N/A A216 Grade WCB N/A 316 SS N/A Viton® N/A CAD Icon (for items table)
525T1A4C5 N/A 16 in N/A 150 N/A A351 CF8M N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
525T1A4C3 N/A 16 in N/A 150 N/A A351 CF8M N/A 316 SS N/A EPDM N/A CAD Icon (for items table)
522U1B4D5 N/A 18 in N/A 300 N/A A216 Grade WCB N/A 316 SS N/A Viton® N/A CAD Icon (for items table)
522U1B4G5 N/A 18 in N/A 300 N/A A216 Grade WCB N/A 316 SS N/A Teflon Encapsulated Viton® N/A CAD Icon (for items table)
522U1B4A3 N/A 18 in N/A 300 N/A A216 Grade WCB N/A 316 SS N/A 316 SS N/A CAD Icon (for items table)
522W1A4D5 N/A 20 in N/A 150 N/A A216 Grade WCB N/A 316 SS N/A Viton® N/A CAD Icon (for items table)
522X1A4B5 N/A 24 in N/A 150 N/A A216 Grade WCB N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
522X1A4B3 N/A 24 in N/A 150 N/A A216 Grade WCB N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
525X1A4B5 N/A 24 in N/A 150 N/A A351 CF8M N/A 316 SS N/A Buna-N (75 dur.) N/A CAD Icon (for items table)
Unit of Measure
1