Asepco Corporation, a division of Watson-Marlow Limited – a Spirax-Sarco Engineering plc company

Diaphragm Direct® offers a large inventory of radial-style replacement diaphragms for ASEPCO valves. Asepco is a division of Watson-Marlow Inc. (a Spirax-Sarco Engineering plc company).

Asepco Corporation, a division of Watson-Marlow Limited – a Spirax-Sarco Engineering plc company

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Diaphragm Direct Part No: DD20-EXRD-A

Description: DD20-EXRD-A Diaphragm
Color: Black
Size: 2”
Compatible OEM actuator: AJS, AKS, AKS (0.5”, 1” 1.5”)
Diaphragm variant: Bellows
Diaphragm Marking: Laser-etched with Cure date, and Batch number
Material Specification: Ethylene propylene diene monomer (peroxide cured) with Parylene-N surface treatment
Packaging: Individually Packaged with product details

Diaphragm Direct Part No: DD10-SRD-A

Description: DD10-SRD-A Diaphragm
Colour: White
Size: 1”
Compatible OEM actuator: AJS, AKS, AKS (0.5”, 1” 1.5”)
Diaphragm Variant: Bellows
Diaphragm Marking: Laser-etched with Cure date, and Batch number
Material Specification: Platinum cured Silicone (medical grade)
Packaging: Clean Room Packaged
Testing: Performance Tested per ASME BPE-2022 Appendix K. Evaluation Tests include steam-cycle lifetime testing, hygienic seal testing, seat and shell per EN-12266-1.

Diaphragm Direct Part No: DD15-SRD-A-NB

Description: DD15-SRD-A-NB Diaphragm
Colour: White
Diaphragm variant: Straight
Size: 1.5”
Compatible OEM actuator: AJS, AKS, AKS (0.5”, 1” 1.5”)
Diaphragm Marking: Laser-etched with Cure date, and Batch number
Material Specification: Platinum cured Silicone (medical grade)
Packaging: Clean Room Packaged
Testing: Performance Tested per ASME BPE-2022 Appendix K. Evaluation Tests include steam-cycle lifetime testing, hygienic seal testing, seat and shell per EN-12266-1.

Diaphragm Direct Part No: DD20-SRD-A

Description: DD20-SRD-A Diaphragm
Colour: White
Diaphragm variant: Bellows
Size: 2”
Compatible OEM actuator: AJS, AKS, AKS (0.5”, 1” 1.5”)
Diaphragm Marking: Laser-etched with Cure date, and Batch number
Material Specification: Platinum cured Silicone (medical grade)
Packaging: Clean Room Packaged
Testing: Performance Tested per ASME BPE-2022 Appendix K. Evaluation Tests include steam-cycle lifetime testing, hygienic seal testing, seat and shell per EN-12266-1.

Diaphragm Direct Part No: DD15-EXRD-A-NB

Description: DD15-EXRD-A-NB Diaphragm
Color: Black
Size: 1.5”
Compatible OEM actuator: AJS, AKS, AKS (0.5”, 1” 1.5”)
Diaphragm variant: Straight
Diaphragm Marking: Laser-etched with Cure date, and Batch number
Material Specification: Ethylene propylene diene monomer (peroxide cured) with Parylene-N surface treatment
Packaging: Individually Packaged with product details.

Diaphragm Direct Part No: DD30-SRD-A

Description: DD30-SRD-A Diaphragm
Colour: White
Size: 3”
Compatible OEM actuator: AJS, AKS, AKS (0.5”, 1” 1.5”)
Diaphragm variant: Straight
Diaphragm Marking: Laser-etched with Cure date, and Batch number
Material Specification: Platinum cured Silicone (medical grade)
Packaging: Clean Room Packaged
Testing: Performance Tested per ASME BPE-2022 Appendix K. Evaluation Tests include steam-cycle lifetime testing, hygienic seal testing, seat and shell per EN-12266-1.

Diaphragm Direct Part No: DD10-EXRD-A

Description: DD10-EXRD-A Diaphragm
Color: Black
Size: 1”
Compatible OEM actuator: AJS, AKS, AKS (0.5”, 1” 1.5”)
Diaphragm variant: Bellows
Diaphragm Marking: Laser-etched with Cure date, and Batch number
Material Specification: Ethylene propylene diene monomer (peroxide cured) with Parylene-N surface treatment
Packaging: Individually Packaged with product details

Diaphragm Direct Part No: DD06-EXRD-A

Description: DD06-EXRD-A Diaphragm
Color: Black
Size: 0.5”
Compatible OEM actuator: AJS, AKS, AKS (0.5”, 1” 1.5”)
Diaphragm variant: Straight
Diaphragm Marking: Laser-etched with Cure date, and Batch number
Material Specification: Ethylene propylene diene monomer (peroxide cured) with Parylene-N surface treatment
Packaging: Individually Packaged with product details

Diaphragm Direct Part No: DD05-SXRD-A

Description: DD05-SXRD-A Diaphragm
Colour: White
Size: 0.5”
Compatible OEM actuator: AJS, AKS, AKS (0.5”, 1” 1.5”)
Diaphragm variant: Straight Extended
Diaphragm Marking: Laser-etched with Cure date, and Batch number
Material Specification: Platinum cured Silicone (medical grade) with Parylene-N surface treatment
Packaging: Individually packaged with product details
Testing: Performance Tested per ASME BPE-2022 Appendix K. Evaluation Tests include steam-cycle lifetime testing, hygienic seal testing, seat and shell per EN-12266-1.

Diaphragm Direct Part No: DD05-EXRD-A

Description: DD05-EXRD-A Diaphragm
Color: Black
Size: 0.5”
Compatible OEM actuator: AJS, AKS, AKS (0.5”, 1” 1.5”)
Diaphragm variant: Straight Extended
Diaphragm Marking: Laser-etched with Cure date, and Batch number
Material Specification: Ethylene propylene diene monomer (peroxide cured) with Parylene-N surface treatment
Packaging: Individually Packaged with product details

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Radial-style Diaphragms

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