Chesterton 122NN Diaphragm Sheet Gasket

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Chesterton 122NN Diaphragm Sheet Gasket
Reinforced Diaphragm Sheet

  

​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​Chesterton 122NN is a superior quality black diaphragm sheet for use in services where a high-strength, nylon, fabric-reinforced sheet will produce the best results. 

Chesterton 122NN's neoprene rub​ber construction delivers excellent service in steam, gas, air, oil, water, and solvents. 122NN can be used on regulators, reducing valve actuators, or any diaphragm service.​

Black diaphragm sheet
High-strength, nylon-fabric-reinforced sheet
Steam, gas, air, oil, water, and solvents​
Can be used on regulators, reducing valve actuators, or any diaphragm service.​
Temperature Limit 93˚C (200˚F) maximum
–0˚C (–0˚F) minimum
Pressure Limit17 bar g (250 psig)
3,2 mm (1/8") thick
Tensile Strength97 bar g (1400 psig) minimum
Elongation 300% minimum
Durometer65 to 75 Shore A
WidthMeets ASTM
Mullen Burst Test Rating83 bar g (1200 psig), obtained using burst tester with 31,5 mm (1.24") diameter opening per ASTM D751 and 1 ply material
Surface FinishSmooth
ColorBlack

 

 

Product Datasheet: 122NN (English)http://chestertondocs.chesterton.com/Stationary/md122NN_EN.pdfProduct Datasheet: 122NN (English)pdf

 

 

Chesterton Packing & Gaskets (English)http://chestertondocs.chesterton.com/Stationary/073972_24145_Mech_PackGasketCatalog.pdfChesterton Packing & Gaskets (English)pdf
Article: Stationary - Reliable Flange Sealinghttp://chestertondocs.chesterton.com/Stationary/Reliable Flange Sealing.pdfArticle: Stationary - Reliable Flange Sealingpdf
Catalog: Mechanical Packing and Gaskets (Espanol)http://chestertondocs.chesterton.com/Stationary/mcPackingGasketCatalog_ES.pdfCatalog: Mechanical Packing and Gaskets (Espanol)pdf