These reusable caps are made of specially formulated phenolic resin, the cap thread is GPI 38-400, and is equipped with an adhesive white rubber gasket.
Specification
Product Number: 9999-38 Qty./Cs: 144 / Cs Qty./Pk: 36 / Pk Brand: Corning® Cap Color: Black Thread Finish: 38 Color: Black Height: 12.5 mm Cap Style: Rubber liner Cap Material: Phenolic