These reusable caps are made of specially formulated phenolic resin, the cap thread is GPI 28-400, and is equipped with an adhesive white rubber gasket.
Specification
Product Number: 9999-28 Cap Color: Black Thread Finish: 28 Qty./Pk: 144/ Pk Qty./Cs: 144 / Cs Brand: Corning® Color: Black Height: 12.5 mm Cap Style: Rubber liner Cap Material: Phenolic