Part Number 3M181A having (CAGE Code 39918) and FSC 5330 Packing and Gasket Materials in stock with ready to ship. Get an instant quote for 3M181A Kit O Rings by Metco Inc Sub Of The Perkinelme. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.