VacuTight Fittings are specifically designed to provide optimal, airtight and dependable connections under vacuum and low pressure conditions. IDEX versatile VacuTight Fittings offers a streamlined profile usable for systems that have a large number of connections in a small area. Fittings include the P-840 Ferrule for 1/16OD and P-940 Ferrule for 1/8OD.