Adapter Lower Ground Mouth Size 19/22 Upper Ground Mouth Size 19/22 Overall Length 50 mm USP Specification Type I Product Type O-Ring Vacuum Connector Type O-Ring Vacuum Connector Material Borosilicate Glass Color Clear Autoclavable No Features For Applications Utilizing Tubing Manufactured from 33 Expansion Size 15 O-Ring Connector (15 mm ID) for Use with 216030 and 216040 HI-VAC Manifolds and 179920 Adapters Supplied with One Size 116 FKM O-Ring Standards Not Applicable