Adapter Lower Ground Mouth Size 24/40 Upper Ground Mouth Size 24/40 Overall Length 155 mm USP Specification Type I Product Type Adapter Type Adapter Material Borosilicate Glass Color Clear Autoclavable No Features Cap (410119-1307) is Suitable for Use to 200 Degrees C Thread Size is Modified GPI 13-425 and FKM O-Ring is Size 010 Threaded Top Connection for Plain Stem Thermometers Vacuum-Tight Seal is Achieved with the Open Top Compression Cap and FKM O-Ring Standards Not Applicable