Ace Glass 5801-48 Michel‑Miller End Fitting Adapter 1/4"‑28 UNF with Heli-Coil to #15 Ace‑Thred for Use with Paper Filter Disc (Not Included)

Precision-made replacement PTFE end fitting for use at either end of the Ace Glass 5792 Michel-Miller columns. Designed to make a leak-tight seal without the use of O-Rings. Simply tighten until white ring appears indicating a seal has been made, then secure locknut; no need to over tighten. Male thread is size designation and matches thread size of column. Female thread at top is 1/4"-28 UNF with Heli-Coil insert to accept flanged end tubing fittings. Bore is 1.5 mm (0.060"). Can be used with Ace Glass 5795 columns and 5820 columns.

Note: Normally use paper filter discs to retain packing material (not supplied).