Description
Description
51-400 G.P.I. Glass Thread, 46mm OD Tubing, 125mm OAL. Thread for replacement on apparatus using G.P.I. (Glass Packaging Institute) thread. These threads are used primarily on products manufactured in the United States. When a thread is designated as 20-400 it means that the diameter across the top of the threaded area is ~20mm. The numerical 400 designates a specific style of the finish. The following chart shows both the T-and “H” dimension for use in identifying the thread. If the chart does not contain a dimension for style or size thread, this thread is not available. PLEASE NOTE: GPI THREADS ARE SOLD IN PACKAGES ONLY. Made in the United States.
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