4 DRAM Screw Thread Clear Glass Vial 18/400

It is relevant to essential oils, fragrance samples, extracts, diagnostics, and laboratory products. The 18/400 designation should be verified dimensionally because nominal finish names do not guarantee identical sealing behavior. For Part 114720, the central question is how the vial packaging format behaves in the assembled package. Evaluate the complete package for compatibility, panel behavior, top load, labeling, and filling efficiency. This keeps sourcing decisions tied to measurable package requirements.