R.L. Stephens 1/4-32 UNEF 2B Plug Gage Assembly is a go/no-go gauging tool used to verify internal threads to the 1/4-32 UNEF 2B specification. It features a GO size of.2297 inches and a NOGO size of.2339 inches for straightforward pass/fail inspection of threaded holes. This assembly supports precision quality control by confirming hole dimensions meet the required basic size and tolerance for UNEF fastener threads.
