Tesa 74.111370 Interapid 312 0.030in Range 0.0005in Dial Test Indicator

The Tesa Interapid 74.111370 (model 312-1) is a Swiss-made lever-type dial test indicator with a 0.030 in (0.76 mm) measuring range and 0.0005 in graduation, reading balanced ±0.015 in from center zero on a white dial face graduated 0–15–0. The indicator features a 1-5/8 in (41.3 mm) dial diameter, dovetail-mount body, and a carbide-tipped contact point on a swiveling lever arm adjustable to multiple positions; measuring force is 0.12 N as confirmed by the included TESA/Hexagon specification card. Accuracy class corresponds to a max total deviation of 0.0004 in and repeatability of 0.00012 in per the Hexagon/TESA conformity documentation packed with the unit. This item is new — other condition, supplied in the original Interapid plastic carrying case with declaration of conformity and traceability documentation; the case lid shows minor foam damage but the instrument is unused. Typical applications include runout inspection, surface alignment, machine tool setup, and CMM fixturing where 0.5-thousandth resolution is required.

Product Specifications