Browning DAT-A3 Double Adjusting Idler Drive Tightener

Browning's DATN1 Double Adjusting Tightener is a compact belt‑drive tensioner designed to remove slack and maintain consistent take‑up in V‑belt, gear belt, and roller chain drives, helping reduce wear and power loss. The unit features a 1 in shaft diameter and 2 in bolt‑hole spacing, with a housing length of 2 23/32 in for a compact installation. Built as a double‑adjusting tightener, it provides precise pre‑tensioning and adjustment in service, with a shaft length of 1 1/2 in and an arm height of 1 in, and a stud hole sized 3/8‑16. The overall weight is approximately 0.73 lb, and the product is listed with an N1 shaft type, reflecting Browning’s drive‑tightener family. The DATN1 is designed to be used with V‑belt, gear belt, and roller chain drive configurations and is compatible with Browning idler bushings and standard drive components.