Mil-spec bolts are used throughout the aerospace industry for a multitude of applications. Monroe offers the widest selection of MS Bolts to ensure there are no delays in your repair or ovehaul jobs. Monroe Aerospace is a stocking distributor of Aerospace and Mil-Spec hardware. We have an extensive inventory of MS bolts. Every part that we sell is in Factory new (FN) condition and we provide our company’s certificate of conformance for all parts on every order. See below for our products.