TriMas Aerospace is a recognized leader in the aerospace industry, offering a wide range of precision engineered components for the global aerospace markets. It is comprised of several businesses, including Monogram Aerospace Fasteners, Allfast Fastening Systems, Mac Fasteners, Martinic Engineering, RSA Engineered Products, TFI Aerospace, and Weldmac Manufacturing Company. Monogram Aerospace Fasteners specializes in permanent threaded blind bolts, collars, and temporary fasteners used in commercial, business, and military aircraft.

Allfast Fastening Systems is a leading global manufacturer of solid and blind rivets, blind bolts, temporary fasteners, and installation tools. Mac Fasteners produces standard aerospace screws and bolts used in various commercial and military applications worldwide. TFI Aerospace is a leader in aerospace standard fasteners, T-bolts, and self-locking nuts.

Martinic Engineering manufactures highly-engineered complex parts, and RSA Engineered Products specializes in aircraft ducting and complex assemblies. Weldmac Manufacturing Company produces highly engineered metal formed components and complex assemblies. TriMas Aerospace is committed to providing innovative solutions for complex aerospace applications and assembly challenges, while reducing cycle time and increasing productivity.

The company's engineering experts work closely with customers to address assembly and process challenges, resulting in improved efficiency and overall cost reduction