PennAero
Manufacturer & Supplier · Gardena, CA
About PennAero
One of the world's largest independent aerospace fastener and precision component manufacturers, formed by the March 2026 acquisition of TriMas Aerospace, backed by Tinicum L.P. and Blackstone Inc., with divisions across North America, Europe, and Asia serving Boeing, Airbus, and major defense OEMs. Brands/divisions include Allfast Fastening Systems (world leading solid rivet manufacturer, ~40,000 part numbers), Monogram Aerospace Fasteners (Composi-Lok, Visu-Lok, Radial-Lok, OSI-Bolt structural blind fasteners), Mac Fasteners, TFI Aerospace, Martinic Engineering, RSA Engineered Products, Weldmac Manufacturing, TriMas Aerospace Germany. Solid rivets, blind rivets, structural blind fasteners, blind bolts, temporary fasteners, externally threaded fasteners, rivet installation tools, precision machined components, high-pressure aircraft ducting, flexible joints, gears, latches, manifolds, aerospace assemblies, ALLMAX rivets, SUPERMAX rivets, Composi-Lok fasteners, Visu-Lok fasteners, Olympic-Lok wiredraw rivets, MS rivets, NAS rivets, military-spec fasteners
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