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Bolts: High strength, close tolerance engine bolts in MP 159 and Inconel 718.

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Rivets: Custom semi-tubular blade retaining rivets in Monel 400, Inconel X-750 and 300 Stainless, as well as AN and MS standards.

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Bushings: Tight tolerance in Stainless and Cobalt with mill, drill, coat or plate.

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Pins: Locking, rotational, alignment and clamping in Waspaloy, Cobalt L-605 and Hastelloy X.

John Hassall supplies pins, rivets, bushings and bolts used
by the world’s leading manufacturers of jet engines. These applications call for materials which are extremely difficult to form and machine and require unique custom manufacturing capabilities, complemented by an in-house heat treating facility and metallurgical laboratory certified to NADCAP and AS 9102 standards.

Applications:
Jet engines, aircraft APUs, turbo power and marine equipment.

Products:
Close tolerance, high temperature, high strength aircraft engine bolts, pins, bushings and rivets.

Materials:
Icon 718, A286, Waspaloy, Inconel X-750, Monel, Inconel 600, Hastelloy, Cobalt L-605 and more.

Sizes:
Shank diameters of bolts up to 0.500

Manufacturing Capabilities:
Presses with induction heaters, 2die/3blow headers with induction heaters; a complete heat treat facility capable of vacuum solution treatment and aging, induction annealing, as well as atmospheric hardening and tempering; CNC turning; SPC; centerless and electrochemical grinding; flat and tri-roll thread rolling; a complete metallurgical lab to provide both destructive and non-destructive testing, as well as micro and macro evaluations of materials and parts. EDI, bar coding, NADCAP and ISO 9001:2000 / QS 9000 Certification.