PDS Industries, Inc. - Irwin, PA
Custom Manufacturer, Service Company
Woman-owned. ISO 9001:2000 & AS9100:2004B certified custom manufacturer helicopter transmissions. Materials worked include Inconel®, titanium, zirconium, copper nickel, Nitralloy®, Hastalloy®, Monel®, aluminum, Waspalloy®, Stellite®, carbon steels, stainless steels & tungsten. Capabilities include machining with part envelope of 120 in. x 60 in. x 44 in. & tolerances as tight at plus/minus 0.0005 in. EDM with maximum stroke depth of 68 in., working piece size of 38 in. x 36 in. x 90 in. & tolerances as tight as 0.003 in. is available. Welding & engineering services are also available.
www.pdsindustries.com/services_home.asp

Delta Gear (formerly Tifco Gage & Gear) - Livonia, MI
Manufacturer, Service Company
NADCAP, ISO 9001:2008 & AS 9100:2004 certified. Manufacturer of gearbox assemblies including aircraft & helicopter transmissions. Capabilities include CMM inspection, non-destructive testing, magnetic particle inspection (MPI), etching, hydrogen embrittlement, X-ray & ultrasonic material testing, precision prototyping, grinding, precision CNC hobbing & shaping, precision milling & finishing. Industries served include aerospace, defense, automotive, marine, agricultural & mining/off-shore drilling. On-time delivery.

Wellman Products Group - Solon, OH
Manufacturer, Custom Manufacturer, Service Company
ISO/TS 16949:2002 certified. Global manufacturing company: friction materials, stampings & P/M parts for OEM & aftermarket customers. Metallic, semi-metallic, organic, paper & graphitic friction materials engineered for dry or wet brake, clutch & transmission applications.

Goodrich Engine Components - W Des Moines, IA
Manufacturer, Service Company
Products include aircraft power take-off shafts & couplings, disks, engine nozzle hydraulic pumps, fuel flow metering valves, fuel injection systems, fuel manifold systems, gas turbine engine components, helicopter drive systems, impellers, shrouds, spray nozzles & power transmission systems.

SIFCO Forge Group, Div. of SIFCO Industries, Inc. - Cleveland, OH
Manufacturer, Custom Manufacturer
Manufacturer of closed die impression forgings for the aircraft & aerospace industries.

Aircraft Gear Corp. - Chandler, AZ
Manufacturer, Service Company
Aircraft Gear Assemblies, Helicopter Transmissions

Purdy - Manchester, CT
Manufacturer, Custom Manufacturer, Service Company
Manufacturer Of Aircraft & Helicopter Parts & Components; Machine Work Service

Adapto, Inc. - Goodyear, AZ
Manufacturer, Custom Manufacturer
Precision Axles & Shafts