United Gear & Machine Company, Inc

United Gear and Machine Company, Inc. is a precision gear and spline maker in Suffield, Connecticut. The company has been in business since 1954. It serves the aerospace, space, and defense industries. It began in the late 1940s as Windsor Locks Machine on Main Street in Windsor Locks.

The company makes spur gears, helical gears, internal gears, worms and worm gears, bevel gears, gear racks, miter gears, sprockets, timing belt pulleys, and face gears. It also offers gear crowning, broaching, and gear grinding. The gear shop can handle parts up to 40 inches.

The site says the company makes splines for space and rocket engine work. It also makes splines for turbine engines and small tools used for docking. For defense, its gears and splines are used in jets and submarines. The site names Sikorsky, GE, Pratt and Whitney, and Electric Boat as customers.

The company says it is ITAR registered. It follows NIST 800-171 cyber security requirements. Its quality system holds AS 9100 Rev D and ISO 9001:2015 certifications. The inspection labs use gear analyzers and optical comparators.

The company moved to a new gear shop in 2020, adding about 10,000 square feet. The CNC gear shop covers nearly 15,000 square feet. The inspection department covers 2,000 square feet. The site says the shop has over 40 gear shaping and hobbing machines and two CMM gear analyzers.

The company offers prototypes, one-off parts, and small runs. It also provides contract inspection for parts it did not make. The site says it can reverse engineer splines and gears, including parts for machines whose original maker is gone. For fiscal year 2024, the site reports 91 percent on time delivery. The leadership team includes Kurt Malec, president and third generation of the company. Josh Welch is operations manager. William Puswald is manufacturing manager. The office line is 860-623-6618. Hours are 7 AM to 5 PM, Monday to Thursday, and 7 AM to 3:30 PM on Fridays.