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ISO 9001:2000 Certified Quality Management System

Ball Bearings for Government, Military, and Guidance Applications

Guidance Bearings
Military Fighter Planes in Formation

INSTRUMENTS THAT MEASURE DIRECTION, ALTITUDE AND SPEED must be 100% accurate at all times. They instill the confidence required to safely get you where you need to be when you need to be there.

With Pacamor Kubar Bearings high precision miniature and instrument bearings, metric bearings, full complement ball bearings, angular contact bearings, and thin section bearings installed in your guidance and navigation system, you can be confident that your high precision aeronautical instruments contain high quality, reliable, and domestically produced components. As an American owned and operated small business, we have the flexibility to respond rapidly to your needs. With over 40 years of experience, Pacamor Kubar Bearings (PKB) is a trusted name in miniature and instrument bearings. We remain committed to the success of the most important mission — yours.

Uncompromising Quality

Pacamor Kubar Bearings is a trusted name in high precision OEM and replacement high precision miniature and instrument bearings, metric bearings, full complement ball bearings, angular contact bearings, and thin section bearings for commercial, private and military guidance and navigation systems. Whether the device is used in an aircraft, water way patrol vehicle, sport craft or is launched in an elite ballistic missile, Pacamor Kubar Bearings offers uncompromising reliability, delivered when you need it.

Military and Guidance Bearing Technology

Pacamor Kubar Bearings offers a range of retainer designs and materials including: stainless steel Crown, two-piece Ribbon, Torlon (polyamide-imide), and Phenolic. All instrument bearings for guidance and navigation systems are manufactured from 440C stainless steel, the preferred choice for all our high precision, miniature and instrument bearings. Its corrosion resistance is preferred under adverse environmental conditions. Its highly finished, honed surface provides a long lasting structure for the 440C, Silicon Nitride (ceramic), or Titanium Carbide coated 440C balls, which allows the bearing to rotate smoothly at a variety of oscillating or rotating speeds. PKB's radial ball bearings are produced to meet up to ABEC 9 tolerances (as defined by the American Bearing Manufacturers' Association).

Bearing Lubrication

Our high precision miniature and instrument bearings, metric bearings, full complement ball bearings, angular contact bearings, and thin section bearings are lubricated with temperature and moisture resistant oils and greases. Optional shields or seals prevent the introduction of contamination.

Domestic Manufacturing

Pacamor Kubar Bearings ISO 9001:2008, AS9100:2009 and FAA TSO-C149, Aircraft Bearings Certified manufacturing facility, located in Troy, New York, is proudly an American owned and operated company. PKB is able to meet all DFARS domestic manufacturing requirements for applications relating to military and defense contracts.

Custom Products

Pacamor Kubar Bearings has options to satisfy any requirement. Technical expertise is available to assist with design engineering for custom products. Available options include, but are not limited to, custom rings, retainers, balls, shields, seals, lubricants, and packaging.

You can be certain, whether our bearing is included in the Original Equipment Manufacturer's design or is installed in a high quality overhaul, the Pacamor Kubar Bearings name is one you can trust.