Products & Parts

PA has been manufacturing complex and customer-driven parts for over 60 years.




We use Flexible Machining Centers, Cell Based Manufacturing and CNC Centers to complete just about any part needed.


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Need a part? We can manufacture it! Fill out the quote request form and let us know how we can help.

Superior Service Since 1962

PA was formerly Riggins Engineering Inc. & Pinnacle Mfg. Co., Inc.

Since 1962, PA has been an industry leader in the area of multi-axis machining, high-speed milling, and flexible center manufacturing. PA is proud of the fact that the company has a part on almost every airframe in the air. PA is a key supplier for many Tier 1 OEMs, FAA Repair Stations, as well as rocket and navy manufacturers.  In addition to aerospace and defense, PA also supports the oil, gas, semiconductor and electrical power generation industries.
Our mission is to support the aerospace and defense industry by manufacturing parts that meet the highest level of quality and on time delivery in the industry.