Westerman, Inc. is a large equipment fabricator serving oil and gas operators with engineered surface-processing systems. Its Bremen, Ohio operation carries the heritage of Alten Machine Works, founded in Lancaster in 1889; Westerman acquired the company in 2012 and continues to make and repair its herringbone gear speed reducers. The company also serves nuclear, marine, and industrial markets through its broader manufacturing operations.
ANSI N14.1
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NQA-1
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10 CFR 71 Subpart H
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American Gear Manufacturers Association (AGMA) membership
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