AWC

gate valves, namely, valves for hydraulic fracturing in oil or gas operations; gate valves, namely, high-pressure valves for use in oil or gas well hydraulic fracturing operations; parts of oilfield wellhead machines, namely, gate valves; valves used in oil and gas completion and post-completion operations; valves as machine parts used in frac stacks, namely, a compilation of valves and components that replace the production wellhead during pressure pumping operations; structural and replacements parts for all of the foregoing, namely, packing seals, o-rings, packing glands, packing driver bearings, bonnet seal rings, flange seal rings, bushings, gate seats, operating and balance stems, bodies and bonnets

repair, servicing and maintenance of valves for hydraulic fracturing in oil or gas operations and high-pressure valves for use in oil or gas well hydraulic fracturing operations