Class Code: 3826

Per NCCI's Scopes Code Description:

This classification applies to the production of aircraft engines or to the rebuilding of complete aircraft engines on an assembly line basis. The classification includes a considerable amount of precision machine work, inspection work and intricate bench assembly work. The basic materials include aluminum, magnesium and iron castings and steel forgings. In addition there are such parts as the clutch, carburetors, generators, ignition units, starters, transmissions, bearings, belts, chains, fans, gears, pistons, rings and general hardware.

Castings and forgings are snagged, drilled, milled, planed, shaped, tapped or turned by machine, plated, ground, honed or hand-lapped to complete cylinder block, head, cam and crankshaft. Cam, crankshaft, bearings, fans, gears, pistons and rings are assembled into block by hand and power tools. Subassemblies are installed by hand tools after which the engine is inspected, tested, packed and shipped. The equipment involves the use of lathes, millers, planers, shapers, boring mills, gear cutters, honers and lappers.

Rate per $100. of Renumeration: $ 0.63

Construction Exemption Required: No