TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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TM9-2815-202-34 Section H. UNUSUAL TERMS air box brinelling concentricity chamfer counterbore cross-head piston detent dynamometer endplay ferrous fillister head hone lap matchmark multimeter NO-GO gage no-load speed nonferrous peen preload run-in runout scored spline trunk type piston turbocharger a chamber in the cylinder block containing cylinder inlet ports hardening of metal causing brittleness from fatigue roundness of inner surface a beveled or grooved edge a recessed surface around a bore a two-piece piston with a crown and skirt a spring loaded device for positioning a part a mechanical device to measure engine power axial movement contains iron slotted cylindrical screw head with a convex top sharpen, enlarge, and smooth out smooth and polish to mark two mating surfaces to reassemble in the position multiple purpose electrical meter a thickness gage designed for piston ring grooves the maximum speed the governor allows the engine without any load has no iron content to misshapen from pounding the internal bearing load engine break-in period length of variation of an axially turning surface grooved, scratched, or notched a set of teeth on a shaft or bore for coupling a one-piece piston an air compressor driven by an exhaust gas turbine woodruff key a standard key used in mating grooves and shaft Section III. NOMENCLATURE CROSS-REFERENCE air box cover bearing shell bolt brass wire buffing wheel cylinder liner dipstick engine rocker arm cover engine coolant fiber coupling feeler gage gasket seal sleeve access cover bearing sleeve hexagon head cap screw wire rotory brush cylinder sleeve liquid level gage (oil) engine poppet cover antifreeze, ethylene glycol mixture flexible insert thickness gage ring spacer (injector) seal spacer (blower rotor shaft) of a gear Glossary-2