MATERIAL GRADES for Keyshaft steel bars 1045 Shaft diameter Tensile strength, KSI Yield strength, KSI Elong.% R/A % Bhn 3/8 to 7/8 95 85 12 35 187 Over 7/8 to 1 1/4 90 80 11 30 179 Over 1 1/4 to 2 85 75 10 30 170 Over 2 to 3 80 70 10 30 163 304/316 stainless steel Shaft diameter Tensile strength, K...

Diameter Tolerances Diametrical tolerance for ground and polished Keyshaft bars. Diameter Tolerance Diameter Tolerance 3/8 +.000/ -.001 1 1/2 +.000/-.001 1/2 +.000/ -.001 1 5/8 +.000/-.0015 5/8 +.000/ -.001 1 11/16 +.000/-.0015 3/4 +.000/ -.001 1 3/4 +.000/-.0015 7/8 +.000/ -.001 1 15/16 +.000/-.00...

Key height dimensions Shaft diameter Key width Max. key height Min. key height .375 .093 .322 .307 .500 .125 .430 .415 .625 .188 .517 .502 .750 .188 .644 .630 .875 .188 .771 .756 1.000 .250 .859 .844 1.125 .250 .986 .971 1.188 .250 1.049 1.034 1.250 .250 1.112 1.098 1.375 .313 1.201 1.186 1.438 .375...

STOCK SIZES of Keyshaft All material is furnished as cold drawn, Ground & Polished DIA. KEYWAY 1045 304/316 3/8 3/32 X 3/64 X X 1/2 1/8 X 1/16 X X 5/8 3/16 X 3/32 X X 3/4 3/16 X 3/32 X X 7/8 3/16 X 3/32 X 1 1/4 X 1/8 X X 1 1/8 1/4 X 1/8 X 1 3/16 1/4 X 1/8 X X 1 1/4 1/4 X 1/8 X X 1 3/8 5/16 X 5/...

Keyways The following chart defines the tolerances that Excalibur bars are produced to with respect to keyway size and tolerance. Shaft diameter Nominal key size Keyseat width tolerance Over to (and including) Square Tolerance 7/16 9/16 1/8 +.002" -.000" 9/16 7/8 3/16 +.002" -.000" 7/8 1 1/4 1/4 +.0...