National Broach Model SGL "Red Ring" CNC Gear Grinder Siemens Normac Formaster #5944 #2
Serial # SGL 644
For internal and external spur and helical gears, shoulder gears, and splines. Straight, tapered, crowned or modified involute tooth forms can be effectively produced in experimental low or high production quantities.
Max. Work P.D. External: 12" Spur, 12" Helical
Max Work O.D: 21" Spur, 21" Helical
Max Work P.D. Internal: 13" Spur, 13" Helical
Table Stroke: 32" Spur, 32" Helical
Max. Distance Between Centers: 19 1/2" Spur, 19 1/2" Helical
Center of wheel to center of work, External: 2 1/2" to 12" Spur, 1/2 to 10" Helical
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