National Broach Model SGL "Red Ring" CNC Gear Grinder Siemens Normac Formaster #5944

Make: National Broach

Model: SGL " Red Ring"

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