Bison 5" 3J PLAIN BACK FRONT MOUNT 7-811-0500

• Can be mounted directly on 3/6 slot rotary tables or on a base plate when the rotary table has 3/6 or 4/8 T-slots • Base plates are designed for use with all rotary tables and other devices where back mounting chucks cannot be used • These chucks can also be mounted to a rough machined backplate, but will require machining of bolt hole patterns and projections for finished assembly

Technical Specifications Number of Jaws 3 Chuck Size 5 Hole Size 1.259 Model Number 8110500 Description Semi-Steel Body, Front Mount Weight 13 lbs Type Semi-Steel, Front Mount Precision Lathe Chuck Brand Name Bison Mount Plain Back

TECHNICAL DATA Chuck Diameter D in 5

Weight lb 9.3 Hole Diameter d in 1.2598 F in 4.2520 E H7 in 3.7402 C in .1575 H in 2.205 h1 in 0.787 Mounting Bolts, Thread G 5/16-18 x 2.17 # of Bolts 3 Back Thread M M8

Clamping Range d1 (min-max) .118 - 1.97 Clamping Range d2 (min-max) 2.05 - 3.78 Clamping Range d3 (min-max) 3.74 - 4.92 Clamping Range d4 (min-max) 1.34 - 2.99 Clamping Range d5 (min-max) 2.95 - 4.65

Bison Model Number 3274 2012 Mega Catalog Page 440, 508