Island Park, NY... Northfield Precision Instrument Corporation, a leader in the design and manufacture of precision workholding chucks, introduces their special Model 6100 3-jaw air chuck. With .0005 T.I.R., this chuck has a 6.42 inch diameter with a 1 inch
jaw stroke (.500" per jaw). The chuck was designed with special jaws to grip the customer's sprocket. This chuck requires special jaw blanks different from the Northfield standard 6 inch series. The adapter plate will also be different than a standard Northfield 6 inch chuck. The air tube, rotary union, operating valve and regulator are the same as all other Northfield chucks.
Northfield Precision designs and manufactures the world's most accurate air chucks for any lathe, boring machine, grinder or VMC. Models include through-hole, high-speed and quick-change. Chucks are available in SAE or metric, in sizes from 3" (76mm) to 18" (457mm). Accuracies of 0.001" to 0.00001" (0.254m) guaranteed. Custom workholding chucks and jaws are available and FREE engineering assistance is offered. Contact Northfield Precision Instrument Corp., 4400 Austin Blvd., P.O. Box 550, Island Park, NY 11558-0550. Call Toll Free 1-800-810-2482 o Fax (516) 431-1928.