Item # 450CBW, 4 Inch Model 450CBW Counterbore Air Chuck with coolant through body On Northfield Precision Instrument Corp.


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	Item # 450CBW, 4 Inch Model 450CBW Counterbore Air Chuck with coolant through body

Also available with 0.000025" (25 millionths) (0.64µ) repeatability. Master Jaws move at perfect right angle to centerline of spindle.

Specifications · Materials

Specifications

Size		4 Inch 100 mm

Repeatability (Max. Concentricity)		0.000025" (25 millionths) (0.64µ) 0.0001 (2.5µ) T.I.R.

Repeatability (Max. End Lengths)		0.0001 (2.5µ) T.I.R.

Max. Jaw Opening		0.100 Inch 2.54 mm

Force per Jaw		625 lb 284 kg

Weight (with Aluminum Jaws)		5 3/4 lb 2.61 kg

Weight (with Steel Jaws)		6 1/4 lb 2.84 kg

No. of Jaws		3

Counterbore Size		5/16 Inch 8.00 mm

Counterbore Depth		1 1/2 Inch 38.1 mm

Top Jaws		Located on hardened steel pins in master jaws & secured by socket head cap screws

Max. Recommended Speed		3000 rpm

Materials

Top Jaw for Chucks



	AL-1-4-3/4 Standard Jaws for Series 400 Chucks

Item # 450CBW, 4 Inch Model 450CBW Counterbore Air Chuck with coolant through body