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CC-4JL-line

Atlas 4-Jaw Large Diameter Combination Chucks for Large Swing Lathes and VTL

24″ – 120″ Chucks

Forged steel body
Induction hardened in areas of friction
Chuck bodies fully ground, including guideways
Two piece jaws according to ASA norms
Steel jaws cement hardened, treated and ground on all surfaces
Scroll induction hardened and ground on spiral and internal diameter
Operating screws hardened and ground
Larger sizes available upon request
Also available in 3-Jaw and 6-Jaw

4 Jaw Large Diameter Combination Chuck for Large Swing Lathes and VTL
Chuck Size	Recessed Mount Steel	Straight D Mount Type Steel		A Spindle Mount Steel
24"	2427300	D-11	2427325	A2-11	2427313
		D-15	2427326	A2-15	2427314
28"	2827300	D-11	2827325	A2-11	2827313
		D-15	2827326	A2-15	2827314
32"	3227300	D-11	3227325	A2-11	3227313
		D-15	3227326	A2-15	3227314
				A2-20	3227315
36"	3627300	D-11	3627325	A2-11	3627313
		D-15	3627326	A2-15	3627314
				A2-20	3627315
40"	4027300	D-15	4027326	A2-15	4027314
				A2-20	4027315

For sizes larger than 40" consult factory

Dimensional Data (in inches)
SIZE A	Mount	B	C	D	E	F	G	H	J
24"	Recess	7.68"	23.07"	21.45"	7.09/10.55"	3.39"	8.35/7.09"	6xM16	1.57"
	A11	8.66"	9.25"	7.75	7.09"	3.39"	8.35"	-	1.57"
	A15	9.65"	13.00"	11.25	10.51"	3.39"	7.09"	-	1.57"
27.5"	Recess	7.87"	25.98"	23.82	7.56/10.55"	3.39"	9.72/8.35"	6xM20	1.57"
	A11	8.86"	9.25"	7.75	7.56"	3.39"	9.72"	-	1.57"
	A15	8.86"	13.00"	11.25	10.51"	3.39"	8.35"	-	1.57"
31.5"	Recess	8.07"	29.92"	27.76	10.55/15.00"	3.39"	9.72/7.24"	6xM20	1.57"
	A11	9.06"	9.25"	7.75	7.56"	3.39"	10.71"	-	1.57"
	A15	9.06"	13.00"	11.25	10.51"	3.39"	9.72"	-	1.57"
	A20	9.06"	18.25"	16.25	15.00"	3.39"	7.24"	-	1.57"
35.43"	Recess	8.46"	33.46"	31.69	11.02/15.00"	3.39"	10.71/9.72"	6xM24	1.57"
	A11	9.45"	9.25"	7.75	7.56"	3.39"	10.71"	-	1.57"
	A15	9.45"	13.00"	11.25	11.02"	3.39"	10.71"	-	1.57"
	A20	9.45	18.25"	16.25	15.00"	3.39"	9.72"	-	1.57"
39.37"	Recess	8.86"	37.40"	35.63	11.02/16.06"	3.39"	12.87/10.71"	6xM24	1.57"
	A15	9.84"	13.00"	11.25	11.02"	3.39"	12.87"	-	1.57"
	A20	9.84"	18.25"	16.25	16.06"	3.39"	10.71"	-	1.57"