Live chuck Type 380

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	For quick and reliable tailstock mounting
	For drills and workpieces without centres
	Rigid shaft
	High-load capcity needle bearings
	Over-dimensioned axial thrust bearings
	Chuck fixturing using DIN 6350 centres
	For three and four-jawed chucks
	Hardened jaws, non-hardened top jaws
	Steel or cast iron designed chucks
	Pressure compensation using disk-springs when working with great thermal expansion, upon request
	Supplied with seal ring for cylindrical grinding
	Can be supplied in rigid design

Order No.		380-020- 000	380-030- 000	380-040- 000	380-540- 000	380-050- 000	380-550- 000	380-060- 000	380-560- 000
Shaft		MT2	MT3	MT4	MT4S	MT5	MT5S	MT6	MT6S
Workpiece weight	max. kg	225	450	825	875	2.000	2.300	3.375	4.800
Axial pressure	max. kg	1.560	1.760	2.240	3.900	3.900	5.900	5.900	9.000
Chuck-Ø = Flange-Ø	d1	100	125	160	200	200	250	250	315
Chuck mounting length	L	105,5	132	155,5	174	201	214,5	268,5	282
Shaft length	L1	64	81	102,5	102,5	129,5	129,5	182	182
Centering edge length	b3	2,5	3	3,5	3,5	3,5	4	4	4,5
Centering edge Ø h6	d2	70	95	125	160	160	200	200	260
Housing-Ø	D	48,5	58,5	73	86	86	116	116	146
Housing length	b2	23	26	29	40	40	51	51	67
Flange length	b1	12	18,5	16	23,5	23,5	22	22	37
Runout in harded jaws	mm	0,04	0,05	0,05	0,07	0,07	0,07	0,07	0,1
Only for pressure compensation designs:
Pressure compensation	from kg	22	68	83	126	126	250	250	1.280
	to kg	675	1.000	1.100	2.670	2.670	4.070	4.070	16.500
The order no. for designs with seal ring, pressure compensation and draw-off thread can be seen in the price list (PDF-Dokument, 25kb).