ER collet chuck Form AD 20

Article no : 302745 20

Brand : GARANT

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Product Information

#	Attribute	Value
1.	Machining strategy	HSC
2.	Concentricity	≤ 3 µm
3.	Arbor standard	ISO 7388-2
4.	Arbor standard	ISO 7388-2
5.	Balance quality G at rotational speed	G 2.5 at 25000 rpm
6.	Shape	AD
7.	Adapter	BT 30 A = 60
8.	Type of product	Collet chuck
9.	Spare ER clamping nut	20
10.	ER chuck key	20
11.	for ER collets	20
12.	Overhang dimension A	60 mm
13.	External ⌀ D	34 mm
14.	Clamping range	1 mm
15.	Clamping ⌀ D1	1-13 mm
16.	EAN/GTIN	4045197944764
17.	brand	GARANT

Supplied with :
ER clamping nut.

Note :
Matching clamping nut No. 309580 or 309610.

Optional extras :
ER collets No. 308881 − 309434, ER chuck keys No. 309680 – 309745 or No. 613300. Pull studs (PS) No. 308760 − 308802. Pull stud wrenches No. 308820; 308835.

Version :
External and internal taper ground. All shanks hard turned (for smooth running!). Balancing quality G2.5/25,000 rpm.Clamping nut balanced for HSM (G2.5/25,000 rpm).Optimum wear characteristics and torque transmission due to the coated precision clamping nut.

Application :
For clamping tools with parallel shank in collets to DIN 6499 Form A and B.

Datasheet

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