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Shrink Fit Chuck Standard Version, DIN ISO 7388-1, SK50

Order number: 50.440.20
A-length version: short
Clamping diameter: 0.787
Upgrade: -
Description
Shrink Fit Chuck Standard Version, DIN ISO 7388-1, SK50
(formerly DIN 69871)
Quality pass
Chuck fine balanced G2.5 at 25.000 rpm or U < 1 gmm
All functional surfaces fine machined
Taper tolerance AT3
Coolant supply form AD/AF
Shrink fit chuck for clamping shank tools, suitable for use with all available shrink fit units.
With steep taper SK50 form AD/AF DIN ISO 7388-1 (formerly DIN 69871) an Shrink Fit version similar to DIN 69882-8.
Form AD/AF means: Central coolant supply and coolant channels through the flange which can be sealed again.
  • Heat resistant hot-working steel
  • Hardened 54 – 2 HRC
  • For HSS and solid carbide tools
  • Shank tolerance h6
  • With threaded holes in order to balance with balancing screws
Scope of Delivery
  • With backup screw
HAIMER TIP
For a constant and acurate cooling of te cutting tool we recommend the optional cooling system Cool Jet. For RPM higher 8000 U/min we recommend the optional cooling system Cool Flash. (on request)
Technical specifications
asset-114958-1238
Notice
Technical data subjects to change without prior notice.
Description Norm: Haimer Value: metric/inch
Clamping diameter D1 20 inch / 0.787 inch
Length A A 80 inch / 3.15 inch
A-length version kurz
Diameter 2 D2 33 inch / 1.299 inch
Diameter 3 D3 42 inch / 1.654 inch
Length L 52 inch / 2.047 inch
Interface SK50
Description Norm: DIN 4000 Value: metric/inch
Mass (weight) D7 3,100 kg
Standard number of properties layout NSM DIN4000-89
Body diameter 1 A1 41 inch / 1.614 inch
Flange diameter A4 97,5 inch / 3.839 inch
Interference diameter A6 33 inch / 1.299 inch
Length body diameter 1 B1 60,9 inch / 2.398 inch
Protruding length B3 80 inch / 3.15 inch
Overall length B4 181,75 inch / 7.156 inch
Taper angle B51 4,5 °
Functional length B71 28 inch / 1.102 inch
item style code BLDf 1
item style code BLD 508145
Connection code type machine side C11 SKG
Connection code form type machine side C12 17
Connection thread nominal size machine side C13 M24
Connection code unit base machine side C14 9
Connection code style machine side C15 5
Connection size code machine side C2 0500
Connection code type workpiece side C51 ZYL
Connection code form type workpiece side C52 10
Connection code unit base workpiece side C54 1
Connection code style workpiece side C55 5
Connection size code workpiece side C6 0200
Connection diameter min C71 20
Clamping length max. / nominal length C81 52 inch / 2.047 inch
Clamping length, min., workpiece side C82 42 inch / 1.654 inch
Balance grade D5 G2,5/25000
Rotation speed, max D6 25000
Balancing device D51 1
Hand E1 N
coolant entry style code H21 7
coolant exit style code H22 1
Company identification J3 HAI
interface code to workpiece side J4 ZYL02000115
interface code to machine side J6 SKG05001795
Description Norm: ISO 13399 Value: metric/inch
Weight WT 3,100 kg
Standard number of properties layout NSM DIN4000-89
Body diameter 1 BD1 41 inch / 1.614 inch
Flange diameter DF 97,5 inch / 3.839 inch
Interference diameter DCINTF 33 inch / 1.299 inch
Length body diameter 1 LBD1 60,9 inch / 2.398 inch
Protruding length LPR 80 inch / 3.15 inch
Overall length OAL 181,75 inch / 7.156 inch
Taper angle TA 4,5 °
Functional length LF 28 inch / 1.102 inch
Connection code type machine side CCTMS SKG
Connection code unit base workpiece side CCUWS 1
Connection code style workpiece side CCSWS 5
Connection size code workpiece side CZCWS 0200
Connection diameter min DCONN 20
Clamping length max. / nominal length LSCX 52 inch / 2.047 inch
Hand HAND N
coolant entry style code CNSC 7
coolant exit style code CXSC 1
Company identification COMPC HAI

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