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

(formerly DIN 69871)
Shrink Fit Chuck Standard Version DIN ISO 7388-1 SK50 (formerly DIN 69871)
Technical drawing Shrink Fit Chuck Standard Version DIN ISO 7388-1 SK50 (formerly DIN 69871)
Shrink Fit Chuck Standard Version DIN ISO 7388-1 SK50 (formerly DIN 69871)
Technical drawing Shrink Fit Chuck Standard Version DIN ISO 7388-1 SK50 (formerly DIN 69871)
Order number:
Clamping diameter
A-length version
Upgrade
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)
The most important features:
  • 1. High runout accuracy (< 0.003 mm)
  • 2. Extreme clamping torque by high pressing in the clamping bore
  • 3. Short chamfer
  • 4. Dynamic form: Reinforced shank at long tool holders. Compromise between slimness (marginal interference contour) and rigidity
  • 5. Cool Jet (on request)
  • 6. Threaded bores for simple and fast balancing with screws
Cool Jet (optional)
  • Optimized coolant bores, aimed at center
  • Coolant directly to the cutting edge
  • Extended tool life up to 100%
  • Higher reliability of cutting process
  • No more balls of chips on tool
  • Cool Jet starting from shank diameter 6 mm
Cool Flash (optional)
  • Optimized coolant bores with coolant outlet through slots
  • Coolant directly to the cutting edge
  • Extended tool life up to 100%
  • No more balls of chips on tool
  • Optimized runout accuracy! No additional unbalance! No disturbing clearance!
  • Cool Flash available for shank diameter 6 - 25 mm
Shrink Fit Chuck Standard Version, DIN ISO 7388-1, SK50
asset-114943-1238
Description Norm: Value: metric/ inch
Clamping diameter D1 0.236 inch
Length A A 3.15 inch
A-length version short
Diameter 2 D2 0.827 inch
Diameter 3 D3 1.063 inch
Length L 1.417 inch
Interface SK50
Mass (weight) D7 6.417 lbs
Standard number of properties layout NSM DIN4000-89
Body diameter 1 A1 1.063 inch
Flange diameter A4 3.839 inch
Interference diameter A6 0.827 inch
Length body diameter 1 B1 2.398 inch
Protruding length B3 3.15 inch
Overall length B4 7.156 inch
Taper angle B51 4,5 °
Functional length B71 1.732 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 0060
Connection diameter min C71 6
Clamping length max. / nominal length C81 1.417 inch
Clamping length, min., workpiece side C82 1.024 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 ZYL00600115
interface code to machine side J6 SKG05001795
Weight WT 6.417 lbs
Standard number of properties layout NSM DIN4000-89
Body diameter 1 BD1 1.063 inch
Flange diameter DF 3.839 inch
Interference diameter DCINTF 0.827 inch
Length body diameter 1 LBD1 2.398 inch
Protruding length LPR 3.15 inch
Overall length OAL 7.156 inch
Taper angle TA 4,5 °
Functional length LF 1.732 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 0060
Connection diameter min DCONN 6
Clamping length max. / nominal length LSCX 1.417 inch
Hand HAND N
coolant entry style code CNSC 7
coolant exit style code CXSC 1
Company identification COMPC HAI
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)
The most important features:
  • 1. High runout accuracy (< 0.003 mm)
  • 2. Extreme clamping torque by high pressing in the clamping bore
  • 3. Short chamfer
  • 4. Dynamic form: Reinforced shank at long tool holders. Compromise between slimness (marginal interference contour) and rigidity
  • 5. Cool Jet (on request)
  • 6. Threaded bores for simple and fast balancing with screws
Cool Jet (optional)
  • Optimized coolant bores, aimed at center
  • Coolant directly to the cutting edge
  • Extended tool life up to 100%
  • Higher reliability of cutting process
  • No more balls of chips on tool
  • Cool Jet starting from shank diameter 6 mm
Cool Flash (optional)
  • Optimized coolant bores with coolant outlet through slots
  • Coolant directly to the cutting edge
  • Extended tool life up to 100%
  • No more balls of chips on tool
  • Optimized runout accuracy! No additional unbalance! No disturbing clearance!
  • Cool Flash available for shank diameter 6 - 25 mm
Shrink Fit Chuck Standard Version, DIN ISO 7388-1, SK50
asset-114943-1238
Description Norm: Value: metric/ inch
Clamping diameter D1 0.236 inch
Length A A 3.15 inch
A-length version short
Diameter 2 D2 0.827 inch
Diameter 3 D3 1.063 inch
Length L 1.417 inch
Interface SK50
Mass (weight) D7 6.417 lbs
Standard number of properties layout NSM DIN4000-89
Body diameter 1 A1 1.063 inch
Flange diameter A4 3.839 inch
Interference diameter A6 0.827 inch
Length body diameter 1 B1 2.398 inch
Protruding length B3 3.15 inch
Overall length B4 7.156 inch
Taper angle B51 4,5 °
Functional length B71 1.732 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 0060
Connection diameter min C71 6
Clamping length max. / nominal length C81 1.417 inch
Clamping length, min., workpiece side C82 1.024 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 ZYL00600115
interface code to machine side J6 SKG05001795
Weight WT 6.417 lbs
Standard number of properties layout NSM DIN4000-89
Body diameter 1 BD1 1.063 inch
Flange diameter DF 3.839 inch
Interference diameter DCINTF 0.827 inch
Length body diameter 1 LBD1 2.398 inch
Protruding length LPR 3.15 inch
Overall length OAL 7.156 inch
Taper angle TA 4,5 °
Functional length LF 1.732 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 0060
Connection diameter min DCONN 6
Clamping length max. / nominal length LSCX 1.417 inch
Hand HAND N
coolant entry style code CNSC 7
coolant exit style code CXSC 1
Company identification COMPC HAI
All product variants
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Order No. A-length version Clamping diameter Interface Length A Upgrade Downloads metric/ inch
50.440.06 short 0.236 inch SK50 3.15 inch
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50.440.06.2 short 0.236 inch SK50 3.15 inch with Cool Jet
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50.440.08 short 0.315 inch SK50 3.15 inch
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50.440.08.2 short 0.315 inch SK50 3.15 inch with Cool Jet
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50.440.10 short 0.394 inch SK50 3.15 inch
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50.440.10.2 short 0.394 inch SK50 3.15 inch with Cool Jet
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50.440.12 short 0.472 inch SK50 3.15 inch
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50.440.12.2 short 0.472 inch SK50 3.15 inch with Cool Jet
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50.440.14 short 0.551 inch SK50 3.15 inch
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50.440.14.2 short 0.551 inch SK50 3.15 inch with Cool Jet
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50.440.16 short 0.63 inch SK50 3.15 inch
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50.440.16.2 short 0.63 inch SK50 3.15 inch with Cool Jet
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50.440.18 short 0.709 inch SK50 3.15 inch
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50.440.18.2 short 0.709 inch SK50 3.15 inch with Cool Jet
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50.440.20 short 0.787 inch SK50 3.15 inch
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50.440.20.2 short 0.787 inch SK50 3.15 inch with Cool Jet
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50.440.25 short 0.984 inch SK50 3.937 inch
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50.440.25.2 short 0.984 inch SK50 3.937 inch with Cool Jet
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50.440.32 short 1.26 inch SK50 3.937 inch
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50.440.32.2 short 1.26 inch SK50 3.937 inch with Cool Jet
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50.442.06 oversize (160 mm) 0.236 inch SK50 6.299 inch
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50.442.08 oversize (160 mm) 0.315 inch SK50 6.299 inch
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50.442.10 oversize (160 mm) 0.394 inch SK50 6.299 inch
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50.442.12 oversize (160 mm) 0.472 inch SK50 6.299 inch
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50.442.14 oversize (160 mm) 0.551 inch SK50 6.299 inch
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50.442.16 oversize (160 mm) 0.63 inch SK50 6.299 inch
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50.442.18 oversize (160 mm) 0.709 inch SK50 6.299 inch
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50.442.20 oversize (160 mm) 0.787 inch SK50 6.299 inch
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50.442.25 oversize (160 mm) 0.984 inch SK50 6.299 inch
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50.442.32 oversize (160 mm) 1.26 inch SK50 6.299 inch
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50.444.06 AL130 0.236 inch SK50 5.118 inch
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50.444.08 AL130 0.315 inch SK50 5.118 inch
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50.444.10 AL130 0.394 inch SK50 5.118 inch
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50.444.12 AL130 0.472 inch SK50 5.118 inch
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50.444.14 AL130 0.551 inch SK50 5.118 inch
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50.444.16 AL130 0.63 inch SK50 5.118 inch
Download after registration
50.444.18 AL130 0.709 inch SK50 5.118 inch
Download after registration
50.444.20 AL130 0.787 inch SK50 5.118 inch
Download after registration
50.444.25 AL130 0.984 inch SK50 5.118 inch
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50.444.32 AL130 1.26 inch SK50 5.118 inch
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50.446.06 ZG200 0.236 inch SK50 7.874 inch
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50.446.08 ZG200 0.315 inch SK50 7.874 inch
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50.446.10 ZG200 0.394 inch SK50 7.874 inch
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50.446.12 ZG200 0.472 inch SK50 7.874 inch
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50.446.14 ZG200 0.551 inch SK50 7.874 inch
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50.446.16 ZG200 0.63 inch SK50 7.874 inch
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50.446.18 ZG200 0.709 inch SK50 7.874 inch
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50.446.20 ZG200 0.787 inch SK50 7.874 inch
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50.446.25 ZG200 0.984 inch SK50 7.874 inch
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50.446.32 ZG200 1.26 inch SK50 7.874 inch
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50.447.06 AL120 0.236 inch SK50 4.724 inch
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50.447.08 AL120 0.315 inch SK50 4.724 inch
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50.447.10 AL120 0.394 inch SK50 4.724 inch
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50.447.12 AL120 0.472 inch SK50 4.724 inch
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50.447.14 AL120 0.551 inch SK50 4.724 inch
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50.447.16 AL120 0.63 inch SK50 4.724 inch
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50.447.18 AL120 0.709 inch SK50 4.724 inch
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50.447.20 AL120 0.787 inch SK50 4.724 inch
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50.447.25 AL120 0.984 inch SK50 4.724 inch
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50.447.32 AL120 1.26 inch SK50 4.724 inch
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