HSF Series 4-Jaw Open-Center Power Chuck

Price $4,757.50 - $6,572.50
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Includes:
Mounting Bolts; Blank Drawnut; Soft Top Jaws; Master Jaws; T-Nuts; Handle
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SPEC


  HSF-08 HSF-10 HSF-12
Thru Hole Dia.
[mm]
52 77 91
Grip Dia. Max
[mm]
210 254 304
Grip Dia. Min
[mm]
13 31 34
Jaw Stroke Dia.
[mm]
7.4 8.8 10.6
Plunger Stroke
[mm]
16 19 23
Max. Permissible Input Force
[kN(kgf)]
23.2 (2366) 28.5 (2906) 36.7 (3742)
Max. Static Gripping Force
[kN(kgf)]
57.3 (5843) 74 (7546) 96 (9789)
Max R.P.M
[min-¹]
5000 4200 3300
Weight
[kg]
22.5 34.5 52
Moment of Inertia
[N·m2(kg·m²)]
0.15 0.312 0.744
Operating Cylinder

SD-15452 SD-18577 SD-20591
Max. Hydraulic Pressure
[MPa(kgf/cm²)]
1.80 (18.4) 1.80 (18.4) 1.80 (28.5)
Kitagawa® Model

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Product Drawings
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CAD
3D
PDF
CAD
3D
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CAD
3D

※ Product specifications can be changed without notice for product performance.

Application:

The HSF-08 is is a specialized wedge-style 4-jaw open-center power chuck engineered for high-speed and general-purpose turning applications. Whether you're working with bar-fed materials or handling shaft components, the HSF-08 delivers strong, reliable clamping across a wide range of machining environments.

Technical Features:

Featuring a rugged wedge mechanism for dependable force transmission, the HSF-08 provides consistent and secure workholding. Its open-center design enables efficient through-hole machining, ideal for bar work and long components. The chuck offers a jaw stroke of up to 7.4mm, a maximum gripping force of 57.3kN, and supports spindle speeds up to 5,000 RPM, ensuring both precision and performance at high speeds. Manufactured with precision-ground and hardened internals, the HSF-08 is built for longevity and repeatability. Compatible with standard rotary hydraulic cylinders, it easily integrates into existing CNC lathe setups.