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PB Heavy Duty Keyed Chuck 3 Series 5/8in (16mm) Chuck

Model Name: 3A 3B 5/8 3B 1/2 3KD 3PD

Jacobs Traditional Plain Bearing Design for Heavy Duty Industrial Drilling and Lathe Work.

5/8in (16mm) Capacity, JACOBS K3 Key.

  • Heavy Duty Design.

  • Jacobs fluted sleeve design.

  • Jaws Center-Grind for Straightness and Alignment.

  • Through-hardened sleeve teeth, plus hardened nose and keyholes provide outstanding wear resistance.

  • Each chuck 100% inspected for performance and precision.

  • Chuck Capacity  :1/8“-5/8"(3-16mm)

  • Key Type            :JACOBS K3

  • T.I.R. 0.004" Maximum at half capacity.

Model PN(C&K) PN(Chuck) Mount L (in/mm) Dia (in/mm) Package
3A 6223 - 3JT 2.87"72.9mm 2.30"/58.4mm Boxed
3B 5/8 JCM6232 4953 5/8-16 UNF 2.84"/72.1mm 2.29"/58.3mm Boxed
3B 1/2 33351 33350 1/2-20 UNF 2.84"/72.1mm 2.29"/58.3mm Boxed
3 KD 6228 - 3JT 3.12"/79.2mm 2.29"/58.3mm Boxed
3 PD 6230 - 3JT 3.12"/79.2mm 2.29"/58.3mm Boxed

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