800.253.0820
3977 Emerald Dr., Kalamazoo, MI 49001
4 Jaw Large Diameter Combination Chucks for Large Swing Lathes and VTL
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24" - 120" Chucks

  • Forged steel body
  • Induction hardened in areas of friction
  • Chuck bodies fully ground, including guideways
  • Two piece jaws according to ASA norms
  • Steel jaws cement hardened, treated and ground on all surfaces
  • Scroll induction hardened and ground on spiral and internal diameter
  • Operating screws hardened and ground
  • Larger sizes available upon request
  • Also available in 3-Jaw and 6-Jaw

See complete product details in our latest catalog >>

Table Test

4 Jaw Large Diameter Combination Chuck for Large Swing Lathes and VTL
Chuck Size Recessed Mount SteelStraight D Mount Type Steel A Spindle Mount Steel
24" 2427300 D-11 2427325 A2-11 2427313
    D-15 2427326 A2-15 2427314
28"2827300D-112827325A2-112827313
  D-152827326A2-152827314
32" 3227300 D-11 3227325 A2-11 3227313
    D-15 3227326 A2-15 3227314
        A2-20 3227315
36"3627300D-113627325A2-113627313
  D-153627326A2-153627314
    A2-203627315
40" 4027300 D-15 4027326 A2-15 4027314
        A2-20 4027315
For sizes larger than 40" consult factory

Table Test

Dimensional Data (in inches)
SIZE A Mount B C D E F G H J
24" Recess 7.68" 23.07" 21.45" 7.09/10.55" 3.39" 8.35/7.09" 6xM16 1.57"
A11 8.66" 9.25" 7.75 7.09" 3.39" 8.35" - 1.57"
A15 9.65" 13.00" 11.25 10.51" 3.39" 7.09" - 1.57"
27.5" Recess 7.87" 25.98" 23.82 7.56/10.55" 3.39" 9.72/8.35" 6xM20 1.57"
A11 8.86" 9.25" 7.75 7.56" 3.39" 9.72" - 1.57"
A15 8.86" 13.00" 11.25 10.51" 3.39" 8.35" - 1.57"
31.5" Recess 8.07" 29.92" 27.76 10.55/15.00" 3.39" 9.72/7.24" 6xM20 1.57"
A11 9.06" 9.25" 7.75 7.56" 3.39" 10.71" - 1.57"
A15 9.06" 13.00" 11.25 10.51" 3.39" 9.72" - 1.57"
A20 9.06" 18.25" 16.25 15.00" 3.39" 7.24" - 1.57"
35.43" Recess 8.46" 33.46" 31.69 11.02/15.00" 3.39" 10.71/9.72" 6xM24 1.57"
A11 9.45" 9.25" 7.75 7.56" 3.39" 10.71" - 1.57"
A15 9.45" 13.00" 11.25 11.02" 3.39" 10.71" - 1.57"
A20 9.45 18.25" 16.25 15.00" 3.39" 9.72" - 1.57"
39.37" Recess 8.86" 37.40" 35.63 11.02/16.06" 3.39" 12.87/10.71" 6xM24 1.57"
A15 9.84" 13.00" 11.25 11.02" 3.39" 12.87" - 1.57"
A20 9.84" 18.25" 16.25 16.06" 3.39" 10.71" - 1.57"