10.43 King Bore Quick-Change Chuck

Constant Grip High Speed Thru-Hole Power Chuck

1.5mm x 60° Master Jaw Type

  • Item Code: 9171-52623
  • Availability:
  • Mfg Part #: 9171-52623
  • Brand: Pratt Burnerd

Unit Size: 1

Features Back To Top

    • 3-Point Adjusting Feature in the chuck body permits indicating in to zero. Increase Soft Jaw Life by using adjustment feature. Reduce or eliminate re-boring of Soft Jaws.
    • High RPM ... up to 6,000 using standard top jaws ... without loss of gripping force, due to internally counter-balanced design.
    • Quick Change Master Jaws, 2 sets supplied with each chuck permits offline pre-assembly of top tooling for next job reducing traditional setup time by 95%.
    • SAFE Visual Indicator shows when Master Jaws are in the unlocked mode.
    • Doubles as collet chuck as master jaws have keyed radius in front that accept standard W & S collet pads. Eliminate time wasted on switching over to collet chuck.
    • Large Thru-Hole Capacity
    • Utilize the machine's existing actuating cylinder - does not require long stroke cylinder.
    • Easy Installation - removable blank sleeve in the chuck allows the customer to bore and thread the sleeve of the chuck to match existing drawtube or drawbar.

Tech Specs Back To Top

Brand Pratt Burnerd
Chuck Size 10.43"
Collet Pad Bar Capacity 3.0"
Grip Force (lbs/f) 19,800
Jaw Stroke .160"
Mount A2-8 (Direct)
Operating Force (lbs/f) 7,200
RPM 5,000
Sleeve Stroke .730"
Thru Hole 3.03"
Tooling Hole Size 3/8" UNC