Manual 8" 3-Jaw Chuck

• Radially adjustable to 0.0005" minimizing  chuck jaw radial runout
•        with provided radial adjustment screws
• Maintain approx 0.020" clearance between adapter pilot and
•        chuck ID pilot diameter (Dia. D1 on chart - depth h)
• Maximum RPM: 3100
• Semi-steel chuck body
• 2 piece jaws - separate hardened base and top jaw
•        Supplied top jaws are hardened reversible type
• Top jaw American standard tongue and groove type
• Base jaw accepts the American Standard tongue and Groove
• Standard Shipment includes one set of reversible hard top jaws, jaw T-wrench, and mounting bolts
• NEW / UNUSED CONDITION

PART GRIPPING DIAMETRICAL RANGE:
        OD Gripping:   8.25" max /  0.200" min
         ID Gripping :   6.75" min /  2.125" min

Specification / Dimensions (see Illustration) :

• Nominal Size : 8"
• Model : KM31-200
• Mount : Plain back
• D: 210 mm (8.27 in)
• D1 : 120.65 mm (4.75 in)
• D2: 190.5 mm (7.5 in) - Outer Mounting Hole Diameter
•  Note: Chuck does not have inner D2 pattern
• D3: 57.5 mm (2.264 in) - Through Hole
• H: 132.2 mm (5.206 in )
• H1: 79.3 mm (3.122 in) - Chuck Body Width
• h: 19.1 mm (0.752 in) - Pilot Depth
• z-d: 6-M10  (or 3/8-16) - Mounting Screws
• Max RPM : 2700
• Mass : 19 kg (41.8 lb)