Description
- 1x Sherline 9/16" Through-Hole Spindle Headstock
- 1x 10-32 X 3/8″ Set Screw
- 1x Headstock Casing
- 1x 9/16″ Preload Nut
- 1x 9/16″ Headstock Spindle
- 1x Precision Ground Head Key
- 1x Bearing Washer (SS)
- 1x 10-32 X 5/8″ Skt Hd Cap Screw
- 1x Headstock Class 3 Bearing
- 1x Headstock Class 5 Bearing
- 1x #2 X 1/4″ Pan Hd Sheet Metal Screw
- 1x 10-32 X 3/16 Cup Pt Set Screw
- 1x 5/16-18 X 3/4″ Cone Point Set Screw
- 1x 9/16″ Headstock Spindle Pulley
- 1x Motor Bracket
- 1x Drive Belt
- 1x DC Speed Control Assembly w/Belt Guard
- 1x Stepped Motor Pulley
- 1x Hill House DC Motor (2020)
- Spindle through-hole: 9/16″ (14.28 mm)
- Spindle external thread: 3/4 x 16
- Pulley groove side angle: 19°
- Maximum allowable spindle runout at spindle nose: 0.001″
- Spindle end play adjustable with preload nut, factory settings: 0.0002″
- Headstock bearings: 6004ZZ
- Bearing bore size: 20 mm (0.7874″)
- Bearing bore tolerance: 0.0004″
- Bearing outside diameter: 42 mm (1.6535″)
- Bearing outside diameter tolerance: 0.0005″
- Bearing width: 12 mm (0.4724″)
- Bearings: 9 balls, 1/4″ diameter
- Motor and speed control: Electric motor specifications from manufacturer
- Two-speed pulley RPM range: Normal belt position=70-2,800, high-torque, low RPM position=70-1,280
- Type of enclosure: Totally enclosed, non-vented
- Duty rating: Continuous–10 oz. in. at 6,100 RPM, 0.85 amperes; Intermittent–30 oz. in. at 5,500 RPM, 1.75 amperes (5 minutes on / 15 minutes off)
- Output horsepower: 0.06 KW (60 W) at 10 oz. in. / 6,100 RPM
- AC voltage (input): Normally 115 VAC, 60 Hz, single phase to rectifier
- DC voltage: 90V DC to motor (60 Hz)
- Speed in RPM: 6,100 RPM continuous
- Class of insulation: Class A, 105° C insulation system
- Normal full load current: 0.85 amperes
- Starting current: 1.7 amperes instantaneous starting current (<100 milliamperes)
- Type of motor: 3.00 inch (outer diameter) sub-fractional horsepower brush-type permanent magnet motor
- Temperature rise at ambient 50° C: Less than or equal to 45° C
- Motor frame size: 3 inches
- End use of motor: Drive unit for lathe or mill
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WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov.