Heald 273A Universal Internal Grinder w/ 12″ Extended Base

Overview

Heald Model 273A Universal Internal Grinder w/ 12″ Extended Base
Serial Number: G2810

Specifications:
Swing over table: 24.5″
Hole length ground: 16”
Max Table Travel: 20”
Hole diamter ground: 18”
Included angle taper: 180 Degrees
Grinding speed: 0 – 18 FPM
Workhead Speed: 0 – 500 RPM ( Variable )
Crossfeed Increments: .0001” – .0005”

EQUIPPED WITH:
12″ Extended Base
11,000 RPM Red Head Spindle
Jaw Chuck –
12,000 RPM Heald Spindle
Hydrostatic ways
Cross sliding workhead
Sine bar attachment
Dresser
Coolant Pump & Tank