← Gray Specifications UMS MACHINERY SPECIFICATION LIBRARY
Gray 660FC Specifications Historical specifications from exact UMS machinery records.
Historical specification information — not a machine-for-sale listing. Specifications can vary by year, control, configuration and optional equipment.
Machine type: Horizontal Boring Mills (HBM)
Historical 660FC Specifications by Year Choose a recorded year below. Each configuration is joined to specifications only by its exact historical InvID.
1968/82 Gray 660FC — UMS record #14048 Horizontal Boring Mill, Floor Type
Historical UMS record #14048
Copy Specifications Specifications SPINDLE
Diameter 6"
Speeds 4.5 To 900 RPM
Main Motor 50 HP.
TRAVELS
X-Axis 40' (480")
Y-Axis 15' (180")
Z-Axis 48"
Column Travel 36"
FEED RANGE
X-Axis .033 To 40 IPM
Z-Axis .0066 To 8 IPM
Y-Axis .0066 To 80 IPM
W-Axis .0066 To 80 IPM
RAPID TRAVERSE
X-Axis 120 IPM
Y-Axis 120 IPM
Z-Axis 100 IPM
W-Axis 60 IPM
FLOOR PLATE
Length 46' (552")
Width 16' (192")
Equipped With General Electric 1050MC CNC Control
Infinitely Variable SCR Drives On All Feeds & Spindle Speeds
Right Angle Head
#50 Taper
Power Draw Bar
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