← Bertram (Niles) Specifications UMS MACHINERY SPECIFICATION LIBRARY
Bertram (Niles) 91" x 52' 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: Lathes, Manual
Historical 91" x 52' Specifications by Year Choose a recorded year below. Each configuration is joined to specifications only by its exact historical InvID.
Bertram (Niles) 91" x 52' — UMS record #3278 Lathes, Manual
Historical UMS record #3278
Copy Specifications Specifications CAPACITY
Swing 91"
Swing Over Cross Slide/carriage 76"
Distance Between Centers 629"
SPINDLE
Spindle Speed: Minimum (RPM) 1.85 rpm
Maximum 59.3 rpm
Spindle Bore 2.75"
Main Motor (HP) 40 hp
CHUCK
Diameter 60"
Number of Jaws 4
ATTACHMENTS
Threading Yes
Equipped With Full Length Threading
(3) Steady Rests: 66", 50" & 30" Capacities
Rapid Traverse
Two piece bed & lead screw for ease of shipping/assembly
60" 4-Jaw chuck/faceplate
Twin Carriages
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