May 2008
Gibbs Machinery Co
21500 Hoover Rd
Warren MI 48089-3160
Tel: 586-755-5353 Fax: 586-755-0304
sales@gibbsmachinery.com www.gibbsmachinery.com

No. 12M Fellows Involute Tester, Indicator, 1982, #2502 [2502]


EQUIPPED WITH:

Indicator
Standard
Extra Height Column To Accomodate 31-3/8" c.c.
Sliding Type Tailstock
Special 10" Travel Gauge Head
50mm or 80mm Recorder
Hot Pen and Roll of Chart Paper (3.2" x 125')
One Electrical Indicator for Measuring Pointer Movement and Radial Setting
One Involute Pointer for External Gears, 16 Pitch or Coarser
Micrometer, Dial Indicator and Standards for Setting 0-6" Base Radii
Dual Ratio Paper Drive to Record 3 Degrees or 1/2 Degree of Roll on
Chart Paper
(3) Shock Absorber Pads
Live Tailstock Center
Complete Electrical Motor and Controls Wired for Single Phase, 60 Cycle, 115 V

CATALOG SPECIFICATIONS:

Maximum Pitch Diameter ............................ 12"
Maximum Movement or Pointer Holder ................ 10" Special
Maximum Movement of Work Spindle .................. 4"
Maximum Adjustment of Tailstock Center ............ 29-1/2"
Maximum Distance Between Centers .................. 31-3/8" Special
Approximate Dimensions ............................ 3'2"L x 3'W x 6'10"H
Net Weight W/Recorder ............................. 2,200 Lbs.
Maximum O.D. Part ................................. 12" D.P.

F.O.B., TRUCK, WARREN, MI




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