. Electric railway journal . h- B. -3*73!--4A I A = 1^32 For New Axles with 3% Journals. J A - l2C For Old Axles with Sj/journals. I Electric By. Journal R. T. Running Gear—Journal Bearing for ElevatedTrailer Trucks have built for the surface overhauling shops eight hori-zontal boring mills of universally adjustable type, whichare to be used for the accurate boring of motor journal —f r ~/~ Electric Ry. Joun Bearing Tinned before Babbitting. B. R. T. Running Gear—tfA-m. x 8-in. Journal Bearing forSurface and Elevated Trucks Following the inauguration of the reboring of the West-ingh
. Electric railway journal . h- B. -3*73!--4A I A = 1^32 For New Axles with 3% Journals. J A - l2C For Old Axles with Sj/journals. I Electric By. Journal R. T. Running Gear—Journal Bearing for ElevatedTrailer Trucks have built for the surface overhauling shops eight hori-zontal boring mills of universally adjustable type, whichare to be used for the accurate boring of motor journal —f r ~/~ Electric Ry. Joun Bearing Tinned before Babbitting. B. R. T. Running Gear—tfA-m. x 8-in. Journal Bearing forSurface and Elevated Trucks Following the inauguration of the reboring of the West-inghouse 68 and 81 motors, special instructions were issuedthat, as it would be impossible to rebore the shells again,more care should be given to the wear of the outsidediameter of the armature and axle bearings in order to Table I.—Showing Total Air Gap and Other Clearances. Standard Distance Between Armature Minimum Type of Total and Pole Piece. Allowable Motor. Air Gap, In. , * , Clearance, In. Top, In. Bottom, In. GE-64 9/32 1/8 5/32 5/64 GE-80 11/32 5/32 3/16 5/64 GE-800 5/16 1/8 3/16 3/32 GE-212 15/32 13/64 17/64 1/8 W-68 3/8 3/16 3/16 3/32 W-81 5/16 5/32 5/32 5/64 W-93 3/8 3/16 3/16 3/32 W-101 3/8 3/16 3/16 3/32 W-50-B 1/2 1/4 1/4 1/8 W-50-E 7/16 7/32 7/32 7/64 W-50-L 7/16 7/32 7/32 7/64 W-300 3/8 3/16 3/16 3/32 prevent loose-fitting bearings and consequent wear of themotor
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