SLIDING SPLINE SECTIONS
Steel drive shaft splines should be lubricated with good extreme pressure (EP) grease as
recommended by lubricant manufacturers. Extreme pressure grease satisfying NLFI Grade
1 has been adapted by the factory. Relube spline at the intervals prescribed below. Apply
grease gun pressure to lubrication zerk (2) until lubricant appears at pressure relief hole (1)
in welch plug at the sleeve yoke end of spline.
Cover pressure relief hole with finger and continue to apply pressure until grease (1)
appears at sleeve yoke seal (2). This insures complete lubrication of spline.
LUBRICANTS
A high quality extreme pressure (EP) grease recommended by lubrication manufacturers for
universal joints should be used. Lithium soap base greases meeting National Lubricating
313P/N 12261-683 REVISED: January 2015
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