Precision Ground Rubber Balls

PAI Ground Rubber balls are available in a variety of materials, including Viton®, Buna N, Neoprene®, HNBR and more.

Click here to view our Rubber Ball Brochure.

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Unit of Measure

Items	1901-188 3/16 inch Fractional Diameter Ground Rubber Ball	1901-250 1/4 inch Fractional Diameter Ground Rubber Ball	1901-312 5/16 inch Fractional Diameter Ground Rubber Ball	1901-375 3/8 inch Fractional Diameter Ground Rubber Ball	1901-437 7/16 inch Fractional Diameter Ground Rubber Ball
Fractional Diameter (inches)	N/A 3/16	N/A 1/4	N/A 5/16	N/A 3/8	N/A 7/16
Decimal Diameter (inches)	N/A .187	N/A .250	N/A .312	N/A .375	N/A .438
Diametric Tolerance (±) (inches)	N/A .003	N/A .003	N/A .003	N/A .003	N/A .004
Sphericity (inches)	N/A .003	N/A .003	N/A .003	N/A .003	N/A .004