"Special Grease Head for Rubber Parts of Outer Oil Seal Components" applied by Tianma (Chengdu) Railway Bearing Co., Ltd has passed the review made by the State Intellectual Property Office of the P.R.C, meanwhile obtained the national patent with the patent number of "ZL 2010 2 0600661.5".
Product Model | Inside Diameter | Outside Diameter | Thickness |
BHA87Z IKO | 12.7 | 19.05 | 11.13 |
BHA812Z IKO | 12.7 | 19.05 | 19.05 |