Special Combi-size Spring Washers
In the latest assembly technique, bolts with plane washer and spring washer in combination are inserted prior to thread forming so that it does come out and become a unit assembly. This reduces handling and sub-assembling time of individual parts. The internal diameter is little less than that of prescribed in standards.
Khanwalkar Industries has gained expertise in manufacturing these washers generally referred as ‘Combi Washers’. These are available in all sizes.