Leonard Dudzik;38;of 210 Henry St.;Belle Vernon;died Tuesday;June 26;1990;at 2:35 p.m.in Mon Valley Hospital;Carroll Township.  He was born in North Charleroi on May 10;1952;a son of the late John J.Dudzik and Genevieve Wieczorek Dudzik;who survives and resides in Monessen.  Mr.Dudzik belonged to the Belle Vernon Moose and the Legion of Moose of Glassport.  He had lived in the Belle Vernon area for the last 11 years;having been raised in the Monessen area.  Formerly he was an equipment operator on the track gang of the Union Railroad of Monroeville.  In addition to his mother;he is survived by his wife;Nancy Albright Dudzik of Fayette City;a daughter;Becky Jo Dudzik of Belle Vernon;a brother and his wife;John and Linda Dudzik of Monongahela;a nephew and niece;J.J.Dudzik III and Joyce Lynn Dudzik of Monongahela;and a special friend;Bertha Bondi of Belle Vernon.  Friends will be received at the Ferguson Funeral Home;700 Broad Ave.;Belle Vernon;Wednesday from 7 to 9 p.m.and Thursday from 2 to 4 and 7 to 9 p.m.  Funeral services will be held from the funeral home on Friday at 1 p.m.  Interment will be in Belle Vernon Cemetery.  In lieu of flowers the family requests donations be made to the Moose Heart or a charity of your choice through the funeral home.  The Ferguson Funeral Home is in charge of the arrangements.