Enclosure,Drain Trough SVCE (501F)
   NOTE:  Starting With #1004775 And Between
          #M960170-M960319 And #M996400-M996574,
          Part is NLA
          Prior to #M/P1004775 Except Between
          #M960170-M960319 And #M996400-M996574
          See 7017968.