"ASSEMBLY MADE OF MANDREL AND A BACK-UP SLEEVE BONDED TOGETHER WITH LOCKTITE 290; USED IN CONJUNCTION WITH A CA358000-( )) NOSEPIECE ASSEMBLY TO INSTALL A TWO-PIECE HOLE-LINER GROMMET IN VARIOUS TYPES OF PANELS; PART NUMBER CONSISTS OF BASIC TOO NUMBER, FIRST DASH NUMBER FOR NOMINAL DIAMETER OF GROMMET (7/16) AND A SECOND DASH NUMBER MATCHING A CHART FOR C'BORE DIMENSION (.02)"