TM 9-2350-261-34INSTALL NON-SEALED INSERTS5. Install insert in threaded hole. Use a capscrew or bolt and a hex nut.6. Install lockring. Use a hammer and a flatpiece of steel. Drive straight into surface.NOTELockring must be flush or no more than1/32 inch (0.8 mm) below hull surface.INSTALL SEALED INSERTS (M981CARRIER, EXTERNAL FUEL TANKSONLY)7.8.9.10.11.12.Ensure that threaded hole is clean, dry, andnot damaged.Remove packing from insert.Apply light coat of grease to packing. Coverexternal threads of insert with paper or tapeto protect them from the grease. Slide pack-ing over paper or tape, and position packingagainst shoulder of insert. Remove protectivepaper or tape.Apply a thin, even coat of primer and thensealing compound to external threads of in-sert. Do not apply primer or sealing com-pound beyond small end of threads.Using a cap screw or bolt and hex nut,screw insert into threaded hole until packingcontacts counterbore. Turn insert 1/4 to 3/8(0.6 to 0.9 cm) of a turn more to compresspacking.Install lockring. Use a hammer and a flatpiece of steel to drive lockring in flush or nomore than 1/100 inch (0.3 mm) below sur-face.END OF TASK8-31
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