TM 5-4320-302-146-15.CYLINDER (CONT)Location/ItemActionRemarks3.Cylindera.Clean thoroughly with P-D-680 solvent. Dry with compressed air. Inspect fordamage, warpage, rust, or corrosion. If severely damaged or warped, replacecomplete with new piston as necessary.b.Inspect cylinder for cracks, scoring, glazing, a ridge on the upper portion of innersurface, or adhering metal particles (fretting) on outer surface.c.Set precision bore gage to normal or oversized cylinder bore:NORMAL AND OVERSIZEDCYLINDER BORECYLINDER BOREWEAR LIMITinchesinchesCYLINDER BORE(millimeters)(millimeters)Normal3.9370 to 3.94573.9488 to 3.9575(100.0 to 100.22)(100.3 to 100.52)First oversize3.9567 to 3.96543.9685 to 3.9772(100.5 to 100.72)(100.8 to 101.02)Second oversize3.9764 to 3.98503.9882 to 3.9969(101.0 to 101.22)(101.3 to 101.52)6-100
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