5-9. REPAIR BEARING PLATE, SWIVELTOOLS: Tool kit, general mechanicsNSN 5180-00-177-7033TM 10-8110-202-13 & PPLATE, CLOSURE RING, AND CLOSURE PLATEPaint brushMATERlALS/PARTS: Chemical conversion coating, MlL-C-5581 (Item 5, Appendix F)Cloth, abrasive, 400 grit (Item 6, Appendix F)Enamel, alkyd (Item 8, Appendix F)Methyl ethyl ketone (MEK) (Item 10, Appendix F)GENERAL SAFETY INSTRUCTIONS:Well-ventilated area.NOTEPRELIMINARY CONDITION: Drum disassembled (para 5-4).The followingparagraph.1. Remove raised metal and blendNOTEprocedures apply to all parts covered in thisin depressions as follows:a. Use 400 grit abrasive cloth to remove raised metal or blend in depressions. Smoothness ofrepaired surface shalI equal undamaged areas of same functional surface.Methyl ethyl ketone (MEK) used for cleaning drum bodyrepair areas is extremely flammable and is potentially dan-gerous to personnel and property. Keep container closed.Use in a well-ventilated area as the fumes are dangerous ifinhaled. Avoid repeated and prolonged skin contact. Flashpoint of MEK is 24° F (4.4°C).b. Clean repaired surface using MEK.c. Coat repaired surface with chemical conversion coating.2. Remove corrosion as follows:a. Remove corrosion with wire brush.b. Clean surface with MEK.c. Coat repaired surfaces with chemical conversion coating.3. Touch up painted surfaces as follows:a.Touch up repaired or damaged painted surfaces using alkyd enamel per Fed. Spec. TT-E-527,color number 30277, and a brush.5-19
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