TM 10-5411-224-14NOTEOpen end rivets may be used only where moisture and dirt intrusion will not effect the shelter.(1) Installation. (Figure 5-2).NOTEWhen installing new rivets in the same location as a rivet that has been removed, if diameterof hole in structure has been enlarged during removal of rivet, use next larger diameter rivetfor replacement. Clean rivets with solvent before installing.(a)Determine type, size, and grip range of rivet to be used. Grip length equals the combined thickness of thematerials being riveted together. Grip range of the rivet must encompass the grip length.WARNINGDrilling creates metal chips which may enter eyes and cause serious injury. Eye protection isrequired.CAUTIONMake sure drill bit has a stop attached which will prohibit the drill from exceeding a depth ofone inch.NOTEDrill hole size must match the size of the rivet being used. Quantities of sheets may be drilledat the same time when held together with sheet fasteners.(b)Drill hole in structure.(c)Remove all metal chips and burrs from drilled holes.(d)If flush head rivet is being installed, countersink hole using a 100-degree or 120-degree machine countersink.(e)Coat all rivet bodies with fiber filled polyester resin (Item 10, Appendix E) before installing.(f)Insert rivet in hole. Make sure sheets are held tightly together before upsetting or pulling rivet.(g)Select proper pulling head for rivet being installed and install pulling head on rivet gun.(h)Insert stem of rivet into pulling head.(i)With pulling head parallel to axis of rivet, upset rivet. Exert firm pressure but do not bend or buckle metalsheets. Stem will break off below rivet head surface. No trimming should be required.(j)Make sure riveted parts are not loose, rivet does not rotate, and rivet head is seated tightly against rivetedsurface. If rivet is loose or improperly installed, remove the rivet and repeat steps (a) through (i).5-6
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