JIG FOR FORMING SEALANT LAYER FOR LIGHTNING PROTECTION FASTENER, METHOD FOR FORMING SEALANT LAYER FOR LIGHTNING PROTECTION FASTENER, LIGHTNING PROTECTION FASTENER, AND WING OF AIRCRAFT

摘要

To provide a jig for forming a sealant layer for a lightning protection fastener which enables to quickly and accurately obtain a sealant layer having a required thickness. A guide jig 30 is used to form a sealant layer 29 around a fastener member 24 that passes through and fastens a plurality of members constituting an airframe of an aircraft, the jig including: a cup 31 including a cavity 33 to be filled with an uncured sealant 28; and a guide that is provided within the cavity 33 and engaged with the fastener member 24 so as to match a center axis of the cavity 33 with a center axis of the fastener member 24.