Those are most of the weapons loading right there from my globalload.txt (some of them are just global files that contain more than just weapohs though).
I would guess its in one of the global equips as its a luclin model but ya never know. I'm sure there's someone who would be able to find it easier than I but this list should at least get you started.
Code:
1,1,TFFFE,Global_obj,Loading Character Equipment Files
1,1,TFTFE,GEquip,Loading Character Equipment Files
2,0,TFFFE,GEquip8,Loading Character Equipment Files
2,0,TFFFE,GEquip2,Loading Character Equipment Files
2,0,TFFFU,grass,Loading Character Equipment Files
2,0,TFFFE,GEquip5,Loading Character Equipment Files
2,0,TFFFE,GEquip4,Loading Character Equipment Files
2,0,TFFFE,GEquip3,Loading Character Equipment Files
2,0,TFFFE,loyequip,Loading Character Equipment Files
2,0,TFFFE,ldonequip,Loading Character Equipment Files
2,0,TFFFE,gatesequip,Loading Character Equipment Files
2,0,TFFFE,omensequip.eqg,Loading Character Equipment Files
2,0,TFFFE,donequip.eqg,Loading Character Equipment Files
2,0,TFFFE,dodequip.eqg,Loading DoD Character Equipment Files
2,0,TFFFE,porequip.eqg,Loading PoR Character Equipment Files
2,0,TFFFE,tssequip.eqg,Loading TSS Character Equipment Files
2,0,TFFFE,tbsequip.eqg,Loading TBS Character Equipment Files
2,0,TFFFE,sofequip.eqg,Loading SOF Character Equipment Files