
Black overall. One yellow and one white band (7/8 inch) forward of suspension lug, 1 inch red band on tip of nose.
A cast steel nose piece is screwed into a tubular-steel body. The tail cone is welded to the after end of the body. The nose piece has a 3 inch orifice to accommodate the C-3(a) time fuze.
Four fins are welded to the tail cone and braced by two sets of box-type struts. A fuze adapter is welded at the apex of the tail cone. The tail fuze pocket has three threads and then an annular groove.
Filler is preformed, paper wrapped, paraffin sealed picric acid blocks. Filler weight is 227 lbs (103.2 kg)
General Information, Japanese Army Bombs
Nose, C-3(a), Type 1 Long Delay
Tail, E-1(a), Type 1 Antiwithdrawal