RK 55HC,ym1700, NH7610S, Ford 8N, 2N, NAA, 660, 850 x2, 541, 950, 941D, 951, 2000, 3000, 4000, 4600, 5000, 740, IH 'C' 'H', CUB, John Deere 'B', allis 'G', case VAC
My NH 1920 had a fill cap similar to that.. I use a semi-flexible long funnel for that one. it bent around and stuck in place.. then you could prop the 5 gallon pain on yer knee and pour. But yeah.. no pop bottle funnel for that one.