Used on nha: fuel system, lines gp-fuel, p/n 130-4646; end item is model cs-433 type i, vibrating roller, caterpillar direct vendor delivery (dvd) program.
Used on 1520-01-355-8250. male straight adapter 1st end single barbed connection for tubes with 0.250 inch i.d.; 2nd end is 0.500 inch external npt npt 2nd end thread series