D1NN11603B
Distance from tang to tang measures 1-3/8" and the tang width is
Use with pipes NCA5255B and NCB5255B
MF1085 (early production with 5-1/2 inch wide hub)
For Perkins engine
DISC 194621M1 D1NN11603BDisc, rear wheel 28 inch and 32 inch, 8 bolt hub, 6 bolt rim. Tractors: 8N (1948 to 1952), NAA, 600, 700, 800, 900, 2000, 4000 (1953 to 1964), 2000, 3000, 4000 (1965 to 1975), 2600, 3600, 3900, 4100, 4600, 5600, 5700, 6600, 6700, 7600, 7700, 231, 233, 333, 335, 420, 515, 531, 532, 535 (1975 to 1981), 2310, 2610, 2810, 2910, 3610, 3910, 4110, 4610, 230A, 234, 334, 530A (1981 to 2 1990). Interchange 86512668,963763,C5NN1036D, Net Weight (lbs) 58. 35