The 3301-201 companion flange is engineered for use with NP203 and NP205 transfer cases, featuring a counterbore depth of 0.421 inches. It has a spline count of 32 and a spline diameter of 1.401 inches. The hub diameter is 2.125 inches, complemented by a thru hole of 2.000 inches and a pilot diameter of 2.000 inches.
This flange has dual bolt circle diameters of 3.5 inches and 4.25 inches, with 8 bolt holes designed for M12-1.75mm threaded bolts (see part number N800594-S100). The face to end measurement is 2.125 inches, and it is classified as light duty (LD).
The 3301-201 companion flange can be used to build a rear CV shaft and is compatible with 1310, 1330, 1350, and 1410 flanges and CVJ heads featuring a 2-inch pilot. Mating part numbers include 3502-21, 211631X, 211229X, and 3594-2000U. Note that holes may need to be drilled depending on the mating component.
Additionally, it accommodates seals with an inner diameter of 2.125 inches and an outer diameter of 3.063 inches, such as part numbers TK50092, 473468, and 473204.
