The Yukon Gear & Axle replacement pinion nut covers Model 20 and 35 axles, Dana 30 JK, 44 JK front, Ford 10.25" and 10.5" and some 9.75" housings, specified with 7/8-20 thread and a 1 1/8" socket. It’s intended for front axle and differential service where those axle families and sockets apply. Yukon’s small-parts line supplies the associated hardware needed to complete axle rebuilds.
Yukon Gear Rplcmnt Pinion Nut For Model 20 & 35 / Dana 30/44 JK - 7/8-20 Thread / 1 1/8 Socket