5.25 O.D. Drive Sub 2-3/8 Reg Pin Up and 4.25-6 Stubb Acm

5.25 O.D. Drive Sub 2-3/8 Reg Pin Up and 4.25-6 Stubb Acme Pin and 3-1/8 PRT Pin Down, (4140 material) , 1I.D. and 42 Over All Length, Weatherford Part Number 64567.F/ Weatherford and manufactured per Weatherford's drawing Faxed 3/5/04, from Ken Winterroad. Drawing has been modified with hand drawings and specifications.