Pratt Burnerd Operating Screw For 20in Type 56 Square Thread Chucks
A : 1.1/2in
B : 7.25/32in
C : 2.15/32in
D : 15/16in
E : 3/4in
Thread : 5 TPI (Square)
Part Number 2560-51365
A quicker delivery time may be possible, but subject to extra carriage charges.