part 9.851-989.0 Hollow shaft Hawk code 9.851-989.0 Details Hawk number9.851-989.0 DescriptionHollow shaft ItalianALBERO CAVO Ø28Qty per pump1 Fits these pumps Hawk NHDP 120-C 2 NHDP8512C1LNHDP8512C1R