Part Number: 147C6A9 (Oval head 5056-h32 alum.semi-tub) Part Number: 147C6A9-P (Oval head 5056-h32 alum. semi-tu) Part Number: 147C6A9-PTPR (Oval hd.5056-h32 alum.semi-tub.p) Part Number: 147C6AA215 (Oval head 1100 alum. semi-tubula) Part Number: 147C6AD10-10 (Oval head 2117-t4 alum.semi-tub.) Part Number: 147C6AD105 (Oval head 2117-t4 alum. semi-tub) Part Number: 147C6AD105-4 (Oval head 2117-t4 alum. semi-tub) Part Number: 147C6AD135 (Oval head 2117-t4 alum. semi-tub) Part Number: 147C6AD135-4 (Oval head 2117-t4 alum. semi-tub) Part Number: 147C6AD15-6 (Oval head 2117-t4 alum. semi-tub) Part Number: 147C6AD20 (Oval head 2117-t4 alum. semi-tub) Part Number: 147C6AD20-6 (Oval head 2117-t4 alum. semi-tub) Part Number: 147C6AD35 (Oval head 2117-t4 alum. semi-tub) Part Number: 147C6AD35-7 (Oval head 2117-t4 alum. semi-tub)