Part Number: 109C4B12N (Oval head brass semi-tubular i/) Part Number: 109C4B12OB (Oval head brass semi-tubular i/) Part Number: 109C4B12P (Oval head brass semi-tubular .06) Part Number: 109C4B12T (Oval head brass semi-tubular .06) Part Number: 109C4B135N (Oval head brass semi-tubular i/) Part Number: 109C4B135OB (Oval head brass semi-tubular i/) Part Number: 109C4B135P (Oval head brass semi-tubular .06) Part Number: 109C4B135T (Oval head brass semi-tubular .06) Part Number: 109C4B13N (Oval head brass semi-tubular i/) Part Number: 109C4B13OB (Oval head brass semi-tubular i/) Part Number: 109C4B13P (Oval head brass semi-tubular .06) Part Number: 109C4B145N (Oval head brass semi-tubular i/) Part Number: 109C4B145OB (Oval head brass semi-tubular i/) Part Number: 109C4B145P (Oval head brass semi-tubular .06)