Part Number: 109C4B2CY (Oval head brass semi-tubular .06) Part Number: 109C4B2N (Oval head brass semi-tubular .06) Part Number: 109C4B2OB (Oval head brass semi-tubular .06) Part Number: 109C4B2P (Oval head brass semi-tubular .06) Part Number: 109C4B2T (Oval head brass semi-tubular .06) Part Number: 109C4B3 (No description) Part Number: 109C4B35CY (Oval head brass semi-tubular .06) Part Number: 109C4B35N (Oval head brass semi-tubular i/) Part Number: 109C4B35OB (Oval head brass semi-tubular i/) Part Number: 109C4B35P (Oval head brass semi-tubular .06) Part Number: 109C4B35T (Oval head brass semi-tubular .06) Part Number: 109C4B3CY (Oval head brass semi-tubular .06) Part Number: 109C4B3N (Oval head brass semi-tubular i/) Part Number: 109C4B3OB (Oval head brass semi-tubular i/)