Part Number: 109C4B25N (Oval head brass semi-tubular i/) Part Number: 109C4B25NB (Oval head brass semi-tubular .06) Part Number: 109C4B25OB (Oval head brass semi-tubular i/) Part Number: 109C4B25P (Oval head brass semi-tubular .06) Part Number: 109C4B25T (Oval head brass semi-tubular .06) 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/)