Part Number: 12P50 (Ne) Part Number: 12P500E (Ne) Part Number: 12P500V (Ne) Part Number: 12P50-1 (Nameplate) Part Number: 12P501-1 (Component) Part Number: 12P501E (Ne) Part Number: 12P5047-7 (Nut) Part Number: 12-P-505 (No description) Part Number: 12P505-7 (Nut,plain,hexagon ea81755) Part Number: 12P5066-801 (Ballast) Part Number: 12P506E (Ne) Part Number: 12-P-507 (No description) Part Number: 12P507-15 (Bracket) Part Number: 12-P-509 (Southco)