Part Number: 1303H-2P (Nstech) Part Number: 1303H-4P (Ne) Part Number: 1303I (Ne) Part Number: 1303IS (Ne) Part Number: 1303J (Bearing) Part Number: 1303J12A (Coupling) Part Number: 1303J4C (Coupling) Part Number: 1303J8A (Coupling) Part Number: 1303J8C (Coupling) Part Number: 1303J-DB (No description) Part Number: 1303K (Lucent) Part Number: 1303L (Ic) Part Number: 1303L-3B3 (Bearing) Part Number: 1303L4 (Lucent)