S-B-500 50-2-25 17540 S-C-25 50-1-25 LF-B-5AS S-C-500 10-25L 1817-100F S-D-25 5-25L 485-8C S-D-500 50-4-25 370-030 S-E-25 2-25L 1817-10F S-E-500 50-5-25