Part Number: 11743469 (Prism optical) Part Number: 11743471 (Relay, slide optical) Part Number: 11743490 (Arm) Part Number: 11743491 (Plate spacer) Part Number: 11743492 (Holder) Part Number: 11743495-1 (Plate identity) Part Number: 11743497 (Component) Part Number: 11743498 (Cover,access) Part Number: 11743499 (Gasket, optics cover) Part Number: 117434E (Ne) Part Number: 117435 (Ne) Part Number: 11743500 (Component) Part Number: 11743-501 (No description) Part Number: 117435-01-01 (Graphic)