SECTION II TM 5-3610-257-24P (1) (2) (3) (4) (5) (6) ITEM SMR PART NO CODE   FSCM NUMBER DESCRIPTION AND USABLE ON CODES  (UOC) QTY GROUP 03  EXPOSURE CONTROL INSTRUMENT, LIGHT INTEGRATING FIG. 22  ORTHOGRAPHIC PHOTOTUBE  ASSEMBLY 1 XDOFF   51490 G-201 PHOTOTUBE ASSY  ORTHOGRAPHIC .................. 1 2 XDOZZ   51490 46-041 SCREW ................................................................... 2 3 XDOZZ   51490 46-038 NUT,KNURLED........................................................ 2 4 XDOZZ   51490 0951 DIFFUSER ............................................................... 1 5 XDOZZ   51490 0953 NAMEPLATE ........................................................... 1 6 XDOZZ   51490 30-002 CONNECTOR .......................................................... 1 7 XDOZZ   51490 40-001 CABLE,ELECTRICAL............................................... 33 8 XDOZZ   51490 01-005 STRAIN RELIEF....................................................... 1 9 XDOZZ   51490 0948 PLATE,COVER ........................................................ 1 10 XDOZZ   51490 0950 SPACER .................................................................. 1 11 PBOZZ    51490 26-006 TUBE,PHOTO MULTR ............................................. 1 12 PBOZZ    51490 0954 TUBE ....................................................................... 1 13 XDOZZ   51490 0874 CAP ......................................................................... 1 14 XDOZZ   51490 01-156 SLEEVE................................................................... 1 15 XDOZZ   51490 0949 CASE ....................................................................... 1 END OF FIGURE 22-1