TM   9-2350-261-10 STOWAGE  GUIDE  —  M106A2 107-MM SELF-PROPELLED MORTAR  STRAPPING  DIAGRAM  (cont) STRAP   KEY   (cont) NO. ITEM QUANTITY LENGTH (INCHES) 18 Radio spare parts 3 30 19 Mortar   ammo   cartridges 3 108 20 Infrared periscope M19 2 20,24 21 Tool bag 1 36 22 Panel set 2 20 23 Ammo boxes, caliber .50 6 42,45 24 Sleeping bags 2 174 25 Boresight 1 28 26 Lighting   chest 2 39,54 27 Fire   extinguisher 2 24 28 Bridge  handle 1 45 29 Mortar   ammo   cartridges 18 74 30 Roll,  gun  parts  and  tools 1 28 31 Driver’s  windshield  bag 1 36 32 Sight  unit  carrying  case 1 51 33 Machete 1 16 34 Water can or M13 decon can 2 72 35 Tow  cable 2 30,18 36 Reel 1 48 37 Air   grill   curtain 2 30 38 Portable  radio  set 1 36 39 Rotator 1 126 40 Pamphlet  bag 2 30 E-24 Change  1