TM   9-2320-273-20 Section  Ill  TOOL  &  TEST  EQUIPMENT  REQUIREMENTS  (Continued). Tool or Test Equipment Number Maintenance National/Nato Reference  Code Category Nomenclature Stock  Number Tool 111 H Ring, Snap, Drive Bearing ST-1168-9 112 H Counterbore Tool Liner ST-1255 113 H Chamfer Tool, Lower Bore Sleeve ST-1318 114 H Tool Bit ST-1318-23 115 H Bore Tool, Lower Liner ST-1287 116 H Tool Bit ST-1287-10 117 H Puller, Shoulder Bolt, Gear Crank 3375081 118 H Puller, Gear, Crank Bridge Assembly 3375075 119 H Puller, Jaw, Crankshaft Gear 3375077 120 H Puller-installer,  Oil  Seal ST-1259 121 H Spacer  Ring  (1-7/16  In.) ST-1259-4 122 H Plate, Top ST-1259-1 123 H Spacer Ring (3/16 In.) ST-1259-2 124 H Screw, Allen Head (1/4-20 X 1/2 In.) ST-1259-3 125 H Screw, Main Puller (1/2-13 X 2 In.) ST-1259-7 126 H Screw, Allen Head (1/4-20 X 1-3/4 In.) ST-1259-5 127 H Screw, Seal Puller ST-1259-6 128 H Clamp, Cylinder Liner 5120-00-104-1816 ST-1184 129 H Driver 3375153 130 H Gear & Spacer Mandrel, Lubricating Oil Pump ST-1157 131 H Bushing  Mandrel,  Lubricating  Pump ST-1158 132 H Bushing Tool, Lubrication Pump Body Cover 3375206 133 H Bushing, Guide 3375223 134 H Adapter, Drive 3375229 135 H Housing, Main Bore 3375220 136 H Knob, Plastic 3375228 137 H Dial  Indicator 3375227 138 H Tool Bit 3375226 139 H Tool Bit 3375225 140 H Tool Bit 3375207 141 H Knob, Cutter Adjusting 3375224 142 H Bushing, Guide 3375221 143 H Bushing, Guide 3375222 144 H Orifice Torque 5120-01-072-2955 ST-1090 145 H Driver,  Torque  Wrench ST-1090-1 146 H Screwdriver ST-1090-2 147 H Screw, Set ST-1090-4 148 H Wrench, Allen, 5/64 In. ST-1090-3 149 H Checking Tool, Injector Protrusion ST-981 B-23