TM 55-1520-240-23-11 TOOL  AND  TEST  EQUIPMENT  REQUIREMENTS NOMENCLATURE OF END ITEMS CH-47D HELICOPTER TOOL OR  TEST EQUIPMENT REFER- ENCE CODE MAINT. CAT. NOMENCLATURE NATIONAL/NATO STOCK NUMBER TOOL NUMBER T256 AVUM Tool, Module Extraction 5120-01-097-5219 CTJ-R06 T257 AVUM Thermometer Tester, Elect T258 AVUM Trailer, Powerplant T259 AVUM Trailer Trans, 2000 Pounds T260 AVUM Trailer, APU 1740-00-516-7929 100334 T260.1 AVUM Tool Set, AVUM, Set No.  2 4920-00-569-0476 SC492099CLA92 T261 AVUM Tool, Guide SLT600G9 T262 AVUM Tool, Window 756460 T263 AVUM Tool, Window 756475 T264 AVUM Tool, Installation TMD-428L T265 AVIM Tool, Contact Removal/Insertion 5120-00-915-4588 M81969/14-03 T266 AVUM/ Tool, Contact Removal/Insertion M83723-31-20 AVIM T267 AVUM/ Tool Hand, Self Clinching 5120-00-781-7891 AVIM T268 AVUM/ Tool Kit, Electronic Repairer 5180-00-064-5178 SC518091CLR13 AVIM T269 AVUM/ Tool Kit, Electronic Equipment 5180-00-610-8177 SC518091CLR07 AVIM T269.1 Deleted T270 AVUM/ Tool Kit, Hydraulic Repairer 518Q-00-323-4891 SC518097CLA05HR AVIM T270.1 AVUM/ Tool Kit, Aircraft Inspector 5180-00-323-5114 SC518097CLA09 AVIM T271 AVUM Tool Kit, Instrument Repairer 4920-00-323-4913 SC518099CLA05 T272 AVUM/ Tool Kit, Powerplant Repairer 5180-00-323-4944 SC518099CLA07 AVIM T273 AVUM/ Tool Kit, Powertrain Repairer 5180-00-003-5267 SC518099CLA13 AVIM T274 AVUM/ Tool Kit, Technical Repairer 5180-00-323-5114 SC518099CLA09 AVIM T275 AVUM/ Tool Kit, Airframe Repairer 5180-00-323-4876 SC518099CLA02 AVIM Change 1 B-91