8 TM   5-2350-262-24P Abbreviation Explanation Abbreviation Explanation AAL  .......................Additional   Authorization   List AC ..........................Alternating  Current ACE  .......................Armored  Combat  Earthmover ADPTR  ..................Adapter A/R  ........................As  Required ASSY  .....................Assembly BLK  .......................Black BII ..........................Basic  Issue  Items BOI  ........................Basis  of  Issue BRG .......................Bearing CAGEC ..................Commercial  and  Government Entity   Code CKT  BKR  .............Circuit  Breaker CL ..........................Class COEI ......................Components  of  End  Item CONN ....................Connector CTSK .....................Countersunk DEG  .......................Degree DIA  ........................Diameter DS ..........................Direct  Support EA ..........................Each ELEC .....................Electrical Ext  .........................External F .............................Forward FIG .........................Figure FIL  .........................Fillister FILH .......................Fillister  Head FL...........................Flat FLH ........................Flat  Head FT...........................Foot GA ..........................Gauge GND .......................Ground GR ..........................Grade GS ..........................General  Support H ............................High HD ..........................Head HD ..........................Hundred HDLS .....................Headless HEX  .......................Hexagon HEX HD ................Hexagon  Head ID ...........................Inside  Diameter ILLUS ....................Illlustration IN ...........................Inch INC  ........................Incorporated INTL  ......................Internal L .............................Low LB ..........................Pound LG ..........................Length LH ..........................Left  Hand LKWR ....................Lock  Wire LUB  .......................Lubricate LVL ........................Level MACH  ...................Machine MFD .......................Manufactured MIL ........................Military MS  .........................Military   Standard MTG  ...................... Mounting NIIN  .......................National  Item  Identification  Number NO ..........................Number NOM ......................Nominal NPN ........................No  Part  Number NSN ........................National  Stock  Number OD ..........................Outside  Diameter OVE  .......................On-Vehicle  Equipment OVS ........................Oversize P/N .........................Part Number PG ..........................Package PSI ..........................Pounds  per  Square  Inch Qty .........................Quantity R  ............................Reverse RBR .......................Rubber RD ..........................Round RH ..........................Right   Hand RLF ........................Relief RLR  .......................Roller RND .......................Round RPSTL  ...................Repair  Parts  and  Special  Tools  List SAE ........................Society  of  Automotive  Engineers SCH ........................Socket  Head SKT ........................Socket SLTD  .....................Slotted SLVG .....................Sleeving SMR Source,  Maintenance,  and Recoverability SP ...........................Speed SPEC ......................Specification SQ ..........................Square STD ........................Standard STE/ICE-R Simplified  Test  Equipment  for Internal  Combustion  Engines- Reprogrammable STL ........................Steel STR ........................Straight SYN ........................Synthetic THD  .......................Thread THK  .......................Thick TM .........................Technical   Manual TMDE Test,  Measurement,  and  Diagnostic Equipment TRH  .......................Truss  Head TRK  .......................Track U/M ........................Unit  of  Measure UN ..........................Unified V ............................Variable  (in  column  7  only)