| Code | Unit of Measurement |
|---|---|
| ACR | Acre |
| AMH | Ampere-hour |
| AMP | Ampere |
| ANN | Year |
| APZ | Troy or apothecaries’ ounce. 12 troy ounces = 1 troy pound. |
| ARE | Are |
| ASM | Alcoholic strength mass |
| ASV | Alcoholic strength by volume |
| ATM | Standard atmosphere |
| ATT | Technical atmosphere |
| BAR | Bar |
| BFT | Board foot |
| BHP | Brake horsepower |
| BHX | Hundred boxes |
| BIL | Billion, E.U. Note: This is equivalent to trillion in the U.S. |
| BLD | Dry barrel |
| BLL | Barrel |
| BQL | Becquerel |
| BTU | British thermal unit |
| BUA | Bushel, U.S. |
| BUI | Bushel, U.K. |
| BX | Box |
| CCT | Carrying capacity in metric tonnes |
| CDL | Candela |
| CEL | Degrees Celsius |
| CEN | Hundred |
| CGM | Centigram |
| CKG | Coulomb per kilogram |
| CLF | Hundred leaves |
| CLT | Centiliter |
| CMK | Square centimeter |
| CMT | Centimeter |
| CNP | Hundred packs |
| CNT | Cental U.K. |
| COU | Coulomb |
| CS | Case |
| CTM | Metric carat |
| CUR | Curie |
| CWA | Hundredweight U.S. |
| DAA | Decare |
| DAD | Ten days |
| DAY | Day |
| DEC | Decade |
| DLT | Deciliter |
| DMK | Square decimeter |
| DMQ | Cubic decimeter |
| DMT | Decimeter |
| DPC | Dozen pieces |
| DPT | Displacement tonnage |
| DRA | Dram, U.S. |
| DRI | Dram, U.K. |
| DRL | Dozen rolls |
| DRM | Drachm |
| DTH | Hectokilogram |
| DTN | Centner or quintal, metric |
| DWT | Pennyweight |
| DZN | Dozen |
| DZP | Dozen packs |
| DZR | Dozen pairs |
| EA | Each |
| EAC | Each |
| FAH | Degrees Fahrenheit |
| FAR | Farad |
| FOT | Foot |
| FTK | Square foot |
| FTQ | Cubic foot |
| GBQ | Gigabecquerel |
| GFI | Gram of fissile isotopes |
| GGR | Great gross |
| GIA | Gill, U.S. |
| GII | Gill, U.K. |
| GLD | Dry gallon, U.S. |
| GLI | Gallon, U.K. |
| GLL | Liquid gallon, U.S. |
| GRM | Gram |
| GRN | Grain |
| GRO | Gross |
| GRT | Gross register tonnage |
| GWH | Gigawatt-hour |
| HAR | Hectare |
| HBA | Hectobar |
| HGM | Hectogram |
| HIU | Hundred international units |
| HLT | Hectoliter |
| HMQ | Million cubic meters |
| HMT | Hectometer |
| HPA | Hectoliter of pure alcohol |
| HTZ | Hertz |
| HUR | Hour |
| INH | Inch |
| INK | Square inch |
| INQ | Cubic inch |
| ITM | Item |
| JOU | Joule |
| KBA | Kilobar |
| KEL | Kelvin |
| KGM | Kilogram |
| KGS | Kilogram per second |
| KHZ | Kilohertz |
| KJO | Kilojoule |
| KMH | Kilometer per hour |
| KMK | Square kilometer |
| KMQ | Kilogram per cubic meter |
| KMT | Kilometer |
| KNI | Kilogram of nitrogen |
| KNS | Kilogram of named substance |
| KNT | Knot |
| KPA | Kilopascal |
| KPH | Kilogram of caustic potash, kilogram of potassium hydroxide |
| KPO | Kilogram of potassium oxide |
| KPP | Kilogram of phosphoric anhydride, kilogram of phosphoric pentoxide |
| KSD | Kilogram of substance, 90% dry |
| KSH | Kilogram of caustic soda |
| KTN | Kilotonne |
| KUR | Kilogram of uranium |
| KVA | Kilovolt-ampere |
| KVR | Kilovar |
| KVT | Kilovolt |
| KWH | Kilowatt-hour |
| KWT | Kilowatt |
| LBR | Pound, U.K., U.S. |
| LBS | Pounds |
| LBT | Troy pound |
| LEF | Leaf |
| LPA | Liter of pure alcohol |
| LTN | Long ton, imperial |
| LTR | Liter |
| LUM | Lumen |
| LUX | Lux |
| MAL | Megaliter |
| MAM | Megameter |
| MAW | Megawatt |
| MBE | Thousand standard brick equivalent |
| MBF | Thousand board-feet |
| MBR | Millibar |
| MCU | Millicurie |
| MGM | Milligram |
| MHZ | Megahertz |
| MIK | Square mile |
| MIL | Thousand |
| MIN | Minute |
| MIO | Million |
| MIU | Million international units |
| MLD | Billion, U.S., one thousand million) |
| MLT | Milliliter |
| MMK | Square millimeter |
| MMQ | Cubic millimeter |
| MMT | Millimeter |
| MON | Month |
| MQH | Cubic meter per hour |
| MQS | Cubic meter per second |
| MSK | Meter per second squared |
| MTK | Square meter |
| MTQ | Cubic meter |
| MTR | Meter |
| MTS | Meter per second |
| MVA | Megavolt-ampere |
| MWH | Megawatt-hour |
| NAR | Number of articles |
| NBB | Number of bobbins |
| NCL | Number of cells |
| NEW | Newton |
| NIU | Number of international units |
| NMB | Number |
| NMI | Nautical mile |
| NMP | Number of packs |
| NMR | Number of pairs |
| NPL | Number of parcels |
| NPT | Number of parts |
| NRL | Number of rolls |
| NTT | Net register tonnage |
| OHM | Ohm |
| ONZ | Imperial ounce, sometimes known as an avoirdupois ounce. 16 avoirdupois ounces = 1 pound. |
| OZA | Fluid ounce U.S. |
| OZI | Fluid ounce U.K. |
| PAL | Pascal |
| PCB | Piece |
| PCE | Piece |
| PGL | Proof gallon |
| PK | Package |
| PTD | Dry pint, U.S. |
| PTI | Pint, U.K. |
| PTL | Pint, U.S. |
| QAN | Quarter of a year |
| QTD | Dry quart, U.S. |
| QTI | Quart, U.K. |
| QTL | Liquid quart, U.S. |
| QTR | Quarter, U.K. |
| RPM | Revolution per minute |
| RPS | Revolution per second |
| SAN | Half year |
| SCO | Score |
| SCR | Scruple |
| SEC | Second |
| SET | Set |
| SHT | Shipping ton |
| SIE | Siemens |
| SMI | Statute mile |
| SST | Short Standard |
| ST | Unknown unit of measure |
| STI | Stone U.K. |
| STN | Short ton |
| TAH | Thousand ampere-hour |
| TNE | Metric tonne |
| TPR | Ten pairs |
| TQD | Thousand cubic meters per day |
| TRL | Trillion, E.U. |
| TSD | Tonne of substance 90% dry |
| TSH | Ton of steam per hour |
| VLT | Volt |
| WCD | Cord |
| WEB | Weber |
| WEE | Week |
| WHR | Watt-hour |
| WSD | Standard |
| WTT | Watt |
| YDK | Square yard |
| YDQ | Cubic yard |
| YRD | Yard |