- Reference
- X12 Release 3020
- Elements
- 355 Unit of Measurement Code

# 355 Unit of Measurement Code

## Code identifying the basic unit of measurement.

- Type
- Identifier (ID)
- Length
- Min 2 / Max 2
- Codes
Code Description 01Actual Pounds 1ACar Mile One freight car moving one mile 1BCar Count The number of freight cars moving over a specified track 1CLocomotive Count The number of locomotives moved over a specified track 1DCaboose Count The number of cabooses moved over a specified track 1EEmpty Car Unloaded or empty cars moving over a specified track 1FTrain Mile The first locomotive in a train moving one mile 1GFuel Usage (Gallons) The number of gallons of diesel fuel used to move a train or all trains over specified trackage 1HCaboose Mile One caboose moving one mile 1IFixed Rate Indicates a predetermined or set rate for usage of a facility 1JTon Miles Tons of freight multiplied by the number of times moved; includes non-revenue freight such as material used to maintain trackage and right-of-way 1KLocomotive Mile One locomotive moving one mile 1LTotal Car Count The sum of cars, locomotives, and cabooses moving over a specified track; the conversion rate for locomotives and cabooses is set by contract 1MTotal Car Mile The sum of car miles, locomotive miles, and caboose miles moved over a speified track; the conversion rate for locomotives and cabooses is set by contract 02Statute Mile 03Seconds 04Small Spray 05Lifts 08Heat Lots 10Group 11Outfit 12Packet 13Ration 14Shot 15Stick 16115 Kilogram Drum A cylindrical container whose contents weigh 115 kilograms when full 17100 Pound Drum A cylindrical container whose contents weigh 100 pounds when full 1855 Gallon Drum A cylindrical container whose volume is equal to 55 gallons 19Tank Truck A liquid-carrying highway vehicle whose volume is variable according to the customer's needs and which is used as a measure of goods ordered, sold, and delivered; differs from a tank car which transports liquids by rail 2020 Foot Container A sea-land rectangular container box whose capacity is defined by its longest dimension and by which product shipments are measured and billed 2140 Foot Container A sea-land rectangular container box whose capacity is defined by its longest dimension and by which product shipments are measured and billed 22Deciliter per Gram Represents viscosity, Cuene intrinsic viscosity, and limit intrinsic viscosity 23Grams per Cubic Centimeter Represents product density 24Theoretical Pounds 25Grams per Square Centimeter Represents product basis weight 26Actual Tons 27Theoretical Tons 28Kilograms per Square Meter Represents product basis weight 29Pounds per 1000 Square Feet Represents product basis weight 30Horsepower Days per Air Dry Metric Tons Represents the energy requirements for processing a product 31Catchweight 32Kilograms per Air Dry Metric Tons Represents chemical addition rate during product manufacture or chemical addition within the finished product 33Kilopascal Square Meters per Gram Represents burst index measurement for pulp products 34Kilopascals per Millimeter Represents hardness index of pulp products 35Milliliters per Square Centimeter Second Represents porosity of a sheet of material 36Cubic Feet per Minute per Square Foot Represents porosity of a sheet of material 37Ounces per Square Foot Represents sheet weight 38Ounces per Square Foot per 0.01 Inch Represents sheet density 39Poise Represents pressure 40Milliliter per Second Represents rate of absorbency 41Milliliter per Minute Represents rate of absorbency 43Super Bulk Bag A cloth, plastic, or paper-based bag having the dimensions of the pallet on which it is constructed and varying in height according to the weight and density of product contained; typically transports dry, loose materials in bulk form 44500 Kilogram Bulk Bag A flexible container for bulk goods whose contents weigh 500 kilograms when full 45300 Kilogram Bulk Bag A flexible container for bulk goods whose contents weigh 300 kilograms when full 4625 Kilogram Bulk Bag A flexible container for bulk goods whose contents weigh 25 kilograms when full 4750 Pound Bag A flexible container whose contents weigh 50 pounds when full 48Bulk Car Load A fully loaded rail car containing dry bulk loose materials 50Actual Kilograms 51Actual Tonnes 53Theoretical Kilograms 54Theoretical Tonnes 56Sitas 58Net Kilograms 59Parts Per Million 60Percent Weight 61Parts Per Billion 62Percent Per 1000 Hours 63Failure Rate In Time 64Pounds Per Square Inch Gauge 65Coulomb (A Unit of Charge) 66Oersteds 67Siemens (A Unit of Admittance) 68Ampere 69Test Specific Scale 70Volt 71Volt-Ampere Per Pound 72Watts Per Pound 73Ampere Turn Per Centimeter 74Milli Pascals 75Cycles 76Gauss 77Mil 78Kilogauss 79Electron Volt 80Pounds Per Square Inch Absolute 81Henry (A Unit of Inductance) 82Ohm (A Unit of Resistance) 83Farad (A Unit of Capacitance) 84Kilo Pounds Per Square Inch (KSI) 85Foot Pounds 86Joules 87Pounds per Cubic Foot 89Poise 90Saybold Universal Second 91Stokes 92Calories per Cubic Centemeter 93Calories per Gram 94Curl Units 9520,000 Gallon Tankcar A 20,000 gallon liquid capacity enclosed rail car 9610,000 Gallon Tankcar A 10,000 gallon liquid capacity enclosed rail car 9710 Kilogram Drum A cylindrical container whose contents weigh 10 kilograms when full 9815 Kilogram Drum A cylindrical container whose contents weigh 15 kilograms when full AABall ABBulk Pack ACAcre ADBytes Number of bytes of data transmitted AEAmperes per Meter ALAccess Lines Number of lines subject to Carrier Access Line Charges AMAmpoule APAluminum Pounds Only ASAssortment AYAssembly AZBritish Thermal Units (BTUs) per Pound B0British Thermal Units (BTUs) per Cubic Foot B1Barrels per Day B2Bunks B3Batting Pound B4Barrel, Imperial B5Billet B6Bun B7Cycles B8Board B9Batt BABale BBBase Box BCBucket BDBundle BEBeam BFBoard Feet BGBag BHBrush BIBar BJBand BKBook BLBlock BMBolt BNBulk BOBottle BP100 Board Feet BQBrake horse power Quantity of product ordered for shipment but not available so a replenishment stock has been ordered BRBarrel BSBasket BTBelt BUBushel BVBushel, Dry Imperial BWBase Weight BXBox BYBritish Thermal Unit (BTU) BZMillion BTU's C0Calls Number of calls handled C1Composite Product Pounds (Total Weight) C2Carset C3Centiliter C4Carload C5Cost C6Cell C7Centipoise (CPS) C8Cubic Decimeter C9Coil Group CACase CBCarboy CCCubic Centimeter CDCarat CECentigrade, Celsius CFCubic Feet CGCard CHContainer CICubic Inches CJCone CKConnector CLCylinder CMCentimeter CNCan COCubic Meters (Net) CPCrate CQCartridge CRCubic Meter CSCassette CTCarton CUCup CVCover CWHundred Pounds (CWT) CXCoil CYCubic Yard CZCombo D8Draize Score D9Dyne per Square Centemeter DADays DBDry Pounds DCDisk (Disc) DDDegree DEDeal DFDram DGDecigram DHMiles DIDispenser DJDecagram DKKilometers DLDeciliter DMDecimeter DODollars, U.S. DPDozen Pair DQData Records Number of Data Records handled DRDrum DSDisplay DTDry Ton DYDirectory Books Number of directory books delivered to customer DZDozen E3Inches, Fraction--Average E4Inches, Fraction--Minimum E5Inches, Fraction--Actual E7Inches, Decimal--Average E8Inches, Decimal--Actual E9English, (Feet, Inches) EAEach EBElectronic Mail Boxes Number of Electronic Mail Boxes established for an account EDInches, Decimal--Nominal EFInches, Fraction-Nominal EMInches, Decimal-Minimum EPEleven pack EQEquivalent Gallons Represents number of gallons that syrup and concentrate make of product EVEnvelope EXFeet, Inches and Fraction EYFeet, Inches and Decimal EZFeet and Decimal F9Fibers per Cubic Centimeter of Air FAFahrenheit FBFields FC1000 Cubic Feet FDMillion Particles per Cubic Foot FETrack Foot Represents rails, all ties and fittings, and subgrade FLFlake Ton FMMillion Cubic Feet FOFluid Ounce FPPounds per Sq. Ft. FTFoot GAGallon GBGallons/Day GCGrams per 100 Grams GDGross Barrels GEPounds per Gallon GFGrams per 100 Centimeters GGGreat Gross (Dozen Gross) GHHalf Gallon GIImperial Gallons GJGrams per Milliliter GKGrams per Kilogram GLGrams per Liter GMGrams per Sq. Meter GNGross Gallons GOMilligrams per Square Meter GPMilligrams per Cubic Meter GQMicrograms per Cubic Meter GRGram GSGross GTGross Kilogram Represents kilograms of product and package or container GYGross Yard GZGage Systems H1Half Pages - Electronic Number of electronic half pages of data delivered HAHank (100 Feet of Rope) HBHundred Boxes HCHundred Count HDHalf Dozen HEHundredth of a Carat HFHundred Feet HGHectogram HHHundred Cubic Feet HIHundred Sheets HJHorsepower HKHundred Kilograms HLHundred Feet - Linear HMMiles Per Hour HNMillimeters of Mercury HOHundred Troy Ounces HRHours HSHundred Square Feet HTHalf Hour HUHundred HVHundred Weight (Short) HWHundred Weight (Long) HYHundred Yards HZHertz ICCounts per Inch ILInches per Minute IMImpressions INInch IPInsurance Policy An individual insurance contract ITCounts per Centimeter JBJumbo JOJoint JRJar JUJug K1Kilowatt Demand Represents potential power load measured at predetermined intervals K2Kilovolt Amperes Reactive Demand Reactive power that must be supplied for specific types of customer's equipment; billable when kilowatt demand usage meets or exceeds a defined parameter K3Kilovolt Amperes Reactive Hour Represents actual electricity equivalent to kilowatt hours; billable when usage meets or exceeds defined parameters KACake KBKilocharacters Kilocharacters of data transmitted KCKilograms per Cubic Meter KDKilograms Decimal KEKeg KFKilopackets Kilopackets of data transmitted KGKilogram KHKilowatt Hour KIKilograms/Millimeter Width KJKilosegments Kilosegments of data transmitted KK100 Kilograms KLKilograms/Meter KMKilograms per Square Meter, Kilograms, Decimal KNKilometer KOMillequivalence Caustic Potash per Gram of Product Acid number and saponification number test results have a unit of measure of Millequivalence KOH per Gram KPKilometers Per Hour KQKilopascal Represents pressure KTKit KVKelvin KWKilograms per Millimeter KXMilliliters per Kilogram LAPounds Per Cubic Inch LBPound LCLinear Centimeter LELite LFLinear Foot LGLong Ton LHLabor Hours LILinear Inch LJLarge Spray LKLink LMLinear Meter LNLength LOLot LPLiquid Pounds LRLayer(s) LSLump Sum LTLiter LXLinear Yards Per Pound LYLinear Yard M0Magnetic Tapes Number of Magnetic Tapes delivered with data M1Milligrams per Liter M2Millimeter-Actual M3Mat M4Monetary Value M5Microcurie M6Millibar M7Micro Inch M8Mega Pascals M9Million British Thermal Units per One Thousand Cubic Feet Represents conversion from a volume of gas to the heat value of the gas MAMachine/Unit MBMillimeter-Nominal MCMicrogram MDAir Dry Metric Ton MEMilligram MFMilligram per Sq. Ft. per Side MGMetric Gross Ton MHMicrons MIMetric MJMinutes MKMilligrams Per Square Inch MLMilliliter MMMillimeter MNMetric Net Ton MOMonths MPMetric Ton MQ1000 Meters MRMeter MSSquare Millimeter MTMetric Long Ton MUMillicurie MVNumber of Mults MWMetric Ton Kilograms MXMixed MYMillimeter-Average MZMillimeter-minimum NAMilligrams per Kilogram NBBarge NCCar NDNet Barrels NENet Liters NFMessages Number of Messages transmitted, or delivered NGNet Gallons NHMessage Hours Number of hours used, calculated at some rate basis such as Minutes/message carried NINet Imperial Gallons NJNumber of Screens Number of data screens handled, or transmitted NLLoad NMNautical Mile NNTrain NSShort Ton (2000 lbs) NTTrailer NVVehicle NWNewton Represents force in the International Metric System (SI); equal to the force that produces an acceleration of 1 meter per second on a mass of 1 kilogram OAPanel ONOunces per Square Yard OPTwo pack OTOvertime Hours OZOunce - Av P0Pages - Electronic Number of electronic pages of data delivered P1Percent P2Pounds per Foot P3Three pack P4Four-pack P5Five-pack P6Six pack P7Seven pack P8Eight-pack P9Nine pack PAPail PBPair Inches PCPiece PDPad PEPounds Equivalent PFPallet (Lift) PGPounds Gross PHPack (PAK) PIPitch PJPounds, Decimal - Pounds per Square Foot - Pound Gage PKPackage PLPallet/Unit Load PMPounds-Percentage PNPounds Net POPounds per Inch of Length PPPlate PQPages per Inch PRPair PSPounds per Sq. Inch PTPint PUMass Pounds PVHalf Pint PWPounds per Inch of Width PXPint, Imperial PYPeck, Dry U.S. PZPeck, Dry Imperial Q1Quarter (Time) QAPages - Facsimile Number of FAX pages transmitted QBPages - Hardcopy Number of printed pages delivered QDQuarter Dozen QHQuarter Hours Number of 15 minute increments of usage handled QRQuire QSQuart, Dry U.S. QTQuart QUQuart, Imperial RARack RDRod REReel RGRing RKRoll-Metric Measure RLRoll RMReam RNReam-Metric Measure RORound RPPounds per Ream RSResets Number of times a transmission is reset due to line drop, interrupt, etc. RTRevenue Ton Miles One ton of revenue-generating freight moving one mile RURun S2Seconds (time) S3Square Feet per Second S4Square Meters per Second S6Sessions Number of interactive sessions handled S7Storage Units Number of storage increments used SASandwich SBSquare Mile SCSquare Centimeter SDSolid Pounds SESection SFSquare Foot SGSegment SHSheet SISquare Inch SJSack SKSplit Tanktruck SLSleeve SMSquare Meter SNSquare Rod SOSpool SPShelf Package SQSquare SRStrip SSSheet-Metric Measure STSet SUShort Ton SVSkid SWSkein SXShipment SYSquare Yard T0Telecommunications Lines in Service Snapshot sample of lines in service T1Thousand pounds gross T2Thousandths of an Inch T3Thousand Pieces T4Thousand Bags T5Thousand Casings T6Thousand Gallons T7Thousand Impressions T8Thousand Linear Inches T9Thousand Kilowatt Hours TATenth Cubic Foot TBTube TCTruckload TDTherms TETote TFTen Square Yards TGGross Ton THThousand TIThousand Square Inches TJThousand Sq. Centimeters TKTank TLThousand Feet (Linear) TMThousand Feet (Board) TNNet Ton (2,000 LB). TOTroy Ounce TPTen-pack TQThousand Feet TRTen Square Feet TSThousand Square Feet TTThousand Linear Meters TUThousand Linear Yards TVThousand Kilograms TWThousand Sheets TXTroy Pound TYTray TZThousand Cubic Feet UATorr (Pressure) UBTelecommunications Lines in Service - Average Average number of lines in service specific to equal access requirements UCTelecommunications Ports Number of network access ports UDTenth Minutes Number of 6 second increments of usage UETenth Hours Number of 6 minute increments of usage UFUsage per Telecommunications Line - Average UNUnit VAVoltampere per Kilogram VIVial VTVoltage WAWatts per Kilogram WBWet Pound WEWet Ton WGWine Gallon WHWheel WIWeight per Square Inch WKWeek WPPennyweight WRWrap WTWattage WWMilliliters of Water YDYard YL100 Lineal Yards YRYears YTTen Yards ZZMutually Defined

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