Prefix or alphabetic part of an equipment unit's identifying number.

Sequencing or serial part of an equipment unit's identifying number (pure numeric form for equipment number is preferred).

Carrier accounting number of the waybill for the inbound movement.

Date (YYMMDD).

G504 is the Waybill Date.

Numeric value of weight.

Code defining the type of weight.

Weight of the equipment.

Code identifying the type of tare.

Allowance made for increased weight due to such factors as snow.

Code identifying the type of weight allowance.

Rate that applies to the specific commodity.

Code qualifying how to extend charges or interpret value.

Train identification (free-form).

Code describing a commodity or group of commodities.

Code qualifying the Reference Number.

Reference number or identification number as defined for a particular Transaction Set, or as specified by the Reference Number Qualifier.

Date (YYMMDD).