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).

Code describing a commodity or group of commodities.

Commodity code (W203) is STCC.

Code identifying type of equipment used for shipment.

Code indicating status of equipment.

Net weight in tons.

Code identifying the Intermodal Service Plan.

Code specifying car service order.

W208 is to contain the proper code when empty car is being returned per ex parte 346, sub. 8, if proper code is unknown default to 34617.

Date (YYMMDD).

W209 is the Event Date.

Value defining locomotive maintenance schedule.

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

W211 (when available) is the chassis initial if W204 equals "CC". If unknown, use NONZ for chassis initial.

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

W212 (when available) is the chassis number if W204 equals "CC".

Number which designates the check digit applied to a piece of equipment.

Relative position of shipment in car, trailer, or container (mutually defined).

Code maintained by AAR to identify a type of rail car and its general physical characteristics.

Code indicating a Yes or No condition or response.

W216 code ``Y'' indicates equipment needs repair. Code ``N'' indicates equipment does not need repair.