MRC:
The name and number of parts supplied with the item which may be required for application.AKYD
Accessory Components And Quantity:
Hydraulic accumulator 1, blower assembly 1, aircleaner 1, lub oil cooler 1, heat exchanger 1, fluid press filter 1, fuel filter 1, hydraulic system filter 1, hydraulic governor 1, hand operated pump assembly 1, hydraulic pump 1, fresh water pump 1, fuel transfer pump 1, raw water pump 1, hydraulic reservoir 1, hydraulic starter 1
MRC:
A feature of the item of supply which must be specifically recorded when the reference number covers a range of items.ZZZY
Reference Number Differentiating Characteristics:
As differentiated by accessory components and quantity