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:
Size 3 in Valve kit consisting of 2 - no 374, disc main vlave 1 - no 388, spring second check valve 1 - no 816, gasket relief valve housing 1 - no 817, gasket relief valve clamp bolt 1 - no 820, spring relief valve 2 - no 821, disc relief valve 1 - no 1063, spring main valve 1 - no 1067, diaphragm relief valve /set/ 1 - no 1073, diaphragm main valve /set/
