Parker Denison P12Q2R1DC10C0 Hydraulic Pump – 022-87256-0

Series-specific model code

Original model: P12Q2R1DC10C0

Code coverage: Evidence-supported meanings shown. Confirmation required for remaining configuration.

Evidence profile: Premier catalog series-size-rotation-seal boundary (manual-evidence revision 5)

Code segment	Evidence-bound meaning
P12	Premier pump series/size: P12.
12	Documented displacement: 200.0 cm3/rev.
Q	Speed/stand-by style selection: Q. Physical meaning requires confirmation.
2	Shaft selection code: 2. Physical meaning requires confirmation.
R	Rotation: Clockwise.
1	Seals: nitrile (Buna-N).
D	Manufacturer-assigned design letter: D.
C10C0	Remaining primary/secondary control, rear drive and modification selections: C10C0. Physical meaning requires confirmation.

The official Premier model-number sheet supports the series/size, rotation, seal and design-letter positions. Style, shaft and trailing control/rear-drive choices are preserved as selected codes pending record-specific confirmation. Parker now lists Premier as a legacy line; no replacement or equivalence is inferred.