Chicago Pneumatic

Includes all rings for large, lo pressure piston.

Old Part Numbers: 082-0017, 4662040

Old Part Numbers: AC-0436OEM Flywheel replacement, 2-Groove, 15" OD. Replace if warped or if any cooling fans are missing. Bore size: 4.13" x 2.05”.

Discharge tube (right)

Conn. Rod, 20mm/T39 (new style, T39 pumps after 1999). Note:  Does not come with bearing inserts