NCA473A Fits Ford NH 2000 3000 4000 Dexta Hydraulic Cylinder Back-up Ring for Pi model-420C (all SN 3008188-earlier) For Crawler / Loader models:

For Crawler / Loader models: 455D

480 Loader

CR9070 (SN HAJ111001>

444 (Lawn / Garden Tractor) -- All with Adj

NCA473A Fits Ford NH 2000 3000 4000 Dexta Hydraulic Cylinder Back-up Ring for Pi model-420C (all SN 3008188-earlier) For Crawler / Loader models:One New Aftermarket Replacement Hydraulic Lift Cylinder Backup Ring Fits Ford and Fordson Tractors This aftermarket replacement hydraulic lift cylinder piston backup ring (also called a backup washer) seals the rockshaft cylinder piston in the hydraulic lift system on a wide range of Fits Ford and Fordson tractors. It is used in conjunction with the NCA533A O ring on the hydraulic lift cylinder piston. Replaces OEM part number NCA473A. Specifications