AJAX PISTON SEAL RING FOR 20″ DIA. P/N NP-5779-A AJAX PISTON SEAL RING FOR 20″ DIA. Size (Contact for details) SKU: NP-5779-A Category: AJAX Press and Machine Parts Tags: AJAX Press and Machine Parts, Press and Machine Description Description AJAX PISTON SEAL RING FOR 20″ DIA. P/N NP-5779-A Related products AJAX CYLINDRICAL ROLLER BEARING P/N BRG-060-005 AJAX PITMAN ASSEMBLY COMPLETE P/N A)TP-152 AJAX CLUTCH IN.DRIVE PLATE: 68 1/2″ CLUTCH P/N CLR-5033-D AJAX CLUTCH PINION P/N CLN-5112