Plunger & Seal Kit for 114T and 112T Pumptec Pumps. For Pump Models: 114T, 112T and AP50 Contents of Kit: 1 - Plunger, Ground 112V 2 - Washer, Insulating 0111-0016 2 - Wave Washer 4 - V-Ring Spreader 1 - Teflon Superluve, 1-2 Oz Tube 2 - Backing Ring / Guide (Smooth for 112T) Factory states to replace every 500 hours. Compare to current or past OEM associations: 10001 MP-KITA112T-EA B08DNXNGNR 353141843705 61PT10001 123059 1609-2532 10679065070586 Schematics