This is a A-1264928C2 Plate, Seperator, Master Clutch PN: 1264928C2Main Description As Following : A-1264928C2 Plate, Seperator, Master Clutch P.N: 1264928C2 6 pcs. used in 1264940C94 master clutch plate pack.Inside Diameter: 4.720"Outside Diameter: 9.610"Thickness: .139" Crossed From: 1712-4438 , , 17124438 , Found in Section & Models : Transmission & Rear Axle > Clutch Plates: Clutch and PTO, Case-IH TRACTOR: 5288, Case-IH TRACTOR: 5488 Associated Items : New Also A-IH-O-BATTIGN, A-IH-O-5088, A-IH-P-ENG56CYL, A-IH-P-5088, A-IH-S-AIRHEAT, A-IH-S-ENG3400, A-IH-S-TUNELATE, A-IH-S-5088, A-IH-O-BATTIGN, A-IH-O-5088, A-IH-P-ENG56CYL, A-IH-P-5088, A-IH-S-AIRHEAT, A-IH-S-ENG3400, A-IH-S-TUNELATE, A-IH-S-5088 And : 6 pcs. used in 1264940C94 master clutch plate pack. Inside Diameter: 4.720" Outside Diameter: 9.610" Thickness: .139"