American Standard 7389.21#102.0070A FLUSHVALVE 3" W/FLAPPER F/4027.016 TANK Genuine American Standard repair part FLUSHVALVE 3 W/FLAPPER F/427.16 TANK" Check your repair part information for compatability Call American Standard's Customer Service at 1-800-442-1902 to see if this part will fit your American Standard product Used by plumbers to repair American Standard products