KA MODELS include: K4SS; K5(A); K5SS; KG25G7X; KG25H0X; KG25H3X; KP50PS; KSM450; KSM455; KSM5; KSM50HDP; KSM500, KM25 and KSMC50; KSM6521X & KSM675, Heavy Duty, Pro 500. Fits most older models, too, including same size Hobart.
FITS 6 quart mixers with flared or glass bowl. MODELS include KSM6573, KF26M22, KSM6521, and models with a beater that looks the one pictured above and is labeled F.
Does NOT fit mixers with traditionally sized 6 quart bowls. This is a newer 6 quart size, introduced around 2014. This beater must also be used for glass bowls attached to standard/wide 6 quart styles.