Antique 12 Emerson Electric Steel Fan Blade Stamped Steel Hub 29646 Parker 30s. Aged wear, oxidation, scratches, edge damage, possible dings & possible dents. This is a solid brass wing, steel hub Parker blade, used on Type 27646, and early 29646 oscillators. Original factory brass wings with factory stamped steel oscillator hub with worm drive square. Please see all images for a pictorial description and ask any questions thank you! Bin-B2 T- 300 T.