Nikon Camera Parts 2 Nikonos Diaphragm Knob 35mm f/2.5 Black PreviousNikon EM Charge Over Knob NextNikon EM Actuating Unit Nikonos Diaphragm Knob 35mm f/2.5 Black Nikonos Diaphragm Knob 35mm f/2.5 Black $29.99 New Old StockPart # 9FL35C-49 Quantity: Add To Cart Facebook0 Twitter Tumblr You Might Also Like Nikonos Rewind Fork $15.00 Nikonos III Body Shell $75.00 Nikonos IIIA Leatherette for Film Advance Lever $5.00 Nikonos V Shutter $80.00 Nikonos IIIa Screw for Film Advance Lever $20.00