Nikon F Film Take-up Spools (Part 20FB1-478)

Film Take-up Spool Type 1

The film take-up spool only has one single slot to accept the leader of the film.

Recorded body numbers between 6400492 and 6756056.

The film take-up spool has four slots to accept the leader of the film.

Recorded body numbers between 6770383 and 7450960.