Is a Spool Just a Spool?

Not to the Collector

 By Mike DiMattio  

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 Have you ever wondered if your collectable Mitchell reel has the correct spool?  Well I have on many occasions and this is what prompted me to do this analysis on the Mitchell 300 spool.  What is amazing is that even though many modifications were made to the spool over the years, the spools are completely interchangeable.  More specifically, a 1947 spool can be used on any model 300 up until the year 2002 when a total reel design change occurred.  Think about this for a moment, that’s a period of 55 years during a time when Mitchell produced approximately 20 million model 300 reels.  The number of spools made during this same period had to be at least triple this amount.  

Spool design 1939-1947

  

1939-83 Large CapacityRZ

Not only do these spools fit the 300 model, they will fit on any model with the same body design.  A fisherman could reach into their tackle box and not have to worry if they had the right size or type spool.  Line could be changed effortlessly and instantaneously.  The design was brilliant and I would argue that it competes with today’s high tech competition.  This is part of the reason for Mitchell’s success; a time when capitalism succumbed to common sense.   

1939-75 Small CapacityRZ

In the early years two distinct spools were manufactured.  One to house heavier line (large capacity) and a small capacity design to hold lighter line.  Every Mitchell 300 reel through July 1975 was sold with a large and small capacity spool, one of which (usually the large) was contained in a spool canister and sold with each reel or separately as an accessory.    

Beginning with the window box in late 1975, Mitchell developed a blue plastic arbor that could be placed into the large capacity spool converting it to a medium capacity.  This replaced the extra spool.  In 1983, the company engineered their final design, a medium capacity that was made out of plastic for a period of two years.  A more durable carbon graphite material was substituted for the plastic in 1985 and the design remained the same for the remaining 17 years of the egg shaped body production.  

Spool Design 1947-1948

  Because of this ability to interchange spools, it is very common to find the wrong spool on a reel.  Below are pictures of each spool by year of manufacture to help collectors match the correct spool with the reel.  Key design characteristics were photographed rather than capacity size. Only large capacity spools have a washer under the break spring.  Small capacity spools do not and therefore it is absent from small capacity spool photos .

1983-2001 Medium CapacityRZ

1975-83 Arbor Insert

Also to note in the photographs are line capacity stickers and the paper spool wrap.  These were placed on the spools from the late 50’s until the mid 80’s and also can help the collector identify year of production.  An intact paper spool wrap would indicate that the spool was never used. 
The following information is a synopsis of the changes.  The dates may vary slightly depending on the historical reference being used.
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~Design Change Highlights by Year~

 1939          All aluminum, protruded spool release button, 4 spoke aluminum drag nut with no spool size insignia, non reinforced metal spindle back, 1st version pawl.

Spool design 1939-1947

1948          Spool capacity insignia added to drag nut, spindle back reinforced, 2nd version pawl.

1947-48 spool type

   1949          3rd version pawl with small capacity spool insignia.

Spool design 1948-1952

   1952          4th version (heart shaped) pawl, spool release button less protruded, plastic drag nut, shiny spindle back with “France” stamped on back seen in 1955 spools.

Spool design 1952-1955

1956          Plastic spindle back first introduced still having 4th version pawl. New spool design, no screws holding spool to rear housing.

Spool design 1955-1957

   1957          5th version pawl. New spool and rear support housing. Metal spool still in use.

Spool design 1957-1958

   1959          New break spring design, round line strength sticker and spool capacity wrap introduced.

Spool design 1958-1959

   1963          Crescent shaped line strength sticker.

Spool design 1959-1963

Spool design 1963-1966

1966          3 spoke drag button, another new break spring design, reinforced plastic spindle back.

Spool design 1966-1975

   1975          7th version pawl (last design), larger 3 spoke drag nut, arbor introduced.

Spool design 1975-1977

   1977          White painted aluminum spool.

Spool design 1977-1978

1978          Natural aluminum spool .

Spool design 1978-1983

  1983          Black plastic spool with new medium capacity design.

Spool design 1983-1985

   1985          Carbon graphite material (“Carbon Graphite Spool” in white letters on drag nut).

Spool design 1985-1989

   1990         Carbon graphite in gold letters on drag nut, gold spool release button.

Spool design 1990-2001