In this schematic the &quot;Nut, Nylon&quot; is used most often.
The eight Gs300a 1977 Seat  component parts are all listed in this schematic.

EMBLEM 2

TOOL KIT

DOUBLE SEAT ASY

COVER,DOUBLE SEAT

SCREW, W/WASHER (865)

WASHER, PLATE (J18)

WASHER, PLATE (838-77728-00)

WASHER, PLAIN (663)

WASHER(526)

NUT, NYLON

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YAMAHA GS300A 1977SEAT