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Nylon insert locking nut. Used as part of the shear bolt assembly, as well as other locations within the equipment.

Tecumseh fuel line clamp.

Briggs & Stratton flywheel key. The flywheel key aligns the flywheel in the correct position on the crankshaft. If the engine stops suddenly due to hitting a hard object, the flywheel key shears in half to prevent damage to the engine. If the flywheel key is broken, the engine won't start.

Nut-Locking. The manufacturer has changed vendors and the part may vary in character. Some do not have a nylon insert, however the nut is a locking type.

Screw

Screw

Self Tapping Screw

Screw, 1/4-20 x .5

Washer-clutch

Screw

Washer 3/8 Splt Lock

Screw,m4x19

Hex nut, 5/16-18 Thd.

Tecumseh flywheel key (woodruff key). The flywheel key aligns the flywheel in the correct position on the crankshaft. If the engine stops suddenly due to hitting a hard object, the flywheel key shears in half to prevent damage to the engine. If the flywheel key is broken, the engine won't start.

Flywheel key
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