Briggs & Statton Lawn & Garden Equipment Engine Woodruff Key 691639

Brand: Briggs & Stratton · Fits: 21 models · Reference price: $9.71

691639 is a Briggs & Stratton replacement part (briggs & statton lawn & garden equipment engine woodruff key). Our fitment data lists 21 models that use it.

When to replace this part

General hardware and mounting parts

Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.

Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.

Models that use this part

Other parts for model 31A607-0740-B1

If you are repairing that appliance, these are the most model-specific parts on file for the same model.

• Briggs & Statton Blower Housing Support 697125
• Briggs & Statton Choke Valve 692344
• Briggs & Statton Crankshaft 697127
• Briggs & Statton Label Kit 697143
• Briggs & Statton Lawn & Garden Equipment Engine Air Filter Cover 697575
• Briggs & Statton Lawn & Garden Equipment Engine Carburetor Nozzle 697140
• Briggs & Statton Lawn & Garden Equipment Engine Flywheel Washer 690582
• Briggs & Statton Lawn & Garden Equipment Engine Short Block 697761

Reference price and where to compare

The reference price on file for this part is $9.71. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.

Compare 691639 listings on Amazon

Before you order

• Match the part number character for character, including dashes and trailing letters; a single different character is usually a different part.
• Confirm your appliance's model number on its data plate and check that it appears in the list above (or use the model lookup tool).
• If a seller offers a substitute number, check that it appears in this page's replacement list or in the manufacturer's documentation.

Model lookup tool