Parts for 121Q020064F1 — Briggs & Stratton

We found 114 parts confirmed to fit the Briggs & Stratton 121Q020064F1.

Compatibility table

Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.

Common failure areas on this model

The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.

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.

Parts in this group on 121Q02-0064-F1: 690813 (Briggs & Stratton Arrestor-Spark), 591287 (Briggs & Statton Ring), 799605 (Briggs & Statton Main Jet), 691884 (Briggs & Statton Sleeve Lever), 591137 (Briggs & Statton Lawn & Garden Equipment Engine Carburetor), 691826 (Briggs & Statton Lawn & Garden Equipment Engine Lock-Out Link), BS591137 (CARBURETOR), 692514 (Briggs & Statton O-Ring), 796522 (Briggs & Statton Oil Adapter), 590405 (Briggs & Statton Piston Assembly), 798538 (Briggs & Stratton Bearing-Ball), 691230 (Arm), 796631 (Briggs & Statton Adjstr-Rckr), 796635 (Briggs & Statton Brake), 796615 (Briggs & Statton Cup Flywheel), 796614 (Briggs & Statton Fan Flywheel), 793471 (Briggs & Statton Kit), 793514 (Briggs & Statton Lawn & Garden Equipment Engine Bolt), 799177 (Briggs & Statton Lawn & Garden Equipment Engine Carburetor Needle Valve), 796468 (Briggs & Statton Lawn & Garden Equipment Engine Crankshaft), 796503 (Briggs & Statton Lawn & Garden Equipment Engine Dipstick), 499642 (Briggs & Statton Lawn & Garden Equipment Engine Exhaust Valve), 796491 (Briggs & Statton Lawn & Garden Equipment Engine Formed Fuel Line), 590949 (Briggs & Statton Lawn & Garden Equipment Engine Fuel Tank), 798327 (Briggs & Statton Lawn & Garden Equipment Engine Governor Crank), 595554 (Briggs & Statton Lawn & Garden Equipment Engine Ignition Coil), 593411 (Briggs & Statton Lawn & Garden Equipment Engine Muffler Guard), 793481 (Briggs & Statton Lawn & Garden Equipment Engine Nut), 795990 (Briggs & Statton Lawn & Garden Equipment Engine Oil Filter), 590404 (Briggs & Statton Lawn & Garden Equipment Engine Piston Assembly), 796497 (Briggs & Statton Lawn & Garden Equipment Engine Recoil Starter Assembly), 695897 (Briggs & Statton Lawn & Garden Equipment Engine Starter Harness Adapter), 796657 (Briggs & Statton Mechanical Link), 793515 (Briggs & Statton Nut), 796537 (Briggs & Statton Stud), 797002 (Briggs & Statton Stud), 691343 (Briggs & Stratton Guide-Push Rod).

Storage, trim and cosmetic hardware

Symptom: A cracked shelf, broken door bin, worn hinge, or missing trim piece -- cosmetic and storage wear rather than a functional breakdown.

Check: Match the physical dimensions and mounting tabs of the old part before ordering; these pieces are often model-specific even between visually similar models.

Parts in this group on 121Q02-0064-F1: 797735 (Briggs & Statton Spacer Muffler), 690349 (Briggs & Statton Lawn & Garden Equipment Engine Shoulder Screw), 797383 (Briggs & Stratton Spacer), 691304 (Briggs & Statton Lawn & Garden Equipment Engine Valve Spring), 796476 (Briggs & Statton Breather Cover), 694039 (Briggs & Statton Lawn & Garden Equipment Engine Camshaft), 796502 (Briggs & Statton Lawn & Garden Equipment Engine Dipstick Tube), 796484 (Briggs & Statton Lawn & Garden Equipment Engine Governor Spring), 793453 (Briggs & Statton Lawn & Garden Equipment Engine Screw), 793454 (Briggs & Statton Lawn & Garden Equipment Engine Screw), 793480 (Briggs & Statton Lawn & Garden Equipment Engine Screw), 796496 (Briggs & Statton Lawn & Garden Equipment Engine Screw), 796482 (Briggs & Statton Lawn & Garden Equipment Engine Throttle Control Bracket), 691300 (Briggs & Stratton Cap-Valve), 799179 (Briggs & Stratton Lawn & Garden Equipment Engine Choke Return Spring).

Door and drum seals

Symptom: A door or drum seal that has lost its grip, letting water or conditioned air escape past it.

Check: Inspect the seal for tears, flattening, or gaps, and check it against your model's part number before ordering.

Parts in this group on 121Q02-0064-F1: 692515 (Briggs & Statton Gasket-Oil A), 796473 (Briggs & Statton Cylinder Gasket), 796677 (Briggs & Statton Gasket), 797625 (Briggs & Statton Lawn & Garden Equipment Engine Carburetor Float Bowl Gasket), 796480 (Briggs & Stratton Gasket-Rocker Cover).

Drive system (belts, pulleys, motors)

Symptom: A drum or tub that won't turn, a burning-rubber smell, or a loud thump or squeal during a cycle.

Check: With power off, turn the drum or tub by hand -- resistance or grinding points to the motor or a bearing, and a cracked, glazed, or snapped belt is visible once the cabinet is open.

Parts in this group on 121Q02-0064-F1: 692507 (Briggs & Statton Oil Pulley Cover).

Controls, timers and wiring

Symptom: A cycle that doesn't advance, an unresponsive display, or the unit not starting at all.

Check: Look for burn marks or a burnt smell near the board or terminals, and check whether buttons and knobs respond -- a unit that powers on but won't cycle often traces back to this group.

Parts in this group on 121Q02-0064-F1: 797626 (Briggs & Statton Lawn & Garden Equipment Engine Carburetor Float).

Heat control (thermostats, fuses, heating element)

Symptom: The appliance runs but heats or cools inconsistently, or shuts off partway through a cycle.

Check: With the appliance unplugged, check continuity across the part with a multimeter -- no continuity means it has failed.

Parts in this group on 121Q02-0064-F1: 798938 (Briggs & Statton Lawn & Garden Equipment Engine Choke Thermostat).

Before you buy

Match 121Q020064F1 exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.

How to confirm this is your model

Check inside a door opening, on a back or side panel, or behind a removable panel or drawer for a label printed with the model and serial number. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.

Still not sure?

Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.