Briggs and stratton bolt, 5/16-18x2
Part #703059
The manufacturer no longer makes this part, and there's no substitute part
Model # 52144A Official Lawn-Boy lawn mower
Here are the diagrams and repair parts for Official Lawn-Boy 52144A lawn mower, as well as links to manuals and error code tables, if available.
There are a couple of ways to find the part or diagram you need:
- Click a diagram to see the parts shown on that diagram.
- In the search box below, enter all or part of the part number or the part’s name.
Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.
We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.
For DIY troubleshooting advice and repair guides, visit our repair help section.
Model diagram and schematic
SEARCH WITHIN THIS MODEL
ALL PARTS
Showing 1 of 1 parts |
Most common symptoms to help you fix your riding mowers & tractors
Choose a symptom to see related riding mower and lawn tractor repairs.
Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma…
Main causes: faulty battery, bad alternator…
Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim…
Main causes: dead battery, stale fuel, bad starter solenoid, ignition system problem, bad ignition interlock switch, clo…
Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly…
Main causes: shift lever needs adjustment, neutral control needs adjustment…
Main causes: clogged carburetor, damaged flywheel key, dirty spark plug, stale fuel, improper valve lash, engine needs a…
Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, …
Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tun…
Most common repair guides to help fix your riding mowers & tractors
These step-by-step repair guides will help you safely fix what’s broken on your riding mower or lawn tractor.
How to replace a mandrel assembly on a riding lawn mower
Replace the mandrel assembly if the blade shaft vibrates or doesn't spin.…
Repair difficulty
Time required
30 minutes or less
How to replace the flywheel key on a riding lawn mower
If the engine won't restart after hitting a stump or rock, the problem could be a sheared flywheel key. Follow these ste…
Repair difficulty
Time required
60 minutes or less
How to replace a riding lawn mower ignition coil
If you're not getting spark from a good spark plug, the problem could be the ignition coil. Follow these step-by-step in…
Repair difficulty
Time required
30 minutes or less
Effective articles & videos to help repair your riding mowers & tractors
Use the advice and tips in these articles and videos to get the most out of your riding mower or lawn tractor.
Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
Check the starter solenoid, starter motor, wiring, battery and engine.…