NUT, 1/2-13 Hexjam
Genuine Briggs & Stratton OEM · Part number 318486MA
The NUT, 1/2-13 Hexjam is a genuine Briggs & Stratton hardware part, OEM part number 318486MA. Dykes Motors sells it for $9.00. It is in stock to order online, or you can pick it up at our store. Not sure it fits your machine? Send the model and serial number to the parts desk before you order. Dykes Motors is an authorized Bobcat, LS Tractor, and Ferris dealer with genuine parts and service on site.
Price and availability checked
We accept Visa, Mastercard, American Express, Discover, Apple Pay, Google Pay, Amazon Pay, PayPal, Venmo, and Klarna.
In stock. Ships within 1 to 2 business days, arrives in 3 to 5 more — by Thu, Oct 15. Free shipping on every parts order. Free pickup at 3069 Hwy 49.
Genuine OEM part. Manufacturer warranty honored at our dealership.
Fits these models
60 more models in the OEM parts diagram, unverified
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- Appears in the OEM parts diagram for Briggs & Stratton 627805x85D
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- Appears in the OEM parts diagram for Briggs & Stratton 627815x85A
- Appears in the OEM parts diagram for Briggs & Stratton 629104x85B
- Appears in the OEM parts diagram for Briggs & Stratton 629104x85C
- Appears in the OEM parts diagram for Briggs & Stratton 629104x85D
- Appears in the OEM parts diagram for Briggs & Stratton 629106x85A
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Details
This is a genuine Briggs & Stratton hex jam nut sized 1/2-13, a fastener used to secure components on small engines and equipment. Since this part is engine and model specific, confirm your engine or equipment model number matches the fitment list before ordering. OEM part number 318486MA.
Verify your fitment before you order
Text your equipment model and serial number to (601) 516-7255 and we confirm the exact part before you pay. Prefer to talk? Call (601) 516-7255.
Questions about part 318486MA
What machines does part 318486MA fit?
We do not list a confirmed fitment for part 318486MA on this page. Send the model and serial number of your machine to the parts desk and we will check it before you order.
How much is part 318486MA?
Dykes Motors sells the NUT, 1/2-13 Hexjam, part number 318486MA, for $9.00. Price and availability were checked Oct 2, 2026.
Is part 318486MA a genuine Briggs & Stratton part?
Yes. Part 318486MA is a genuine Briggs & Stratton OEM part.
Is part 318486MA in stock?
Yes. It is in stock to order online, or you can pick it up at our store.
Visit Us in Collins, MS
3069 Hwy 49, Collins, MS 39428 · (601) 516-7255 · Get directions




