013-8049-00 - 5/16-18 Nylon Flange Nut
018-5015-00 - Bad Boy Mower Parts

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013-8049-00 – 5/16-18 Nylon Flange Nut

Key Features of Bad Boy Mower 013-8049-00 – 5/16-18 Nylon Flange Nut

  • OEM Quality Construction: Genuine Bad Boy replacement nut designed for exact fit and reliable performance.
  • 5/16-18 Thread Pattern: Coarse-thread design ensures secure fastening across multiple mower assemblies.
  • Integrated Flange Base: Evenly distributes clamping force and eliminates the need for a washer.
  • Self-Locking Nylon Insert: Orange nylon ring resists vibration and prevents loosening during heavy operation.
  • Zinc-Plated Finish: Protects against corrosion, rust, and outdoor wear.
  • High-Strength Steel: Built to withstand high torque and repetitive load cycles.
  • Easy Installation: OEM precision ensures smooth threading and consistent clamping force.
  • See Models Used On below for more detail.

  • SKU:

    013-8049-00

$2.99
Usually ship in 1-3 days

Bad Boy Mower 013-8049-00 – 5/16-18 Nylon Flange Nut

The Bad Boy Mower 013-8049-00 – 5/16-18 Nylon Flange Nut is a genuine OEM replacement fastener designed to provide superior vibration resistance and long-lasting fastening strength. Built to Bad Boy’s strict engineering standards, this nut features a 5/16-18 thread pattern for secure, consistent engagement with compatible bolts and studs.

The integrated flange base eliminates the need for a separate washer by evenly distributing clamping pressure across mounting surfaces, reducing stress and preventing loosening during mower operation. Its built-in nylon locking insert delivers exceptional grip, resisting loosening caused by vibration, torque, and repetitive movement.

Manufactured from high-strength steel with a durable zinc-plated finish, this nut offers outstanding corrosion resistance, ensuring dependable performance in moisture-prone and high-debris environments. The orange nylon insert provides added locking friction for a consistent, secure fit every time.

Unlike generic hardware that can compromise performance or thread alignment, the Bad Boy OEM Nylon Flange Nut ensures a perfect fit and uniform torque retention. It’s the ideal choice for maintaining proper assembly tension across mower decks, frames, and engine components.

At BadBoyMowerParts.com, we stock a full line of OEM nuts, bolts, and fasteners manufactured to Bad Boy’s factory standards. With free shipping on orders over $100, keeping critical hardware like the 013-8049-00 on hand ensures your mower operates safely and efficiently all season long.

Models Used On

(Click Link For Diagram)

2026

2025

2024

2023

2022

2021

2020

2019

2018

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2016

2015

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2013

2012

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