1 1
HAULK DEPOT

Bolt with Nut (SML) – 5/16" x 3-1/4" – For 7K-8K Equalizer | HD
SKU: 7BEQSM-HD
$9.20 USD $9.20 USD $12.88 USD
Sale 28.57% $3.68 USD (28.57%)
Shipping calculated at checkout.
In stock

We want you to be completely satisfied with your purchase. That’s why we offer a hassle-free return policy within 30 days of delivery*. If your item is unused, in original packaging, and eligible for return, you can send it back for a refund or exchange.

*Some exclusions may apply

Some of our products are backed by a 1-year limited manufacturer warranty covering defects in materials and workmanship under normal use. If you experience any issues during this period, we’ll work with you to repair, replace, or resolve it according to warranty terms.*

*Proof of purchase required

Need it fast? We’ve got you covered. Orders confirmed before 3 PM Eastern Standard Time (Monday–Friday) are processed and shipped out the same business day. Orders placed after the cutoff will ship the next business day.

For assistance, please contact us at +1-607-477-7774

Our support team is available during regular business hours ONLY
Description

The 5/16" x 3-1/4" Bolt with Nut from Haulk Depot is engineered for securing equalizers in 7,000–8,000 lb trailer suspension systems. Featuring a 5/16" diameter and durable construction, this bolt comes with a locknut to ensure secure and long-lasting performance under heavy-duty conditions.

Detailed Information:
Length 3.3"
Bolt Size 5/16"-18 x 3-1/4"
Included Components:
  • 1x Bolt
  • 1x Locknut
Fitting:

Compatible with equalizers used in 7K–8K lb trailer suspension systems. Suitable for a wide range of utility, equipment, and cargo trailers.

Features:
  • Precision Fit: 5/16" bolt size ideal for smaller equalizer mounts
  • Locknut Included: Prevents loosening under vibration and load
  • High-Strength Steel: Built for durability and corrosion resistance
Interchangeable Part Numbers:
  • KBN-516
Product Overview:

This 5/16" x 3-1/4" Bolt with Nut is designed for use with 7,000–8,000 lb trailer equalizers. Whether performing routine maintenance or installing new suspension components, it offers secure fastening and long-term reliability in high-stress applications.
Bolt with Nut (SML) – 5/16" x 3-1/4" – For 7K-8K Equalizer | HD
11.gif

SIGN UP FOR OUR NEWSLETTER!

Learn about our products, weekly sales, discount codes and much more
logo5.png