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HILLMAN®

5/8 in. Hex Coupling Nut — 7/16-20 Thread, 5-Pack

Mfg.#
4376-e
Sku#
6332472
  • Features fine 7/16-20 thread for fastening and coupling applications
  • Designed as a coupling nut to join or extend threaded rods or bolts
  • Suitable for use with a 5/8-inch hex wrench or socket for tightening

* Estimated stock levels as of Fri, Apr 3, 2026. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.

Description

The HILLMAN 5/8 Hex Coupling Nut is a fine-thread connector designed to join or extend threaded rods and bolts where a compact, hex-shaped profile is preferred. With a 7/16-20 thread size and a 5/8-inch hex exterior, this coupling nut gives a reliable grip for tightening with standard wrenches, making it useful in repair, fabrication, and assembly tasks. Use it to lengthen threaded studs, secure components in machinery or fixtures, or create adjustable linkages in DIY projects and light construction work. Its straightforward hex form lets you apply torque easily for a secure hold, making setup and adjustments quicker when aligning parts or finishing assemblies.

Specifications

General

Pack Qty 5
Thread Size 7/16-20
Type Nut

Dimensions

Size 7/16-20, 5/8 Hex

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