[100 PKG] Coupling Nuts Hex Reducing Steel Zinc 5/16-18 X 3/8-16 X 1
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[100 PKG] Coupling Nuts Hex Reducing Steel Zinc 5/16-18 X 3/8-16 X 1

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[100 PKG] Coupling Nuts Hex Reducing Steel Zinc 5/16-18 X 3/8-16 X 1

Mutual ScrewSKU: CUP 3137.00
Price:
$151.46per 100( $1.51 each)
Pieces 100
Measurement type Inch
Thread size 5/16-18 X 3/8-16 X 1
Material Steel
Finish Zinc Plated
Weight 5.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Coupling Nuts Hex Reducing Steel Zinc 5/16-18 X 3/8-16 X 1 — a high-strength hex reducing coupling nut engineered to join bolts or rods of two different diameters in one compact, robust fastener.

This specialized reducing coupling nut offers two internal thread sizes: 5/16-18 UNC and 3/8-16 UNC, enabling quick and secure connections between components with differing thread diameters. Crafted from durable steel and finished with zinc plating, it delivers reliable corrosion resistance for both indoor and outdoor applications.

Specifications

  • Thread sizes: 5/16-18 UNC and 3/8-16 UNC
  • Overall length: 1 inch
  • Material: Steel
  • Finish: Zinc plating
  • Type: Hex reducing coupling nut

Benefits

  • Eliminates the need for separate nuts when joining different thread sizes
  • Secure, flush connection with a hex profile for easy tightening
  • Corrosion-resistant zinc finish extends service life in challenging environments
  • Compatible with standard wrenches for straightforward installation

Applications

Ideal for machinery, automotive, plumbing, electrical, and general structural assemblies where two different thread sizes must be joined in a single, reliable fastener.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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