[100 PKG] Grade 5 Zinc Plated Hex Tap Bolt (Full Thread) 5/16-18X8 1/2

Mutual ScrewSKU: 31136BHT5KC

Price:
Sale price$1,002.47per 100( $10.02 each)
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 8-1/2
Material Steel
Grade 5
Finish Zinc
Head style Hex
Threads per inch 18
Thread style Fully Threaded
Weight 16.0 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

Engineered for reliable, high-strength fastening, this Grade 5 Zinc Plated Hex Tap Bolt delivers secure engagement in tapped holes with full-thread precision. Sized at 5/16-18 x 8-1/2 in, it combines robust steel construction with corrosion-resistant zinc plating for durable performance in both indoor and outdoor environments.

Ideal for automotive, machinery, and equipment assemblies where a strong, threaded connection is required, the tap bolt features a hex head for easy driving with common wrenches. The full-thread design provides complete engagement along the bolt length for precise alignment and strong clamping power.

  • Grade 5 steel — high-strength carbon steel for dependable performance.
  • Zinc plating — provides corrosion resistance and a bright finish.
  • Full-thread — threads run the entire length for maximum engagement.
  • Hex tap bolt with a hex head for straightforward tightening and removal.
  • Thread specification — 5/16-18 UNC (coarse) for versatile fastening.
  • Dimensions — diameter 5/16 in, length 8-1/2 in.

Specifications

  • Diameter: 5/16 in
  • Thread: 5/16-18 UNC
  • Length: 8-1/2 in
  • Head type: Hex
  • Finish: Zinc plated
  • Material: Grade 5 steel
  • Thread length: Full thread

Choose this Grade 5 Zinc Plated Hex Tap Bolt (Full Thread) for dependable, long-lasting performance in tapped hole applications where strength, corrosion resistance, and precise thread engagement matter.

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