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Grade 8 Carbon Steel Hex Nut, 1.61 in Width, Black Oxide, Pkg Qty 50

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Industrial · SKU: AE1854577

Grade 8 Carbon Steel Hex Nut, 1.61 in Width, Black Oxide, Pkg Qty 50

This Grade 8 carbon steel hex nut is designed for high-strength structural and machinery applications. The black oxide finish provides a durable layer of corrosion resistance.

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$69.99
$1.40/each(50 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$69.99
11 - 50-5%$66.49
51+-10%$62.99
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Quick Answer

How Buyers Should Evaluate Grade 8 Carbon Steel Hex Nut, 1.61 in Width, Black Oxide, Pkg Qty 50

This Grade 8 carbon steel hex nut is designed for high-strength structural and machinery applications. The black oxide finish provides a durable layer of corrosion resistance. Use the quick checks below to decide whether direct checkout is enough or whether an RFQ will reduce sourcing risk.

Quick Spec Check

  • System of Measurement: Metric
  • Material Grade/Class: Grade 8
  • Material: Carbon Steel

Purchase Details

  • Online price starts at $69.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 50 / Each.
  • Lead time: 2-3 weeks.

Use RFQ When

  • Use RFQ when you need bulk pricing, alternate pack sizes, or multi-SKU comparison.
  • Request support when fit, material, or substitute selection needs confirmation before order.
  • Escalate to sourcing when timeline, freight, or stocking strategy matters more than one-off checkout speed.

Technical Specifications

System of MeasurementMetric
Material Grade/ClassGrade 8
MaterialCarbon Steel
Thread SizeM27
FinishBlack Oxide
Width Across Flats1.61 in
Product Details

Full Description

Application context, construction notes, and selection details for evaluating fit before purchase or repeat ordering.

Overview

This Grade 8 carbon steel hex nut is engineered for high-strength structural and machinery applications where reliability under extreme stress is non-negotiable. The black oxide finish provides a durable, corrosion-resistant layer, extending the component's service life in challenging environments. With standardized metric thread sizing and imperial width dimensions, this nut ensures reliable compatibility and secure fastening in demanding industrial, construction, and heavy equipment assemblies.

Key Features

Manufactured from high-grade carbon steel for exceptional strength Grade 8 classification for a minimum tensile strength of 150,000 PSI Black oxide finish offers enhanced corrosion resistance and a professional appearance Precise threading ensures secure mating with corresponding bolts Wide bearing surface distributes clamping force effectively Designed to resist vibration loosening in high-stress applications

Specifications

System of Measurement: Metric Material Grade/Class: Grade 8

Material

Carbon Steel Thread Size: M27 Finish: Black Oxide Width Across Flats: 1.61 inches Package Quantity: 50 units

Applications

Heavy-duty structural steel connections Machinery and equipment assembly and repair Industrial manufacturing fixtures and frames Construction of bridges and infrastructure Agricultural and mining equipment maintenance Transportation and trailer manufacturing

Frequently Asked Questions

What are the exact dimensions and specifications of this hex nut?
This is a metric M27 thread nut with a width across flats of 1.61 inches and a height of approximately 1.10 inches. It is made from Grade 8 carbon steel, which has a minimum tensile strength of 150,000 PSI, and features a corrosion-resistant black oxide finish.
What are the typical applications for a Grade 8, M27 hex nut?
This high-strength nut is designed for heavy-duty structural and machinery applications, such as large construction equipment, industrial presses, and heavy truck assemblies. Its Grade 8 rating makes it suitable for high-stress, high-vibration environments where reliability is critical.
How is this product packaged and sold?
This nut is sold in a bulk package containing 50 pieces. The packaging is designed for industrial handling and storage, ensuring the parts are protected during shipping and are easily inventoried in your workshop or warehouse.
Grade 8 Carbon Steel Hex Nut, 1.61 in Width, Black Oxide, Pkg Qty 50 | Machrio