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Grade 8 Carbon Steel Hex Nut, 1.61 in, Black Oxide, Pkg Qty 36

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Industrial · SKU: AE1854605

Grade 8 Carbon Steel Hex Nut, 1.61 in, Black Oxide, Pkg Qty 36

This Grade 8 carbon steel hex nut is designed for high-strength structural and heavy machinery applications. It features a 1.

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$79.99
$2.22/each(36 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$79.99
11 - 50-5%$75.99
51+-10%$71.99
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Quick Answer

How Buyers Should Evaluate Grade 8 Carbon Steel Hex Nut, 1.61 in, Black Oxide, Pkg Qty 36

This Grade 8 carbon steel hex nut is designed for high-strength structural and heavy machinery applications. It features a 1. 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 $79.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 36 / 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 high-strength hex nut is engineered for critical structural connections in heavy machinery, construction, and industrial assembly. Manufactured from carbon steel and heat-treated to Grade 8 specifications, it delivers exceptional clamping force and reliability under extreme loads. The black oxide finish provides a durable layer of protection against corrosion in demanding environments. Supplied in a convenient 36-piece package, this nut streamlines inventory management and ensures a ready supply for high-volume projects.

Key Features

Grade 8 classification for superior tensile strength and reliability Black oxide finish for enhanced corrosion resistance and a professional appearance Precision-machined threads for consistent, secure mating with Grade 8 or higher fasteners Wide 1.61-inch across-flats design for secure wrench engagement and high-torque installation Bulk packaging optimized for efficient job site distribution and storage

Specifications

Material: Carbon Steel Material Grade/Class: Grade 8 Thread Size: M27 Width Across Flats: 1.61 inches Nominal Height: 1.06 inches Finish: Black Oxide System of Measurement: Metric (M-Series Thread) Package Quantity: 36 pieces Minimum Tensile Strength: 150,000 PSI

Applications

Heavy-duty structural steel framing and construction Assembly of mining, agricultural, and material handling equipment High-stress connections in infrastructure and transportation projects General manufacturing and maintenance requiring certified high-strength fasteners Repair and fabrication in industrial and OEM settings

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 1.65 inches. It is made from Grade 8 carbon steel with a black oxide finish for corrosion resistance.
What are the typical applications for a Grade 8 nut of this size?
This high-strength nut is suitable for demanding structural, machinery, and heavy equipment applications where a 1.61-inch wrench size is required. Its Grade 8 rating ensures reliable performance in high-stress and high-vibration environments.
How is this product packaged and what is the minimum order quantity?
The nuts are packaged in boxes of 36 pieces. This is the standard pack quantity for ordering, providing an efficient quantity for maintenance kits or small to medium project requirements.