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Grade 8 Carbon Steel M18 Hex Nut, Black Oxide, 1.417 in, Pkg Qty 500

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Industrial · SKU: AA2479013

Grade 8 Carbon Steel M18 Hex Nut, Black Oxide, 1.417 in, Pkg Qty 500

This Grade 8 carbon steel hex nut provides high-strength fastening for demanding industrial applications. The black oxide finish offers a durable layer of corrosion resistance.

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$169.99
$0.34/each(500 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$169.99
11 - 50-5%$161.49
51+-10%$152.99
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Quick Answer

How Buyers Should Evaluate Grade 8 Carbon Steel M18 Hex Nut, Black Oxide, 1.417 in, Pkg Qty 500

This Grade 8 carbon steel hex nut provides high-strength fastening for demanding industrial applications. The black oxide finish offers 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 $169.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 500 / 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 SizeM18
FinishBlack Oxide
Width Across Flats1.417 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, heavy-duty fastening in critical industrial and construction assemblies. The black oxide finish provides a durable, mildly corrosion-resistant surface while maintaining precise dimensional tolerances. Manufactured to stringent Grade 8 specifications, this nut is designed to withstand high clamp loads, severe vibration, and demanding mechanical stress, ensuring long-term joint integrity and reliability.

Key Features

Manufactured from high-strength Grade 8 carbon steel for superior load-bearing capacity Black oxide finish offers a protective layer against corrosion and reduces galling Precision-machined threads on an M18 metric profile ensure consistent engagement and reliable torque performance Standard hex design with a width across flats of 1.417 inches for compatibility with common wrenches and sockets Ideal for use with matching high-strength bolts in structural and high-stress applications

Specifications

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

Material

Carbon Steel Thread Size: M18 Finish: Black Oxide Width Across Flats: 1.417 inches Package Quantity: 500 units

Applications

Heavy machinery and equipment assembly Structural steel framing and construction Industrial conveyor systems and material handling equipment Automotive and transportation manufacturing Infrastructure projects requiring high-strength bolted connections

Frequently Asked Questions

What are the key specifications for this hex nut, and is it suitable for high-stress applications?
This is a Grade 8 carbon steel hex nut with an M18 metric thread and a black oxide finish. Its width across flats is 1.417 inches, and the Grade 8 classification indicates a high tensile strength of approximately 150,000 PSI, making it suitable for demanding, high-stress industrial applications.
What are the typical use cases for this specific type of nut?
This Grade 8 M18 nut is designed for heavy-duty construction, machinery assembly, structural steel connections, and other industrial applications requiring reliable, high-strength fastening. The black oxide finish provides a basic layer of corrosion resistance for general use in non-severe environments.
How is this product packaged for order, and what is the minimum quantity?
This nut is packaged in bulk quantities of 500 pieces per box. This industrial pack size is designed for efficiency in procurement and inventory management for ongoing projects or maintenance operations.
Grade 8 Carbon Steel M18 Hex Nut, Black Oxide, 1.417 in, Pkg Qty 500 | Machrio