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Fine Thread Alloy Steel Hex Nut, Grade 12, 1.181 in, Black Oxide, Pkg Qty 25

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Industrial · SKU: AE1866641

Fine Thread Alloy Steel Hex Nut, Grade 12, 1.181 in, Black Oxide, Pkg Qty 25

This fine thread hex nut is manufactured from high-strength alloy steel, meeting Grade 12 classification for demanding structural and machinery applications.

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$99.99
$4.00/each(25 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$99.99
11 - 50-5%$94.99
51+-10%$89.99
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Quick Answer

How Buyers Should Evaluate Fine Thread Alloy Steel Hex Nut, Grade 12, 1.181 in, Black Oxide, Pkg Qty 25

This fine thread hex nut is manufactured from high-strength alloy steel, meeting Grade 12 classification for demanding structural and machinery applications. 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 12
  • Material: Alloy Steel

Purchase Details

  • Online price starts at $99.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 25 / 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 12
MaterialAlloy Steel
Thread SizeM30-2
FinishBlack Oxide
Width Across Flats1.181 in
Product Details

Full Description

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

Overview

This fine thread hex nut is engineered for critical structural and heavy machinery applications where superior tensile strength and reliable performance under high stress are non-negotiable. Manufactured from high-grade alloy steel and meeting the stringent Grade 12 classification, it is designed to withstand extreme loads and demanding environmental conditions. The fine thread pitch (M30-2) offers enhanced precision for adjustment and provides superior resistance to loosening caused by vibration, making it an ideal choice for dynamic assemblies.

Key Features

Constructed from high-strength alloy steel for maximum durability Meets Grade 12 classification for exceptional load-bearing capability Fine thread pitch design for precise adjustment and vibration resistance Black oxide finish provides a layer of corrosion protection Professional black finish ensures a clean, consistent appearance Precision-machined threads ensure a secure, reliable fit

Specifications

System of Measurement: Metric Material Grade/Class: Grade 12

Material

Alloy Steel Thread Size: M30-2 Finish: Black Oxide Width Across Flats: 1.181 inches Package Quantity: 25 units

Applications

Heavy-duty structural steel connections High-performance machinery and equipment assembly Vibration-prone industrial applications Precision engineering and manufacturing Infrastructure and construction projects Maintenance and repair operations requiring Grade 12 fasteners

Frequently Asked Questions

What are the key specifications for this fine thread hex nut, and how does its size relate to standard US fasteners?
This is a metric fine thread nut (M30-2) with a Grade 12 alloy steel construction and a black oxide finish. The width across flats is 1.181 inches. While it is a metric component, its major diameter of approximately 1.181 inches is comparable to a 1-1/4 inch US fastener, but the fine M30-2 thread pitch is specific to metric applications.
What are the typical applications for a Grade 12, fine thread nut like this?
Grade 12 alloy steel nuts are designed for high-strength, critical fastening applications requiring superior clamp load and vibration resistance. The fine thread (M30-2) is ideal for precision adjustments, high-pressure fittings, or assemblies where a finer pitch provides better tension control, commonly used in heavy machinery, structural frameworks, and high-performance equipment.
How is this nut packaged for order, and what is the minimum quantity I can purchase?
This nut is packaged and sold in bulk quantities of 25 per bag. This pack size is designed for industrial and maintenance use, providing an efficient quantity for projects while minimizing loose piece handling. Please check with your supplier for case or pallet quantities for larger volume requirements.
Fine Thread Alloy Steel Hex Nut, Grade 12, 1.181 in, Black Oxide, Pkg Qty 25 | Machrio