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304 Stainless Steel A2-70 M3 Coupling Nut, 1.97" Length, Pkg Qty 80

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Industrial · SKU: AF0267143

304 Stainless Steel A2-70 M3 Coupling Nut, 1.97" Length, Pkg Qty 80

This 304 stainless steel coupling nut is manufactured to DIN 6334 standards with a right-hand/left-hand thread design for joining two externally threaded rods.

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$89.99
$1.12/each(80 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$89.99
11 - 50-5%$85.49
51+-10%$80.99
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Quick Answer

How Buyers Should Evaluate 304 Stainless Steel A2-70 M3 Coupling Nut, 1.97" Length, Pkg Qty 80

This 304 stainless steel coupling nut is manufactured to DIN 6334 standards with a right-hand/left-hand thread design for joining two externally threaded rods. 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: A2-70
  • Material: Stainless Steel

Purchase Details

  • Online price starts at $89.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 80 / 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/ClassA2-70
MaterialStainless Steel
Thread SizeM3
FinishPlain
Length1.97 in
Width Across Flats0.236 in
Product Details

Full Description

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

Overview

This coupling nut is a precision-engineered fastener designed to join two externally threaded rods, studs, or bolts in-line. Manufactured in strict accordance with the DIN 6334 standard from 304 stainless steel, it features a unique right-hand/left-hand thread design for efficient assembly. The A2-70 material grade ensures superior corrosion resistance and reliable mechanical performance in challenging environments, making it an essential component for robust mechanical assemblies and structural frameworks.

Key Features

Constructed from corrosion-resistant 304 stainless steel Complies with DIN 6334 dimensional and performance standards Right-hand and left-hand thread design for connecting two external threads A2-70 material grade for high tensile strength and durability Plain, self-color finish suitable for a wide range of industrial conditions Precise machining for consistent thread engagement and secure connections

Specifications

System of Measurement: Metric Material Grade/Class: A2-70

Material

Stainless Steel Thread Size: M3 Finish: Plain Length: 1.97 in Width Across Flats: 0.236 in Package Quantity: 80 units

Applications

General industrial assembly and machinery maintenance Construction of frames, supports, and tensioning systems Extending threaded rods in electrical and plumbing installations Repair and fabrication tasks requiring a durable threaded connector Applications in environments exposed to moisture, chemicals, or outdoor weather conditions

Frequently Asked Questions

What are the key specifications and material properties of this coupling nut?
This is a DIN 6334 standard coupling nut made from 304 Stainless Steel with an A2-70 material grade, indicating a minimum tensile strength of 70,000 PSI. It has an M3 thread size, measures 1.97 inches in length and 0.236 inches across the flats, and features a plain (uncoated) finish for corrosion resistance.
What are the typical applications for this M3 stainless steel coupling nut?
This nut is designed to join two externally threaded rods or bolts of the same size (M3) end-to-end, commonly used in precision assemblies, machinery, fixtures, and frameworks where extended length or adjustability is required. Its 304 stainless steel construction makes it suitable for environments where corrosion resistance is important.
How is this product packaged and what is the minimum order quantity?
The coupling nuts are packaged in bulk quantities of 80 pieces per bag. This pack size is designed for production or maintenance use, providing a cost-effective supply for multiple assembly points or projects.
304 Stainless Steel A2-70 M3 Coupling Nut, 1.97" Length, Pkg Qty 80 | Machrio