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Internal Tooth Lock Washer, 0.1969 in, Carbon Steel 65Mn, Zinc Plated, Pkg Qty 100

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Industrial · SKU: AA0383126

Internal Tooth Lock Washer, 0.1969 in, Carbon Steel 65Mn, Zinc Plated, Pkg Qty 100

This internal tooth lock washer is designed for secure, vibration-resistant fastening in demanding applications.

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$9.99
$0.10/each(100 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$9.99
11 - 50-5%$9.49
51+-10%$8.99
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Quick Answer

How Buyers Should Evaluate Internal Tooth Lock Washer, 0.1969 in, Carbon Steel 65Mn, Zinc Plated, Pkg Qty 100

This internal tooth lock washer is designed for secure, vibration-resistant fastening in demanding 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: 65Mn
  • Material: Carbon Steel

Purchase Details

  • Online price starts at $9.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 100 / 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/Class65Mn
MaterialCarbon Steel
Thread Size0.1969 in
FinishZinc Plated
LengthWasher
Head TypeWasher
Drive TypeWasher
Product Details

Full Description

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

Internal Tooth Lock Washer, 0.1969 in, Carbon Steel 65Mn, Zinc Plated, Pkg Qty 100

Overview

This internal tooth lock washer is engineered to maintain secure, vibration-resistant fastenings in demanding mechanical and industrial assemblies. It functions by utilizing its internal serrations to bite into both the fastener head and the bearing surface, effectively preventing rotational loosening under dynamic loads. Manufactured from high-quality 65Mn carbon steel and heat-treated for optimal performance, this washer delivers reliable, long-lasting locking force. The zinc-plated finish provides a protective layer against corrosion, ensuring component integrity in various environments. Packaged in quantities of 100, it supports efficient inventory management and high-volume assembly operations.

Key Features

Internal tooth design bites into mating surfaces to resist rotation and loosening. Constructed from 65Mn carbon steel for high strength and durability. Heat-treated to a hardness of 400 HV for consistent spring tension and bite. Zinc-plated finish offers a protective barrier against rust and corrosion. Ideal for use with 0.1969 inch (M5) fasteners in metric assemblies. Bulk packaging of 100 units minimizes downtime and supports production continuity.

Specifications

System of Measurement: Metric

Material

Carbon Steel Material Grade/Class: 65Mn Thread Size: 0.1969 in Finish: Zinc Plated Length: Washer Head Type: Washer Drive Type: Washer Hardness: 400 HV Pack Quantity: 100

Applications

General machinery and equipment assembly. Automotive components and sub-assemblies. Electrical enclosures and panel fabrication. Conveyor systems and material handling equipment. Maintenance, repair, and operations (MRO) fastener kits. Any application requiring a vibration-resistant lock for 0.1969 inch fasteners.

Frequently Asked Questions

What are the key specifications and performance ratings for this lock washer?
This is a 0.1969 inch (5 mm) internal tooth lock washer made from 65Mn carbon steel, providing a hardness of 400HV. It features a zinc-plated finish for corrosion resistance and is designed to prevent fastener loosening under vibration.
What are the typical applications for this type of lock washer?
This washer is ideal for securing bolts, screws, and nuts in high-vibration environments common in machinery, automotive assemblies, and industrial equipment. The internal teeth bite into both the fastener head and the mounting surface to maintain a reliable, locked connection.
How is this product packaged and what is the minimum order quantity?
The washers are packaged in bulk quantities of 100 pieces per bag. This pack size is designed for production or maintenance use, providing a sufficient quantity for multiple assembly points or repair jobs.
Internal Tooth Lock Washer, 0.1969 in, Carbon Steel 65Mn, Zinc Plated, Pkg Qty 100 | Machrio