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External Tooth Lock Washer, 0.157" Bore, 304 Stainless Steel, A2-70, Pkg Qty 5000

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Industrial · SKU: FP2053

External Tooth Lock Washer, 0.157" Bore, 304 Stainless Steel, A2-70, Pkg Qty 5000

This external tooth lock washer is manufactured from corrosion-resistant 304 stainless steel with an A2-70 strength class, ensuring durability in demanding environments.

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$39.99
$0.01/each(5000 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$39.99
11 - 50-5%$37.99
51+-10%$35.99
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Quick Answer

How Buyers Should Evaluate External Tooth Lock Washer, 0.157" Bore, 304 Stainless Steel, A2-70, Pkg Qty 5000

This external tooth lock washer is manufactured from corrosion-resistant 304 stainless steel with an A2-70 strength class, ensuring durability in demanding environments. 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 304

Purchase Details

  • Online price starts at $39.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 5000 / 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 304
Thread SizeMeets Industry Standards
FinishPlain
Shaft/Bore Diameter0.157 in
Thickness0.02 in
Product Details

Full Description

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

Overview

This external tooth lock washer is engineered to prevent fastener loosening caused by vibration, shock, and dynamic loads in mechanical assemblies. Manufactured from high-quality 304 stainless steel, it offers excellent corrosion resistance for use in demanding environments, including those exposed to moisture and chemicals. The washer's external teeth are designed to bite firmly into both the bearing surface and the fastener head or nut, creating a powerful locking action that resists rotational movement. Its A2-70 strength class ensures reliable mechanical performance and durability. Packaged in quantities of 5,000, this washer is an ideal solution for high-volume manufacturing, maintenance, and repair operations.

Key Features

Constructed from corrosion-resistant 304 stainless steel A2-70 strength class for high tensile and yield strength External tooth design provides superior bite and anti-rotation security Plain finish suitable for a wide range of general-purpose applications Designed to maintain clamp load in high-vibration environments Bulk packaging supports efficient inventory management for high-volume use

Specifications

Material: Stainless Steel 304 Material Grade/Class: A2-70 Finish: Plain Shaft/Bore Diameter: 0.157 inches Thickness: 0.02 inches System of Measurement: Metric (Designed for M4 hardware) Thread Compatibility: Meets industry standards for M4 fasteners Package Quantity: 5,000 washers

Applications

General machinery assembly and maintenance Electrical panel and enclosure construction Pump, motor, and compressor installations Conveyor systems and material handling equipment Outdoor and marine equipment where corrosion resistance is critical Fabrication shops and production lines requiring bulk fastener components

Frequently Asked Questions

What are the key specifications for this external tooth lock washer?
This washer is made from corrosion-resistant 304 Stainless Steel (A2-70 grade) with a plain finish. It has a bore diameter of 0.157 inches and a thickness of 0.02 inches, designed to meet industry standards for a M4 metric fastener.
What are the typical applications for this type of lock washer?
These washers are used to prevent nuts and bolts from loosening under vibration in machinery, automotive, and industrial assembly. The external teeth bite into both the bearing surface and the fastener, making them ideal for electrical grounding connections or securing components on flat surfaces.
How is this product packaged and what is the minimum order quantity?
The washers are packaged in bulk quantities of 5,000 pieces per bag. This high-count package is designed for production or maintenance environments with significant ongoing demand, ensuring cost-efficiency and reducing the frequency of reordering.
External Tooth Lock Washer, 0.157" Bore, 304 Stainless Steel, A2-70, Pkg Qty 5000 | Machrio