What payment methods do you accept?

We accept T/T, L/C, D/P, PayPal, Western Union, and small-amount payments.

What certifications do you have?

We hold ISO9001:2008 and ISO9001:2015 certifications.

What is the warranty or quality guarantee?

We perform 100% inspection on products to ensure quality.

Excellent Quality DIN2520 Stainless Steel Lock Washers for Nuts

Name: Excellent Quality DIN2520 Stainless Steel Lock Washers for Nuts
Brand: Dongguan Zhengchen Hardware Co., Ltd.
SKU: 2079461312

Guangdong, ChinaDongguan Zhengchen Hardware Co., Ltd.

US$0.20

1 Piece

Product profile

Customization

Available

Material

Stainless Steel

Type

Wedge Locking Washer

Model NO.

lock washer

Application

Industrial Equipment

Selling Units

Single Item

Keyword

Anti Return Lock Washer

Size

Wedge Locking Washer

Sample

Avaliable

Single Package Size

13.5X8.5X9.5.Cm

Surface Treatment

Dacromet

Name

Locking Washer

Packing

Carton

Product Name

Self Locking Washer

Single Gross Weight

0.050kg

Certificate

ISO9001:2008

Quality Control

100% Inspection

Trademark

Origin

Guangdong China

Key features

High Quality Material: Made from Stainless Steel with DIN2520 standard for durability.

Professional Manufacturer: Hardware fastener experts since 2011 with 12 production lines.

Flexible Customization: OEM/ODM services available with full customization options.

Strict Quality Control: 100% inspection process ensuring high product reliability.

Fast Delivery: Quick turnaround time of 7-15 days for standard orders.

Low MOQ: Minimum order quantity starts from just 1 piece.

Global Certifications: ISO9001:2008 and ISO9001:2015 certified manufacturing.

Free Samples: Free samples available for testing before bulk purchase.

Company profile

In-stock CapacityFast DeliveryYears of Export ExperienceCustomization from Designs

Dongguan Zhengchen Hardware Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 11 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤4.23h

AI-Powered supplier vetting

SummaryThe supplier is identified as a factory in Dongguan operating in manufacturing. It demonstrates substantial customization, OEM and ODM capabilities, independent R&D activity, and six R&D engineers responsible for technical support and new product development. Manufacturing support includes valid contracts with related subcontractors, inventory capability, and stated peak- and off-season lead times within 15 working days. Quality and service processes are documented, including finished-product inspection, corrective and preventive actions, and complaint handling. The supplier has exported for 11 years, with exports representing 11%–20% of total sales, and is located near Shenzhen Port. Evidence is insufficient to confirm certifications, detailed after-sales performance, or financial credibility. The supplier lacks an available SDK, overseas warehouse, and overseas showroom.

Supplier typeThe supplier is explicitly identified as a factory located in Dongguan, and its associated companies operate in manufacturing. This supports classification as a manufacturing supplier rather than a trading-only company.

After-Sales capabilityThe supplier has six R&D engineers whose responsibilities include technical support for production and after-sales service. It also has documented complaint-handling and corrective/preventive-action procedures with records, but no specific after-sales service performance or coverage details are provided.

R&D capabilityThe supplier reports new products in the past year, provides ODM services, and has an independent R&D department. Six R&D engineers handle technical confirmation, production and after-sales support, and new product development; however, no SDK is available.

Production capacityProduction support is evidenced by six quality-control staff, four quality-control test equipment units, valid contracts with associated subcontractors, inventory capability, and stated lead times within 15 working days in both peak and off seasons. The supplier also reports 172 qualified service-capability suppliers, although detailed production capacity volumes are not provided.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization. It also provides customized processing of non-standard parts and OEM one-stop solutions, demonstrating broad customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands and describes delivering complete solutions and non-standard-part processing for customer needs. No named customers, project examples, or independently verifiable case details are supplied.