Is the manufacturer certified?

Yes, our management system is certified under ISO9001:2015.

What material is used for the washer?

The washer is made of Stainless Steel.

What is the packaging method?

Packaging can be standard fabric, export carton, or customized according to customer requirements.

High Rated Spring Washer Butterfly Lock Washer Tapered Double-Sided Knurled Stripe Washer

Name: High Rated Spring Washer Butterfly Lock Washer Tapered Double-Sided Knurled Stripe Washer
Brand: Dongguan Zhengchen Hardware Co., Ltd.
SKU: 2073649962

Guangdong, ChinaDongguan Zhengchen Hardware Co., Ltd.

US$0.10

200-499 Pieces

US$0.01

500+ Pieces

Product profile

Customization

Available

Material

Stainless Steel

Type

Spring Washer

Model NO.

ZC-1108

Selling Units

Single Item

Delivery Time

7-15

Express

According to Your Request

Size

According to Your Request

Sample

Availiable

Single Package Size

13.5X8.5X9.5 Cm

Packaging

Standared Fabric or Export Carton

Thread Type

Coarse or Fine

Samples

Can Be Provided for Free

Ype

Spring Washer

Ize

Inch

OEM

Professional Manufacturee Directly Oemp

Single Gross Weight

0.500 Kg

Trademark

Origin

Guangdong, China

Key features

Professional Manufacturer: Professional hardware fastener manufacturer with 11 years of export experience.

OEM/ODM Service: Supports OEM/ODM, full customization, and flexible customization from samples or designs.

Low MOQ: Minimum Order Quantity is only 1 PCS, suitable for small batches and testing.

Free Samples: Free samples are available for quality verification before placing bulk orders.

ISO9001 Certified: Manufacturing process certified under ISO9001:2015 quality management system.

Fast Delivery: Average lead time is within 15 workdays, regardless of peak or off-season.

Stainless Steel Material: Made from high-quality stainless steel for durability and corrosion resistance.

Flexible Payment: Accepts T/T, PayPal, Western Union, LC, and D/P for convenient transactions.

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: ≤4.74h

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.