What certifications does the product have?

The product is ISO9001 certified, and the factory follows ISO9001:2015 management system.

What material is used for the spring plunger?

The spring plunger is made of stainless steel.

How is the quality controlled?

We perform 100% quality control with random visual and function inspections by 6 QA/QC inspectors.

Custom Reviews Flat Spherical Micro Screw Fixed Small Diameter Spring Plunger

Name: Custom Reviews Flat Spherical Micro Screw Fixed Small Diameter Spring Plunger
Brand: Dongguan Zhengchen Hardware Co., Ltd.
SKU: 2070814762

Guangdong, ChinaDongguan Zhengchen Hardware Co., Ltd.

US$3.09

50 pieces

Product profile

Customization

Available

Material

Stainless Steel

Type

Micro Spring Plungers-Standard

Model NO.

ZMPFL

Selling Units

Single Item

Delivery Time

7~15 Working Day

Size

Inch

Sample

in Stock

Single Package Size

13.5X8.5X9.5 Cm

Product Name

Micro Spring Plungers-Standard

Head Type

Lat Spherical Taper R

Single Gross Weight

0.500 Kg

Key Words

Micro Spring Plungers-Standard

Quality Control

100%

Certificate

ISO9001

Transport Package

Standared Fabric or Export Carton

Trademark

Origin

Guangdong, China

Key features

Custom OEM/ODM Service: Supports full customization from samples, designs, or minor adjustments.

ISO9001 Certified Quality: Manufactured under ISO9001:2015 with 100% quality control inspection.

Stainless Steel Material: Durable stainless steel construction for standard micro spring plungers.

Low MOQ Availability: Minimum order quantity is just 1 PCS, suitable for small batches.

Fast Delivery Time: Standard delivery within 7-15 working days for peak and off-peak seasons.

Free Sample Provision: Free samples are available in stock for testing and verification.

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

Professional Manufacturer: Established in 2011 with 11 years of export experience and 12 production lines.

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: ≤4.21h

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.