Where is the port of shipment?

The port of shipment is FOB Shenzhen or HongKong.

What are the terms of payment?

Payment terms include T/T in advance, West Union, PayPal, etc.

Are customized products accepted?

Yes, we accept customized products. With your ideas and imagination, we design and make them. It is fully self-customized.

Is any discount possible for large orders?

Yes, we have different price ranges (discounts) according to your quantities. You can consult us anytime.

How is shipping handled for samples vs. mass orders?

For samples or small orders, delivery can be by express (DHL, UPS, FedEx, etc.) at the buyer's convenience. For mass orders, options include Ex-work, FOB by air or sea, based on the buyer's forwarder or our recommended local forwarder.

Smooth Version Self Clamping Plastic Spring Loaded Ball Plunger Spring Plungers

Name: Smooth Version Self Clamping Plastic Spring Loaded Ball Plunger Spring Plungers
Brand: Dongguan Zhengchen Hardware Co., Ltd.
SKU: 950160005

Guangdong, ChinaDongguan Zhengchen Hardware Co., Ltd.

US$1.20

200-499 Pieces

US$0.90

500+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Certification

CE, ISO

Color

Customized

Non-Customized

Standard

International

Type

Transmission

Material

Plastic

Ball

SUS440c or Plastic

Spring

Heavy Load or Light Load

Size

From 3 to 12mm

Transport Package

Plastic

Specification

As picture

Trademark

Origin

China

Key features

Full Customization Support: Accepts full customization from samples, designs, and minor adjustments.

High-Quality Materials: Uses SUS440C stainless steel or plastic balls with heavy/light load springs.

CE and ISO Certified: Products meet international standards with CE and ISO certifications.

Competitive Pricing: Offers discounts based on order quantities with reasonable prices.

Fast Delivery: Delivery time is 15 to 30 days, optimized for shortest possible time.

Free Samples Available: Provides samples upon request to ensure product quality.

Multiple Payment Options: Supports T/T, West Union, PayPal, and other flexible payment terms.

Professional Manufacturer: 100% manufacturer with 12 production lines and 11 years export experience.

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: ≤4.26h

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.

Product Q&A

Q:How long is the delivery time?

Generally, our delivery time is 15 to 30 days. However, different products and quantities have different procedures and timing. We promise to try our best to finish your orders within the shortest time.

Q:Is the MOQ fixed?

For most orders, the MOQ cannot be lowered according to the required quantities. For stock items, the quantities can be negotiated.

Q:What is the surface treatment?

The surface treatments include Galvanized, Yellow zinc plated, and HDG.

Q:What materials are used?

We use stainless steel and carbon steel. The material can also be customized according to your requirements.

Q:Do you provide samples?

Yes, we provide samples.