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Yes, free samples are available for bulk orders. Please contact us via the provided link to inquire.

Factory Supply Hex Socket Spring Ball Plunger Spring

Name: Factory Supply Hex Socket Spring Ball Plunger Spring
Brand: Cungang Mold Fittings Co., Ltd.
SKU: 2010356815

Zhejiang, ChinaCungang Mold Fittings Co., Ltd.

US$1.50

10-99 Pieces

US$1.40

100-499 Pieces

US$1.30

500-999 Pieces

US$1.20

1,000+ Pieces

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Surface Finishing

Zinc Plated

Model NO.

PJS, PJL, PJH, PJX, NPJS, NPJL, NPJH, NPJX

Certification

ISO, GS, RoHS, CE

Customized

Material2

S45c

Hardness

29~35HRC

Surface Treatment

Black Oxide Fe3o4

Place of Origin

Zhejiang, China

Brand Name

Cungang

Color

Black,White

Product Name

Long Nose Spring Plunger

Quality Control

100% Inspection

Size

M3~M30

Service

OEM

Material of Pin

S45c

Material of Spring

Swp-B

Application

Industry

System of Measurement

Inch / Metric

Stroke

1.5~80mm

Transport Package

Customized Bags and Boxes

Specification

M3~M30

Trademark

Cungang

Origin

Zhejiang, China

HS Code

8480719090

Production Capacity

500000 Pieces Per Year

Key features

Customizable Specifications: Offers full customization including material, hardness, surface treatment, and size (M3-M30).

Wide Size Range: Available in screw diameters from M3 to M30 and strokes from 1.5mm to 80mm.

High Quality Control: 100% inspection for finished products including visual and function checks.

Fast Delivery: Delivery time is 1-15 days for items in stock; off-season lead time within 15 workdays.

Flexible Ordering: Small orders are welcome with a minimum order quantity of just 1 set.

Multiple Installation Types: Features hex socket, slotted drive, and top slot options for blind-holes.

Certified Quality: Products are certified with ISO, GS, RoHS, and CE standards.

Factory Direct Supply: Direct from manufacturer with factory prices and large stock availability.

Company profile

Importers and ExportersCustomization from SamplesQA/QC InspectorsR&D Capabilities

Cungang Mold Fittings Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 11 Years CertifiedNearest Port: Ningbo portAverage Response Time: ≤7.74h

AI-Powered supplier vetting

SummaryCungang Mold Fittings Co., Ltd. is a China-based limited company established in 2014 with 63 employees and a valid import/export license. Its stated product scope covers mold accessories, mold materials, bench drill accessories, machine tool accessories, and guide-related mold parts. The supplier reports ISO9001:2015 and CE certifications, 3D software design services, broad customization options, 10 R&D engineers, and new product development during the past year. It has exported for 11 years, with exports representing 31%–40% of sales. Service procedures exist, but some areas lack documented records, including supplier service assessment and complaint handling. No cooperation with Fortune 500 companies is reported. Financial information is insufficient for a substantive credibility assessment.

Supplier typeThe supplier is a China-based limited company established in Zhejiang in 2014, with 63 employees and no stated parent-group affiliation. Its business focuses on mold accessories, mold materials, and related machine-tool products, and it holds an import/export license.

CertificationsThe supplier reports both ISO9001:2015 management-system certification and CE product certification. These certifications provide explicit evidence of quality-management and product-compliance credentials, although the supplied information does not specify the certified product scope or validity dates.

After-Sales capabilityThe supplier has a corrective and preventive action procedure with records, but its service-capability assessment procedure has no records and its customer-complaint procedure has no written records. This demonstrates some formal process capability while also identifying documentation weaknesses in complaint and service evaluation activities.

R&D capabilityThe supplier reports 10 R&D engineers and confirms that new products were launched during the past year. It also states that its R&D capability supports customization from samples and designs, minor customization, full customization, and flexible customization, indicating active product-development capacity.

Customization capabilityThe supplier explicitly provides 3D software design services and supports customization from samples, customization from designs, minor customization, full customization, and flexible customization. This is direct evidence of broad customization capability.

Product Q&A

Q:What customization options are available?

We offer full customization including material (e.g., S45c), hardness (29~35HRC), surface treatment (e.g., Black Oxide), size, and design from samples or drawings.

Q:What is the minimum order quantity?

The minimum order quantity is 1 set. Small orders are also welcome.

Q:What are the delivery times?

If goods are in stock, delivery takes 1-15 days. The off-season lead time is within 15 workdays, while peak season lead time is one month.

Q:What certifications do the products have?

Our spring plungers are certified with ISO, GS, RoHS, and CE.

Q:What is the quality control process?

We perform 100% inspection on finished products, including both visual and function inspections, following uniform instructions.