How can I check the quality of a bulk order?

We provide pre-production samples, quality certs (measurement reports, COO, COA), and accept third-party inspections like SGS or TUV.

How do you select raw compounds for applications?

We use years of experience to select materials that best suit your needs while considering material costs.

Do you follow international standards for rubber products?

Yes, we mainly use ASTM D2000 for quality and ISO3302, ISO2768 for tolerances.

Can you supply different color materials?

Yes, we produce custom molded rubber and silicone in different colors. A color code is required for orders.

What materials are available for production?

Available materials include NBR, EPDM, Silicone, FKM, Neoprene, NR, IIR, SBR, ACM, AEM, and Fluorosilicone.

Custom Silicone Rubber O Ring Gasket Head Gasket O Flat Ring

Name: Custom Silicone Rubber O Ring Gasket Head Gasket O Flat Ring
Brand: Xiamen Best Seal Imp. and Exp. Co., Ltd.
SKU: 2195293495

Fujian, ChinaXiamen Best Seal Imp. and Exp. Co., Ltd.

US$0.01-0.09

100 Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Material

NBR

Application

Pumps

Model NO.

per customer

Type

Dust Seal

Performance

Wear

Shape

Square Ring

Standard

Nonstandard

Description

Rubber Square Ring

Compound Material

Meet ASTM D2000, Can Be Rosh, Reach Compliance

Hardness

From 20 ~ 90 Shore a

Color

as Per Request

Size

Customize Size

Package

PE Bag, Carton

Lead Time

8 Days for Sample, 12~18 Days for Mass Production

Advantage

Smooth Surface with Small Parting Line

Origin

China

Key features

Customizable Color and Size: Color and size can be customized according to specific request requirements.

High Chemical Stability: Resistant to most chemicals, does not absorb water, and maintains stability.

Durable and Flexible Material: Made of high-quality silicone rubber, wear-resistant, drop-resistant, and fold-resistant.

Comprehensive Certifications: ISO9001:2008 certified; materials approved by KTW, W270, WRAS, ACS, AS4020, EN681, EN549, ROHS, and REACH.

Strict Quality Control: 100% visual inspection of finished products with pre-production samples available.

Flexible Payment Options: Accepts T/T, L/C, West Union, VISA, and PayPal for various transaction needs.

Company profile

Importers and ExportersManagement CertificationHigh Repeat Buyers ChoiceFull Customization

Xiamen Best Seal Imp. and Exp. Co., Ltd.

Fujian, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤4.90h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company in Xiamen, with a business scope covering mold sales, mold manufacturing, professional design services, material research and development, and related product sales. It offers multiple forms of customization, ODM, and OEM services, and reports 12 years of export experience. Quality procedures are documented and uniformly followed, and ISO9001:2015 certification is reported. However, the supplier is not classified as a professional technical supplier, does not provide 3D software design services or SDKs, reported no new products in the past year, and lacks stated inventory, overseas warehouse, overseas branch or agent, showroom, and valid manufacturing-capacity contracts with affiliated subcontractors. Production equipment improvements are described, but manufacturing capacity is not fully verified. Financial records are referenced for 2022–2024, without sufficient performance details for a financial assessment. Customer-related evidence is limited to OEM...

CertificationsThe supplier reports holding an ISO9001:2015 certificate. This is explicit evidence of a quality-management certification, although no additional certification details or certificate scope are provided.

After-Sales capabilityThe supplier reports no in-stock service capacity, overseas warehouse, overseas showroom, overseas agents or branches, and no overseas service countries. These limitations indicate weak documented overseas service infrastructure, although the slices do not directly describe warranty or complaint-handling procedures.

R&D capabilityThe supplier does not have an available SDK, is not classified as a professional technical supplier, and reported no new products in the past year. It does provide ODM services and describes investment in advanced automated machinery, but the available evidence does not establish strong product or technology innovation capability.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad customization capability, although 3D software design services are not provided.