Do you provide samples?

Yes, we offer samples free of charge, but the customer must pay the freight cost.

What services and terms do you accept?

We accept delivery terms like FOB, CFR, CIF, EXW, and payment types including T/T, L/C, PayPal, and Western Union.

Mechanical Seal John Crane Type 8-1 Unbalanced Multi-Spring Water Pump Seals

Name: Mechanical Seal John Crane Type 8-1 Unbalanced Multi-Spring Water Pump Seals
Brand: Hangzhou Bestseal International Trade Co., Ltd.
SKU: 2084753965

Zhejiang, ChinaHangzhou Bestseal International Trade Co., Ltd.

US$1.00

1 Piece

Product profile

Customization

Available

Structure

Single End

Pressure

High Pressure Mechanical Seals

Model NO.

John Crane Type 8-1

Speed

High-Speed Mechanical Seal

Temperature

Temperature Mechanical Seal

Performance

Temperature

Standard

Type

HU1

Balance

Balanced

Stationary Ring

Tc, Silicon Carbide

Rotary Ring

Carbon, Silicon Carbide, Tc

Secondary Seal

NBR, EPDM, Vit

Spring and Metal Parts

Steel

Transport Package

as Requirement

Specification

As Requirement

Trademark

Origin

Zhejiang

HS Code

8484200090

Production Capacity

1000000/Month

Key features

Multi-Spring Design: Unbalanced multi-spring seal suitable for high pressure and high speed applications.

Wide Material Options: Rotary faces available in Carbon Graphite, Silicon Carbide, and Tungsten Carbide.

Versatile Seal Sizes: Available in sizes from 0.500 inches to 4.000 inches with detailed dimensions.

Durable Metal Parts: Constructed with 316 SS metal parts and Hastelloy C-276 springs for corrosion resistance.

Bi-directional Dynamic: Features bi-directional dynamic O-ring for reliable sealing in both directions.

Direct Manufacturer: Professional manufacturer based in Hangzhou, China with over 10 years of experience.

Comprehensive Support: Pre-production samples, final inspection, and detailed after-sales service commitment.

Company profile

Hangzhou Bestseal International Trade Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2010-07-02Nearest Port: Shanghai, Ningbo, ShenzhenAverage Response Time: ≤7.75hTerms of Payment: T/T, PayPal, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryHangzhou Bestseal International Trade Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory, offering seals. It has export experience of 8 years, with 71%–90% of sales from exports, and holds self-operated import/export rights in addition to using export agents. The supplier supports extensive customization, ODM, and OEM services, including services based on samples or designs. However, it is not identified as a professional technical supplier, does not provide 3D software design or SDKs, and reported no new products in the past year. It has no in-stock capacity, overseas warehouse, overseas showroom, overseas agent or branch, or offline trade-show participation. Audit information identifies TUV Rheinland and an audit validity period from February 19, 2025 to February 18, 2026, but the evaluation result is recorded as 0, with no interpretation provided. Financial data is present for 2024, but the supplier’s financial credibility cannot be conclusively...

Supplier typeThe supplier is classified as both a trading company and manufacturer/factory, operates as a limited company, and offers seals. It is not part of a larger company group and has two employees, indicating a small standalone supplier structure.

After-Sales capabilityThe supplier reports no overseas warehouse, overseas showroom, overseas agents or branches, and offers overseas services in 0 countries. These stated limitations indicate weak international after-sales infrastructure.

R&D capabilityThe supplier is not a professional technical supplier, does not provide 3D software design or SDKs, and reported no new products during the past year. Although it offers ODM services, the explicit evidence shows limited documented innovation capability.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, minor customization, flexible customization, and full customization. It also provides ODM services and OEM services for popular brands, demonstrating broad customization and contract-manufacturing capability.