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H7n Mechanical Seal for Water Pump Multiple Springs Shaft Seals
US$1.00
1 Piece
Product profile
Customization
AvailableStructure
Single EndPressure
High Pressure Mechanical SealsModel NO.
H7NSpeed
High-Speed Mechanical SealTemperature
Temperature Mechanical SealPerformance
TemperatureStandard
StandardType
HU1Balance
BalancedStationary Ring
Tc, Silicon CarbideRotary Ring
Carbon, Silicon Carbide, TcSecondary Seal
NBR, EPDM, VitSpring and Metal Parts
SteelTransport Package
as RequirementSpecification
As RequirementTrademark
BEOrigin
ZhejiangHS Code
8484200090Production Capacity
1000000/MonthKey features
High-Pressure Resistance: Designed for high-pressure applications up to 1.2MPa (1.2 bar).
Multiple Material Options: Stationary and rotary rings available in Ceramic, SiC, and TC.
Versatile Elastomer Seals: Secondary seals offered in NBR, EPDM, and PTFE for various fluids.
High-Speed Performance: Capable of handling speeds up to 15 m/s for demanding pumps.
Balanced Design: Balanced structure ensures reliability and wide application scope.
Professional Manufacturer: Direct factory from Hangzhou with over 10 years of experience.
Quality Assurance: Strict pre-production samples and final inspections before shipment.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2010-07-02Nearest Port: Shanghai, Ningbo, ShenzhenAverage Response Time: ≤8.54hTerms 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.
Product Q&A
Q:What is the maximum pressure this seal can handle?
A:
The seal is designed for high-pressure applications, with a maximum pressure of up to 1.2MPa.
Q:What materials are available for the stationary and rotary rings?
A:
Stationary rings can be Ceramic, Silicon Carbide, or TC. Rotary rings are available in Carbon, Silicon Carbide, or TC.
Q:What elastomer options are available for the secondary seals?
A:
We offer NBR, EPDM, and PTFE as options for secondary seals to suit different fluid requirements.
Q:What is the typical delivery time for orders?
A:
If goods are in stock, delivery is 5-10 days. If not in stock, it takes 15-20 days, depending on quantity.
Q:Do you provide free samples?
A:
Yes, we offer free samples, but the customer needs to pay for the freight cost.
Send Inquiry
*To:
Hangzhou Bestseal International Trade Co., Ltd.
Hangzhou Bestseal International Trade Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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