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Type 8B2 Mechanical Seal | John Crane Equivalent Seal for Armstrong Pumps
US$15.00
1-99 Pieces
US$2.00
100+ Pieces
Product profile
Customization
AvailableStructure
Single EndPressure
Medium Pressure Mechanical SealsModel NO.
Type 8B2Speed
General Speed Mechanical SealTemperature
Temperature Mechanical SealPerformance
TemperatureStandard
Standard, NonstandardType
8B1Balance
BalancedEnter Attribute Here (e.g.: Size)
Enter Value Here (e.g.: 12 Inches)Transport Package
Wooden Box or Carton Box Upon The OrderSpecification
A level of quality, e. g CE, RoHS, SGS, GMP, etc.Trademark
Saisi SealOrigin
Zhangjiagang, Jiangsu, NanjingHS Code
8484200090Production Capacity
50, 000sets/YearKey features
Equivalent to John Crane 8B1: Directly replaces AES Mois and John Crane 8B1 seals for seamless compatibility.
Multiple Spring Design: Balanced seal structure ensures stability and durability under varying conditions.
Wide Operating Temperature Range: Operates effectively from -20 to 180 degrees Celsius for diverse applications.
High-Speed Capability: Designed to withstand speeds up to 15 meters per second safely.
Diverse Material Options: Seal rings available in Car, Sic, Ssic, Ceramic, TC; springs in 304, 316, HAST.C.
Customization Available: Offers full, minor, and flexible customization from samples or designs.
20+ Years Experience: Manufacturer with over two decades of expertise in high-quality mechanical seals.
100% Quality Inspection: All finished products undergo visual and functional inspection before shipping.
Company profile
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: 8 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.80h
AI-Powered supplier vetting
SummaryThe supplier operates in valves, couplings, metal structural components, instruments, electrical components, and related import/export activities. It reports broad customization services, ODM capability, OEM service for well-known brands, 3D software design, and professional technical supplier status. Export experience is stated as eight years, with self-operated import/export rights and one-month average lead times in both peak and off-season. However, the supplier reports no new products in the past year, no patents, no private molds, no overseas service facilities or agents, and no ERP, OA, CRM, or SAP systems. Service procedures exist for corrective actions and complaints, but written records are absent. Financial information is inconsistent and insufficiently interpretable, so financial credibility cannot be confirmed.
Supplier typeThe stated business scope covers valves, couplings, metal structural components, instruments, and electrical components, while the supplier identifies itself as a professional technical supplier. This supports classification as an industrial component and technical-product supplier, but the slices do not establish a narrower legal or manufacturing classification.
R&D capabilityThe supplier offers ODM and 3D software design services, but reports no new products in the past year, zero R&D patents, no private molds, no available SDK, and no ERP, OA, CRM, or SAP systems. These findings show some design capability but limited evidence of sustained or system-supported innovation.
Production capacityFinished-product inspection instructions are available and uniformly followed. The supplier has self-operated import/export rights, eight years of export experience, and reports one-month average lead times in both peak and off-season; however, direct production capacity details such as equipment, output, or facility scale are not provided.
Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization. It also offers ODM services and 3D software design, giving clear evidence of broad customization support.
Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of at least one type of customer experience. No brand names, project details, quantities, or independently verifiable case information are provided.
Product Q&A
Q:What is the operating temperature range?
A:
The seal operates within a temperature range of -50 to 300 degrees Celsius.
Q:What materials are used for the seal rings?
A:
Seal rings are available in Car, Sic, Ssic, and TC materials.
Q:Can you provide customized mechanical seals?
A:
Yes, we offer OEM mechanical seals and customized products.
Q:What is the maximum operating speed?
A:
The maximum operating speed is 23 meters per second.
Q:Do you offer repair services for mechanical seals?
A:
Yes, we provide repair services including refurbishment, failure analysis, and reconstruction.
Send Inquiry
*To:
SAISI SEAL CO., LTD
SAISI SEAL CO., LTD*Content:
Supplier replies will be sent to your registered email
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