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LB500 Replacement Mechanical Seal | 50mm, SIC, Hydraulically Balanced Multiple Spring Pump Seal
US$20.00
1-9 Pieces
US$8.00
10+ Pieces
Product profile
Customization
AvailableStructure
Single EndPressure
Medium Pressure Mechanical SealsModel NO.
LB500Speed
General Speed Mechanical SealTemperature
Temperature Mechanical SealPerformance
TemperatureStandard
Standard, NonstandardType
SSBT-ARBalance
BalancedTransport Package
Wooden Box or Carton Box Upon The OrderSpecification
CE; RoHSTrademark
Saisi SealOrigin
Zhangjiagang, JiangsuHS Code
8484200090Production Capacity
60000Key features
High Pressure Resistance: Supports up to 6 bar (87 PSI) pressure with vacuum capability.
Durable Seal Face Materials: Available in Carbon graphite, Silicon carbide, and Tungsten carbide.
Versatile Elastomer Options: Includes NBR, EPDM, FKM, and HNBR for various chemical resistances.
Compact Axial Design: Features short axial installation length for space-saving applications.
Shaft Protection Coverage: Protects the shaft along its entire length during operation.
High Sliding Velocity: Capable of handling sliding velocities up to 10 m/s (33 ft/s).
Suitable for Abrasive Media: SSBT-AR3 variant ideal for waste water and abrasive environments.
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: ≤1.34h
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 materials are available for the seal faces?
A:
Options include Carbon graphite, Silicon carbide, Tungsten carbide, and PTFE glass fiber reinforced.
Q:Can this seal be used for waste water applications?
A:
Yes, the SSBT-AR3 variant with Tungsten carbide faces is recommended for high duty and abrasive waste water applications.
Q:What is the maximum pressure rating?
A:
It supports up to 6 bar (87 PSI) pressure and vacuum up to 1 bar (14.5 PSI) with seat locking.
Q:What elastomer materials are offered?
A:
Available elastomers include NBR, EPDM, FKM, and HNBR.
Q:What is the shaft diameter range?
A:
The seal fits shaft diameters from 6 mm to 60 mm (0.24' to 2.4').
Send Inquiry
*To:
SAISI SEAL CO., LTD
SAISI SEAL CO., LTD*Content:
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