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John Crane Type 21 Mechanical Seal for Submersible Pumps
US$0.50-60.00
1 Piece
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableStructure
Single EndPressure
Medium Pressure Mechanical SealsModel NO.
john crane type 21 mechanical sealSpeed
General Speed Mechanical SealTemperature
Poor Temperature Mechanical SealPerformance
High PressureStandard
StandardType
Jc21Balance
UnbalancedCustom
AcceptPlace of Origin
Zhejiang, ChinaModel Number
R18/Johncrane Type 21Item
Mechanical SealsSeat
Ceramic, Sic, TcSpring
SS304, SS316Brand Name
SealconFace
Carbon, Sic, TcO-Ring
NBR, EPDM, FKM, etcName
Mechanical SealTransport Package
Individual PackageSpecification
OEMTrademark
SEALCONOrigin
ChinaHS Code
8484200090Production Capacity
50000Key features
Customized Products and OEM: Professional engineering team available to customize products based on pump models and drawings.
High Pressure Performance: Designed to withstand pressures up to 8 bar for demanding industrial applications.
Fast Delivery for Stock Items: Immediate shipment available for stock items upon receipt of payment.
Diverse Material Options: Available with Carbon, SiC, TC faces and SS304/SS316 metal parts for various needs.
Factory Direct Pricing: Competitive factory prices offered directly from our manufacturing facility in Hangzhou.
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: 14 years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤6.63h
AI-Powered supplier vetting
SummaryThe supplier produces mechanical seals and related fluid, electromechanical, transmission, rubber, and ceramic products, while also operating import and export business. It reports compliance with DIN24960, ISO3069, EN12756, and API682 standards, but no supplier-management-system certification is stated. The supplier offers broad customization, ODM, and OEM services, and reported new products during the past year. Production evidence includes one production line, machining equipment, 100% finished-product inspection, and stated inventory capability. However, raw-material traceability is absent, no valid manufacturing contract with affiliated subcontractors is recorded, and service-management procedures, complaint-handling procedures, and corrective/preventive-action records are unavailable. Overseas service infrastructure is limited, with no agents, branches, warehouse, or showroom reported. Customer reach is indicated by markets in Europe, the USA, Southeast Asia, and the Middle East, plus participation...
Supplier typeThe supplier’s stated business scope covers production of mechanical seals and sales of related fluid, electromechanical, transmission, rubber, and ceramic products, together with import and export operations. This supports classification as a manufacturer and trading/export supplier rather than a pure distributor.
After-Sales capabilityThe supplier reports no written procedures or records for customer complaints, corrective and preventive actions, or effective service-capability assessment. It also has no overseas agents or branches, overseas warehouse, or showroom, although it offers inventory capability and accepts multiple quotation and payment terms.
R&D capabilityThe supplier reports new products during the past year, provides ODM services, and has two R&D engineers with stated total R&D experience. It also reports OEM capability for popular brands, but no SDK is available; overall, the evidence supports active product development and design capability.
Production capacityProduction evidence includes one production line, listed sawing, CNC turning, wire-cutting, milling, and grinding equipment, 100% finished-product inspection, inventory capability, and a stated peak-season fulfillment time of one month. Countervailing limitations include no valid manufacturing contract with affiliated subcontractors and no raw-material traceability.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services, indicating broad support for customer-specific product development.
Product Q&A
Q:Are you a trading company or factory?
A:
We have own factory.
Q:Where is your factory located?
A:
Our factory is located in Jiande, Hangzhou.
Q:How long is your delivery?
A:
For stock items,we can ship them immediately after receive payment. For nonstock items, we will need 20 days for mass production.
Q:Do you provide free samples?
A:
Usually we do not provide free samples. But the sample cost can be refund after you placed order.
Q:What transportation way can be chose?
A:
The products can be delivered by air, ship or Express due to the small weight and size.
Send Inquiry
*To:Hangzhou Sealcon Fluid Machinery Co., Ltd.
Hangzhou Sealcon Fluid Machinery Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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