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Metal Bellow Type 670 Johncrane Mechanical Seal Replacement

Name: Metal Bellow Type 670 Johncrane Mechanical Seal Replacement
Brand: Hangzhou Sealcon Fluid Machinery Co., Ltd.
SKU: 2026092185

Zhejiang, ChinaHangzhou Sealcon Fluid Machinery Co., Ltd.

US$1.00-100.00

1 Piece

Product profile

Customization

Available

Structure

Liquid Ring Pump

Pressure

High Pressure Mechanical Seals

Model NO.

M14

Speed

General Speed Mechanical Seal

Temperature

Temperature Mechanical Seal

Performance

Temperature

Standard

Balance

Balanced

Face

Carbon, Sic, Tc

Seat

Ceramic, Sic, Tc

Transport Package

Carbon

Specification

25mm to 100mm 1" to 4"

Trademark

Sealcon

Origin

China

Production Capacity

50000pieces/Month

Key features

Direct Replacement for John Crane: Compatible with Flygt 2660/4630/4640/3153 and John Crane mechanical seals.

Customizable Seal Faces and Seats: Faces available in Carbon, Sic, Tc; Seats in Ceramic, Sic, Tc.

OEM and Customization Support: OEM is welcomed with options for full, minor, and flexible customization.

Fast Delivery and Stock Availability: Plug-in seals are in stock with a delivery time of 7 days.

High Quality and Competitive Price: Factory price with advanced CNC equipment and 100% finished product inspection.

24/7 Global Technical Support: Experienced technicians provide 7x24 full-time service to customers worldwide.

Strict Quality Assurance: Pre-production samples and final inspections before shipment ensure quality.

Flexible Payment and Trade Terms: Accepts USD, EUR, CNY via T/T, L/C, PayPal, etc., with FOB/CIF/EXW terms.

Company profile

Hangzhou Sealcon Fluid Machinery Co., Ltd.

Zhejiang, China

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: ≤7.32h

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:What brands does this mechanical seal replace?

It is a replacement for John Crane and Flygt seals, specifically compatible with Flygt 2660, 4630, 4640, and 3153 models.

Q:What materials are available for the seal faces and seats?

Seal faces can be Carbon, Sic, or Tc. Seal seats are available in Ceramic, Sic, or Tc.

Q:Is OEM or customization service available?

Yes, OEM is welcomed. We offer full customization, minor customization, and flexible customization from samples or designs.

Q:What is the delivery time for the mechanical seals?

Plug-in seals are in stock with a delivery time of 7 days. Peak season lead time is within 15 workdays or one month.

Q:How do you guarantee the quality of the products?

We provide pre-production samples before mass production and conduct final inspections before shipment. Finished products undergo 100% visual and function inspection.