John Crane 58U Unbalanced Mechanical Seal for Industrial Pumps - 14-100mm Shaft, 6MPa Pressure, -20°C to 200°C Temperature Range
Price:
USD
MOQ:
1pcs
Delivery Time:
5~20DAYS
Brand:
JG
Product Description
John Crane 58U Unbalanced Mechanical Seal
High-performance unbalanced mechanical seal designed for industrial pump applications with pressure capacity up to 6MPa and temperature range from -20°C to 200°C.
Operating Specifications
| Parameter | Specification |
|---|---|
| Shaft Diameter | 14-100mm |
| Maximum Pressure | Up to 6MPa |
| Temperature Range | -20°C to 200°C |
| Sliding Velocity | Up to 20m/s |
Key Features
- Direct replacement for original equipment seals
- Compliant with DIN 24960, ISO 3069, EN 12576, and API 682 standards
- Suitable for clean water, sewage water, oil, and moderately corrosive fluids
- OEM and custom manufacturing capabilities available
- Competitive factory pricing with fast delivery
Material Composition
| Component | Material Options |
|---|---|
| Rotary Ring | Carbon, Silicon Carbide (SiC), Tungsten Carbide (TC), Ceramic |
| O-Ring | Viton, EPDM, NBR, AFLAS, Kalrez, PTFE |
| Spring & Metal Parts | SUS304, SUS316, Titanium, 904L |
| Stationary Ring | Carbon, Silicon Carbide (SiC), Tungsten Carbide (TC), Ceramic |
Application Range
| Parameter | Specification |
|---|---|
| Seal Chamber Pressure | 0-1.2MPa |
| Seal Chamber Temperature | -30°C to 180°C |
| Linear Velocity | ≤ 10m/s |
| Compatible Media | Water, oil, minor corrosive liquids, strong corrosive fluids including sulfuric, nitric, phosphoric, and hydrochloric acids |
Industries Served: Chemical processing, pulp and paper, water and wastewater technology, sugar industry, cooling water pumps, and basic sterile applications.
Technical Advantages
- Excellent performance across extreme temperature ranges
- No dynamically loaded O-ring design for enhanced reliability
- Superior self-cleaning effect for extended service life
- Suitable for low-end sterile applications
Custom Manufacturing Services
- OEM/ODM orders accepted with custom specifications
- Manufacturing according to customer drawings and requirements
- Small quantity orders welcome
- Competitive pricing with guaranteed quality
Shipping & Payment
Port of Loading: Shanghai
Shipping Methods: DHL, UPS, FedEx, TNT, and other carriers
Payment Terms: T/T, Western Union, MoneyGram
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Jiaxing Burgmann Mechanical Seal Co., Ltd. Jiashan King Kong Branch
Location
No. 28 No. 28 Chengxi Road, Jiashan County, Jiaxing, Zhejiang, China 314100
Contact Person
Doris Sun