Hangzhou Bestseal International Trade Co., Ltd.
                                                                                                           
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ISO9001 Chesterton Mechanical Seal 25mm To 120mm Double Cartridge

Price Negotiable
Price: Negotiable
MOQ: 1pc
Delivery Time: 15 working days
Brand: BESTSEAL
Product Description

Chesterton 255 Standard Double Cartridge Mechanical Seal

  • Mechanical Seals
  • Cartridge Seals
255

Standard Double Cartridge Seal

A proven design and versatile performer providing reliable double sealing capability in a wide variety of process and barrier fluids.

Product Features
  • Improved motion capabilities to handle both static/dynamic misalignments and shaft motion
  • Geometric double balance eliminates shifting o-rings
Technical Data
Size Range 25 mm to 120 mm (1.000 inch to 4.750 inch)
Standards and Approvals ISO-3069-S, ASME B73.1, ASME B73.2
Materials
Faces CB, TC, SSC
Elastomers FKM, EPDM, FEPM, FFKM
Metals EN 1.4401 (316SS), Other Metallurgies available on request
Springs EN 2.4819 (Alloy C-276)
Operating Conditions
Temperature -55 to 300 °C (-67 to 570 °F)
Speed 20 m/s ( 4000 fpm )
Pressure

711 mm (28") Hg Vacuum – 40 bar g (600 psig)

Notes Seal pressure capabilities are dependent on the fluid sealed, temperature, speed, and seal face combinations. For operation outside the limits and additional materials consult BESTSEAL.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Hangzhou Bestseal International Trade Co., Ltd.
Location Room 403, Building 2, No. 12, Shengdi Road, Yuhang Street, Yuhang District, Hangzhou, Zhejiang, China
Contact Person Leo

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