Dongguan Hong Teng Mechanical Seal Co., LTD.

Mechanical Seals · Pump Replacement Seals · Cartridge Seals · OEM Solutions

FS-Z-U25 Upper Mechanical Seal for Flygt 2730, 2740 and 2750 Pumps

Place of Origin China
Brand Hong Teng
Product Model / Series FS-Z-U25
Compatible Equipment Selected Flygt pump models
Size Information 25 mm
Seal Type Pump mechanical seal
Order Information Sample and batch orders available; confirm MOQ with quotation
Lead Time Confirmed according to model, material and order quantity

Product Details

  • Product Name: FS-Z-U25 Upper Mechanical Seal for Flygt 2730, 2740 and 2750 Pumps
  • Seal Code / Reference: FS-Z-U25
  • Marketing Model: FS-Z-U25
  • Seal Position: Upper
  • Nominal Size: 25 mm
  • Brand: Hong Teng
  • Place of Origin: China
  • Product Type: Aftermarket replacement mechanical seal
  • Primary Compatible Models: 2730 2740/2750
  • Full Compatible Models / Variants: 2730 2740/2750

Ordering check: Please provide the full Flygt model number, model suffix/variant, seal position and old seal dimensions when available. Compatibility should be confirmed before shipment.

Product Description

The FS-Z-U25 is supplied for maintenance, overhaul and replacement work on compatible Flygt equipment. The selection is based on the FS-Z-U25 seal reference, 25 mm nominal size and the specified upper seal position.

Because one Flygt base model can have several hydraulic, motor or shaft configurations, the full model reference must be checked before ordering. The compatible variants shown on this page should be used together with the old seal dimensions, equipment nameplate and installation position.

Flygt is a trademark of its respective owner. This product is an aftermarket replacement part supplied by Hong Teng and is not represented as an original Flygt product.

Application

  • Upper mechanical seal replacement for the listed Flygt pump models
  • Maintenance and overhaul of wastewater, drainage and industrial water pumping equipment where the dimensions and materials match
  • Pump repair shops, maintenance contractors and OEM/private-label replacement projects based on model, sample or drawing
  • Final suitability must be confirmed for the medium, temperature, pressure, speed, shaft end and installation position

Compatible model references: 2730 2740 & 2750

FS-Z-U25 Flygt Pump Seal FS-Z-U25 upper mechanical seal for selected Flygt pumps

Hong Teng FS-Z-U25 replacement seal for the upper pump seal position Upper pump mechanical seal replacement, FS-Z-U25

Hong Teng catalog showing upper and lower replacement seals for Flygt pumps
Flygt pump seal reference table with pump models, shaft sizes and upper and lower seal codes
Installation cross-sections for FS-A, FS-B, FS-C, FS-D, FS-E, FS-F, FS-G and FS-I seal arrangements
Installation cross-sections for early and late FS-H designs and FS-J, FS-K, FS-L, FS-M, FS-N and FS-O seals
Installation cross-sections for FS-P, FS-Q, FS-R, FS-S, FS-T, FS-U and FS-Z seal arrangements
Flygt replacement cartridge seals with sectional dimension drawings
FS-series cartridge seal sizes and pump model reference table for Flygt replacements
FSVC-series cartridge seals with a sectional drawing and Flygt pump reference table

Company Profile

Dongguan Hongteng Seals Co., Ltd. Company was established in 1996. The company has passed the GB/T19001-2016 idt ISO9001:2015 quality management system certification. The company has world-renowned pump mechanical seals, axe mechanical seals, fluid mechanical seals, metal bellows mechanical seals, container mechanical seals, rubber bellows mechanical seals, O-ring seals, PTFE mechanical seals, stainless steel oil seals, skeleton oil seals, hydraulic oil seals, automotive water seals and various mechanical seal materials, hard alloys, silicon carbide, carbon graphite, alumina, etc. There are Guangzhou Port, Shenzhen Port, and Foshan Port in the surrounding area, with developed and efficient logistics. The company has a stock warehouse of over 2000 square meters, which can efficiently and quickly deliver goods.

Hong Teng mechanical seal factory building

Production of Workshop

Exhibiton

Packing And Shipping

Customer Reviews

frequently asked questions

01. Q: Are you a factory or a trader?      
A: We are a production factory and also sell on our own

02. Q: Where is your factory located?    
 A: Our factory is located in Dongguan City, and the nearest ports are Guangzhou Port and Shenzhen Port. Other ports can also be selected according to customer needs

03. Q: What is your delivery time in days?      
A: For products in stock, we can ship immediately when receive the payment; For other projects, we need 10-25 days for mass production

04. Q: Do you provide free samples?      
A: We usually do not provide free samples, and the sample fee can be deducted after the second order

05. Question: What is the most commonly used mode of transportation      
A: The weight and size of mechanical seals are relatively small, and air freight, sea freight, and express delivery are usually the preferred  transportation methods for customers.

06. Q:What payment methods do you accept?      
A: For products in stock, 100% advance payment is required and immediate shipment will be made upon receipt of payment. For customized products, a 30% advance payment and a 70% payment must be made before the order is shipped. We accept T/T, Western Union, and also welcome customers to make payments through Alibaba

07. Q: Can you provide me with customized production      
A: Yes, we can customize products and welcome OEM

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