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Quick Details

  • Standard or Nonstandard: Standard
  • Style: PTFE oil seal
  • Material: Rubber, PTFE Lip
  • Place of Origin: Hebei, China (Mainland)
  • Brand Name: DMHUI mechanical seal
  • Model Number: 53
  • Product Name: PTFE oil seal
  • Brand: DMHUI
  • Certificate: TS/16949
  • Business Type: Manufacturer/Factory/Supplier
  • Free Sample: Available
  • Size: 3.375-4.875-0.500 inch
  • Product standard: DIN3760
  • Service: 24 hours online
  • Market: Europe, North America, South America, Middle-East etc.

Packaging & Delivery

Packaging Details PTFE oil seal packing :
Normal Packing
Delivery Time Shipped in 2 days after payment

PTFE oil seal

Product Description


PTFE oil seal




1.Brand:DMHUI(2559)  industrial seals 

3.Size:3.375-4.875-0.500 inch
4.Weight:1 kg

5.Part No.:21699

6.Parameters Sheet:


Model 53


1) General purpose assembled seal

2) Heavy-duty metal outer case

3) Single and double lip configurations


1) NBR



1)-40°F(-40°C)to 200°F(93°C)

2) -22°F(-30°C)to 400°F(204°C)

Shaft Diameter in.(mm)

3.000 to 60.000 (76.2 to 1524.0)

Surface Speed

3,000 f/m (15.2m/s)

Spring Type

Stainless steel finger


To 7 psi (0.4 bar)

O.D. Construction

Steel Case


 Picture Of   Mechanical Seal

Production Process

Production Process 

Packaging & Shipping

Company Information








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Transaction Overview


Transaction Details

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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
20 Transactions 60,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $306,000
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