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Pack of 2pcs, Bonded Seal 400-247-4490-41, German 247, Nitrile (NBR), Mild Steel

SKU
2R7300046
  • Outside Diameter: 53mm
  • Internal Diameter: 42.7mm
  • Thickness: 3mm
  • Cross Section Type: Standard
  • German Standard: 247
  • Rubber Type: Nitrile (NBR)
  • Hardness: 80 ShA
  • Metal Type: Mild Steel

Bonded seals, also known as Dowty washers, are metal sealing washers with a rubber insert. They provide a secure, leak-proof seal for threaded connections. Bonded seals are ideal for static sealing where durability and fluid resistance are critical.

  • Outside Diameter: 53mm
  • Internal Diameter: 42.7mm
  • Thickness: 3mm
  • Cross Section Type: Standard
  • German Standard: 247
  • Rubber Type: Nitrile (NBR)
  • Hardness: 80 ShA
  • Metal Type: Mild Steel

Bonded seals, also known as Dowty washers, are metal sealing washers with a rubber insert. They provide a secure, leak-proof seal for threaded connections. Bonded seals are ideal for static sealing where durability and fluid resistance are critical.

Specification
Outer Diameter Tolerance 0.1
Cross Section Type Standard
Thread Size 1 42mm
Material Nitrile (NBR)
Metal Type Standard Steel
Tolerance Thickness (±mm) 0.1
Compression Set (%) 50
Elongation at break (%) 100
Tensile Strength 15 MPa
Internal Diameter Tolerance 0.1
Compression Set Testing Parameters 100°C X 72h
Burst Pressure (Bar) 930
Internal Diameter (mm) £42.70
Outer Diameter (mm) 53
Hardness 80 ShA
Colour Black
Maximum Temperature (°C) 100
Minimum Temperature (°C) -30
Weight (kg) 0.031
Thickness (mm) 3
*Dimensions can vary, they are typical only.
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Pack of 2pcs, Bonded Seal 400-247-4490-41, German 247, Nitrile (NBR), Mild Steel
2R7300046
£1.86 £1.55