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FD 320-250-3 C4400

Flat seal 320x250x3 C4400
FD320-250-3C4400

The product image may differ

FD320-250-3C4400
FD320-250-3C4400 FD320-250-3C4400
d
250 mm
D
320 mm
S
3 mm
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Article

FD 15-11-1 C4400 FD 41-33.2-2 C4400 FD 55-41-1.5 C4400 FD 60-20-3 C4400 FD 70-45-3 C4400 FD 82-66-1 C4400 FD 85-70-0.5 C4400 FD 90-40-3 C4400 FD 100-50-3 C4400 FD 105-65-3 C4400 FD 110-75-2 C4400 FD 110-85-3 C4400 FD 140-121-1.5 C44 FD 140-121-1.5 C4400 FD 190-125-3 C4400 FD 220-150-3 C4400 FD 270-200-3 C4400 FD 280-162-2 C4400 FD 310-295-0.5 C44 FD 310-295-0.5 C4400 FD 320-250-3 C4400 FD 380-300-3 C4400 FD 380-325-2 C4400 FD 485-400-3 C4400 FD 540-490-3 C4400 FD 570-500-3 C4400 FD 590-500-3 C4400 FD 680-600-3 C4400 FD 800-670-3 C4400 FD 1080-1010-3 C44 FD 1080-1010-3 C4400
Product details for

FD 320-250-3 C4400

d
250 mm
D
320 mm
S
3 mm

Characteristics

Application
  • food processing 
  • drinking water supply 
  • chemical industry 
Approval
  • DIN-DVGW approval, BAM-, HTB approved, KTW recommended, WRC approval 
Construction type
  • universal high-pressure seal for a wide range of sectors 
Construction type addition
  • ultra high-performance standard 
Material
  • aramid fibres, bonded with NBR 
Media
  • oil 
  • water 
  • steam 
  • gases 
  • saline solutions 
  • fuels 
  • alcohols 
  • organic and inorganic acids 
  • hydrocarbons 
  • lubricants 
  • refrigerants 
Customs tariff number
  • 40169300 
All characteristics

Product description

Notes
Tolerances:
Longitudinal dimension according to DIN 7715 - Part 5 P2
Thickness according to DIN 7715 - Part 5 P3
Surface seals according to DIN 2690 are only standardized to PN 40 bar.
Description
Technical values for 2 mm thickness:
Compressibility ASTM F36 A = 11 %.
Resilience ASTM F36 A = 55 %.
Pressure creep resistance DIN 52913 = 25 MPA (50 MPA, 16 h / 300 °C).
Creep resistance under load BS 7531 = 23 MPA.
Thinning at 23 °C = 10 %.
Thinning at 300 °C = 22 %.
Leak tightness according to DIN 3535/6 = 0.2 ml/min.
Anti-corrosion aptitude (chloride content soluble) = 150 ppm.
Thickness change ASTM F 146 (Oil JRM 903: 5 h / 23 °C) = 3 %.
Thickness change ASTM F 146 (Fuel B: 5 h / 23 °C) = 5 %.
Density = 1.6 g/cm³.

Product variants

31 Results
Search
Show dimensional drawing
Identifier
d (mm)
D (mm)
S (mm)
Details / items
FD 15-11-1 C4400
11 mm
15 mm
1 mm
Learn more
FD 41-33.2-2 C4400
33.2 mm
41 mm
3 mm
Learn more
FD 55-41-1.5 C4400
41 mm
55 mm
1.5 mm
Learn more
FD 60-20-3 C4400
20 mm
60 mm
3 mm
Learn more
FD 70-45-3 C4400
45 mm
70 mm
3 mm
Learn more
FD 82-66-1 C4400
66 mm
82 mm
3 mm
Learn more
FD 85-70-0.5 C4400
70 mm
85 mm
0.5 mm
Learn more
FD 90-40-3 C4400
40 mm
90 mm
3 mm
Learn more
FD 100-50-3 C4400
50 mm
100 mm
3 mm
Learn more
FD 105-65-3 C4400
65 mm
105 mm
3 mm
Learn more

Shows 10 of 31

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d (mm)
D (mm)
S (mm)