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UR 21.5-28.7-2.5

Bonded seal 21.5x28.7x2.5 NBR
UR21.5-28.7-2.5

The product image may differ

UR21.5-28.7-2.5
UR21.5-28.7-2.5 UR21.5-28.7-2.5
For thread (inch)
- 
For thread (inches)
- 
For thread (metric)
M 21 
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Show table of articles

Article

UR 3.1-6.4-1.3 UR 3.7-8-1.04 UR 4.1-7.2-1 UR 4.5-7-1 UR 5.7-9-1 UR 5.7-10-1 UR 6.2-9.2-1 08BS 304 UR 6.7-11-1 08BS 206 UR 6.9-13.2-1.3 UR 7-13.4-1.3 UR 7.1-12-1 UR 7.1-13.2-1.37 08BS 306 UR 7.3-10-1 UR 8.5-13.4-1 UR 8.7-13-1 UR 8.7-14-1 08BS 006 UR 8.7-14.2-1.3 08BS 007 UR 9.3-13.3-1 UR 10.35-16-2 08BS 020 08BS 510 UR 10.7-16-1.5 08BS 310 UR 10.7-18-1.5 08BS 008 UR 11.4-16.3-1.5 08BS 009 UR 11.8-18.5-1.5 UR 11.8-19.1-1.5 UR 12.7-18-1.5 08BS 313 UR 12.7-20-1.5 UR 13.7-20-1.5 UR 13.7-22-1.5 08BS 021 08BS 315 08BS 511 UR 14-18.7-1.5 08BS 316 UR 14.7-22-1.5 UR 14.9-22.3-2.1 08BS 022 UR 16-22.7-1.5 08BS 011 08BS 317 UR 16.7-24-1.5 08BS 023 08BS 512 UR 17.4-24-1.5 UR 18-24.7-1.5 UR 18.2-25.4-2.5 UR 18.7-26-1.5 08BS 320 08BS 024 UR 20.7-28-1.5 08BS 321 UR 21.5-28.7-2.5 08BS 025 08BS 513 08BS 323 UR 22.5-28-1.5 UR 22.7-30-2 08BS 324 08BS 026 08BS 013 UR 24.7-32-2 08BS 326 UR 26.7-35-2 UR 27-35-2.5 UR 27.2-36-2 08BS 514 08BS 328 08BS 028 08BS 329 UR 28.7-37-2 08BS 014 08BS 331 08BS 029 UR 31-39-2 08BS 015 UR 33.7-42-2 UR 33.9-42.9-3.4 08BS 515 UR 34.3-43-2 08BS 016 UR 36.7-46-2 08BS 333 08BS 017 UR 40-51-2.5 UR 42.7-53-3 08BS 516 08BS 032 08BS 018 08BS 033 08BS 517 UR 48.7-59-3 08BS 337 UR 51.7-63.5-3.4 UR 53.3-64.5-3 08BS 034 08BS 035 08BS 518 08BS 036 UR 60.7-73-3 08BS 037 08BS 038 08BS 039
Product details for

UR 21.5-28.7-2.5

For thread (inch)
-
For thread (inches)
-
For thread (metric)
M 21
Pressure PB
1,080 bar
A
28.7 mm
B
23.3 mm
C
21.5 mm
E
2.5 mm
All characteristics

Characteristics

Construction type
  • bonded seal 
Construction type addition
  • with internally vulcanised, trapezoidal elastic rubber sealing bead 
Material
  • (1) NBR 
  • (2) cadmium-plated or passivated carbon steel 
Surface
  • metal ring: zinc chromated 
Temp. max.
  • 110 °C
Temp. min.
  • -30 °C
Customs tariff number
  • 84841000 
All characteristics

Product description

Description
Perfect tightness.
Prevents loosening of the parts.

Product variants

112 Results
Search
Show dimensional drawing
Identifier
For thread (inch)
For thread (inches)
For thread (metric)
Pressure PB (bar)
Details / items
UR 3.1-6.4-1.3
- 
- 
- 
Learn more
UR 3.7-8-1.04
- 
- 
- 
Learn more
UR 4.1-7.2-1
- 
- 
- 
Learn more
UR 4.5-7-1
- 
- 
- 
Learn more
UR 5.7-9-1
- 
- 
M 5 
1,400 bar
Learn more
UR 5.7-10-1
- 
- 
- 
Learn more
UR 6.2-9.2-1
- 
- 
M 5.5 
1,220 bar
Learn more
08BS 304
- 
- 
M 6 
1,680 bar
Learn more
UR 6.7-11-1
- 
- 
M 6 
1,510 bar
Learn more
08BS 206
- 
- 
M 6 
1,130 bar
Learn more

Shows 10 of 112

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A (mm)
B (mm)
C (mm)
E (mm)