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O Rings Metric Size 2.5mm Diameters From Polymax





Nitrile (or NBR) O-Rings are most commonly availible and cost effective. Temperature Range -30ºC to +120ºC (avoid prolonged use at higher extremes)

Suitable for:
chlorimated solvents,
synthetic lubricants,
diesel fuel, petroleum oils
and most hydrocarbons

Generally atacked by:
Hydrogen sulphide, furfaral,
formaldehyd methanol
ketone, potassium hydroxide
 O-Ring Size Guide
 
Material Specification (NBR)Testing Parameters
Hardness 70º Shore 'A' DIN 53505
NBR Info
Temperature Range -30ºC to +120ºC Avoid prolonged use at higher temperature
NBR Info
Tensile Strength 15 N/mm² DIN 53504
NBR Info
Elongation At Break340% DIN 53504
NBR Info
Low Temperature Brittleness-30ºC ASTM D 1329
NBR Info
Compression Set9% DIN 53517B
NBR Info
  
O-Ring Tolerance Guide  Chemical Compatiblity Guide

Article No.Size ID x C⁄S (mm)Number of ItemsQuantityAdd To Cart +VAT
1-50 51-100 101-300 301-500 501+
4X2.5N70 4 x 2.5 
   £0.29   £0.25   £0.16   £0.08   £0.06

(In Stock)

4.6X2.5N704.6 x 2.5 
   £0.29   £0.25   £0.16   £0.08   £0.06

(In Stock)

5X2.5N705 x 2.5 
   £0.30   £0.25   £0.16   £0.08   £0.06

(In Stock)

5.5X2.5N705.5 x 2.5 
   £0.29   £0.25   £0.16   £0.08   £0.06

(In Stock)

6X2.5N706 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.06

(In Stock)

6.5X2.5N706.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.06

(In Stock)

7X2.5N707 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.06

(In Stock)

7.5X2.5N707.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.06

(In Stock)

8X2.5N708 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.06

(In Stock)

8.5X2.5N708.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

9X2.5N709 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

9.5X2.5N709.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

10X2.5N7010 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

10.5X2.5N7010.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

11X2.5N7011 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

11.5X2.5N7011.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

12X2.5N7012 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

12.5X2.5N7012.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

13X2.5N7013 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

13.5X2.5N7013.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

14X2.5N7014 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

14.5X2.5N7014.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

15X2.5N7015 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

15.5X2.5N7015.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

16X2.5N7016 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

16.5X2.5N7016.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

17X2.5N7017 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

17.5X2.5N7017.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

18X2.5N7018 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

18.5X2.5N7018.5 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

19X2.5N7019 x 2.5 
   £0.30   £0.25   £0.17   £0.08   £0.07

(In Stock)

19.5X2.5N7019.5 x 2.5 
   £0.30   £0.25   £0.17   £0.09   £0.07

(In Stock)

20X2.5N7020 x 2.5 
   £0.30   £0.25   £0.17   £0.09   £0.07

(In Stock)

20.5X2.5N7020.5 x 2.5 
   £0.30   £0.25   £0.17   £0.09   £0.07

(In Stock)

21X2.5N7021 x 2.5 
   £0.30   £0.25   £0.17   £0.09   £0.07

(In Stock)

21.5X2.5N7021.5 x 2.5 
   £0.31   £0.25   £0.17   £0.09   £0.07

(In Stock)

22X2.5N7022 x 2.5 
   £0.31   £0.25   £0.17   £0.09   £0.07

(In Stock)

22.5X2.5N7022.5 x 2.5 
   £0.31   £0.26   £0.17   £0.09   £0.07

(In Stock)

23X2.5N7023 x 2.5 
   £0.31   £0.26   £0.17   £0.09   £0.07

(In Stock)

23.5X2.5N7023.5 x 2.5 
   £0.31   £0.26   £0.17   £0.09   £0.07

(In Stock)

24X2.5N7024 x 2.5 
   £0.31   £0.26   £0.17   £0.09   £0.07

(In Stock)

24.5X2.5N7024.5 x 2.5 
   £0.31   £0.26   £0.17   £0.09   £0.07

(In Stock)

25X2.5N7025 x 2.5 
   £0.31   £0.26   £0.17   £0.09   £0.07

(In Stock)

25.5X2.5N7025.5 x 2.5 
   £0.31   £0.26   £0.17   £0.09   £0.07

(In Stock)

26X2.5N7026 x 2.5 
   £0.31   £0.26   £0.18   £0.09   £0.07

(In Stock)

26.5X2.5N7026.5 x 2.5 
   £0.31   £0.26   £0.17   £0.09   £0.07

(In Stock)

27X2.5N7027 x 2.5 
   £0.31   £0.26   £0.18   £0.09   £0.07

(In Stock)

27.5X2.5N7027.5 x 2.5 
   £0.31   £0.26   £0.18   £0.09   £0.07

(In Stock)

28X2.5N7028 x 2.5 
   £0.31   £0.26   £0.18   £0.09   £0.07

(In Stock)

28.5X2.5N7028.5 x 2.5 
   £0.31   £0.26   £0.18   £0.09   £0.08

(In Stock)

29X2.5N7029 x 2.5 
   £0.31   £0.26   £0.18   £0.09   £0.07

(In Stock)

29.5X2.5N7029.5 x 2.5 
   £0.31   £0.26   £0.18   £0.09   £0.07

(In Stock)

30X2.5N7030 x 2.5 
   £0.31   £0.26   £0.18   £0.09   £0.08

(In Stock)

30.5X2.5N7030.5 x 2.5 
   £0.31   £0.26   £0.18   £0.09   £0.08

(In Stock)

31X2.5N7031 x 2.5 
   £0.31   £0.26   £0.18   £0.09   £0.08

(In Stock)

31.5X2.5N7031.5 x 2.5 
   £0.32   £0.26   £0.18   £0.09   £0.08

(In Stock)

32X2.5N7032 x 2.5 
   £0.32   £0.26   £0.18   £0.09   £0.08

(In Stock)

32.5X2.5N7032.5 x 2.5 
   £0.32   £0.26   £0.18   £0.09   £0.08

(In Stock)

33X2.5N7033 x 2.5 
   £0.32   £0.26   £0.18   £0.09   £0.08

(In Stock)

33.5X2.5N7033.5 x 2.5 
   £0.32   £0.26   £0.18   £0.09   £0.08

(In Stock)

34X2.5N7034 x 2.5 
   £0.32   £0.26   £0.18   £0.09   £0.08

(In Stock)

34.5X2.5N7034.5 x 2.5 
   £0.32   £0.26   £0.18   £0.09   £0.08

(In Stock)

35X2.5N7035 x 2.5 
   £0.32   £0.26   £0.18   £0.09   £0.08

(In Stock)

35.5X2.5N7035.5 x 2.5 
   £0.32   £0.26   £0.18   £0.09   £0.08

(In Stock)

36X2.5N7036 x 2.5 
   £0.32   £0.26   £0.18   £0.09   £0.08

(In Stock)

36.5X2.5N7036.5 x 2.5 
   £0.32   £0.27   £0.18   £0.10   £0.08

(In Stock)

37X2.5N7037 x 2.5 
   £0.32   £0.27   £0.18   £0.10   £0.08

(In Stock)

37.5X2.5N7037.5 x 2.5