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Buna-N O-Rings

18 products

Buna-N O-Rings, sometimes called Nitrile O-Rings or NBR O-Rings, are resistant to oils, fuels, and greases – plus mild chemicals and water. Buna-N is a tough and durable material with good resistance to abrasion, compression, and tearing. It is a multipurpose material with broad ranging application coverage.

Product name Dash Size Cross Section - Actual Inner Diameter - Actual Outer Diameter - Actual Specifications Met Price
Buna-N O-Ring - 1.9mm Wide x 2.4mm ID - Pack of 50 1.9 mm 2.4 mm 6.2 mm
$6.90 / pack of 50
Buna-N O-Ring - 1.9mm Wide x 2.4mm ID - Pack of 50
Buna-N O-Ring - 1.9mm Wide x 2.4mm ID - Pack of 50
Brand USA Sealing
Item # AA0656
Mfr. Model # ZUSAH1.9X2.4
View Product Details
Price
$6.90 / pack of 50

Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 2.6mm ID - Pack of 50 1.9 mm 2.6 mm 6.4 mm
$6.93 / pack of 50
Buna-N O-Ring - 1.9mm Wide x 2.6mm ID - Pack of 50
Buna-N O-Ring - 1.9mm Wide x 2.6mm ID - Pack of 50
Brand USA Sealing
Item # AA0657
Mfr. Model # ZUSAH1.9X2.6
View Product Details
Price
$6.93 / pack of 50

2 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 2.8mm ID - Pack of 100 1.9 mm 2.8 mm 6.6 mm
$7.30 / pack of 100
Buna-N O-Ring - 1.9mm Wide x 2.8mm ID - Pack of 100
Buna-N O-Ring - 1.9mm Wide x 2.8mm ID - Pack of 100
Brand USA Sealing
Item # AA0658
Mfr. Model # ZUSAH1.9X2.8
View Product Details
Price
$7.30 / pack of 100

Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 3.4mm ID - Pack of 25 1.9 mm 3.4 mm 7.2 mm
$4.63 / pack of 25
Buna-N O-Ring - 1.9mm Wide x 3.4mm ID - Pack of 25
Buna-N O-Ring - 1.9mm Wide x 3.4mm ID - Pack of 25
Brand USA Sealing
Item # AA0659
Mfr. Model # ZUSAH1.9X3.4
View Product Details
Price
$4.63 / pack of 25

21 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 3.8mm ID - Pack of 100 1.9 mm 3.8 mm 7.6 mm
$8.38 / pack of 100
Buna-N O-Ring - 1.9mm Wide x 3.8mm ID - Pack of 100
Buna-N O-Ring - 1.9mm Wide x 3.8mm ID - Pack of 100
Brand USA Sealing
Item # AA0660
Mfr. Model # ZUSAH1.9X3.8
View Product Details
Price
$8.38 / pack of 100

Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 4.2mm ID - Pack of 50 1.9 mm 4.2 mm 8 mm
$7.03 / pack of 50
Buna-N O-Ring - 1.9mm Wide x 4.2mm ID - Pack of 50
Buna-N O-Ring - 1.9mm Wide x 4.2mm ID - Pack of 50
Brand USA Sealing
Item # AA0661
Mfr. Model # ZUSAH1.9X4.2
View Product Details
Price
$7.03 / pack of 50

5 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 4.8mm ID - Pack of 100 1.9 mm 4.8 mm 8.6 mm
$8.38 / pack of 100
Buna-N O-Ring - 1.9mm Wide x 4.8mm ID - Pack of 100
Buna-N O-Ring - 1.9mm Wide x 4.8mm ID - Pack of 100
Brand USA Sealing
Item # AA0662
Mfr. Model # ZUSAH1.9X4.8
View Product Details
Price
$8.38 / pack of 100

33 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 4.9mm ID - Pack of 50 1.9 mm 4.9 mm 8.7 mm
$7.05 / pack of 50
Buna-N O-Ring - 1.9mm Wide x 4.9mm ID - Pack of 50
Buna-N O-Ring - 1.9mm Wide x 4.9mm ID - Pack of 50
Brand USA Sealing
Item # AA0663
Mfr. Model # ZUSAH1.9X4.9
View Product Details
Price
$7.05 / pack of 50

3 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 5.7mm ID - Pack of 50 1.9 mm 5.7 mm 9.5 mm
$7.08 / pack of 50
Buna-N O-Ring - 1.9mm Wide x 5.7mm ID - Pack of 50
Buna-N O-Ring - 1.9mm Wide x 5.7mm ID - Pack of 50
Brand USA Sealing
Item # AA0664
Mfr. Model # ZUSAH1.9X5.7
View Product Details
Price
$7.08 / pack of 50

5 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 5.8mm ID - Pack of 100 1.9 mm 5.8 mm 9.6 mm
$7.78 / pack of 100
Buna-N O-Ring - 1.9mm Wide x 5.8mm ID - Pack of 100
Buna-N O-Ring - 1.9mm Wide x 5.8mm ID - Pack of 100
Brand USA Sealing
Item # AA0665
Mfr. Model # ZUSAH1.9X5.8
View Product Details
Price
$7.78 / pack of 100

34 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 6.4mm ID - Pack of 50 1.9 mm 6.4 mm 10.2 mm
$7.13 / pack of 50
Buna-N O-Ring - 1.9mm Wide x 6.4mm ID - Pack of 50
Buna-N O-Ring - 1.9mm Wide x 6.4mm ID - Pack of 50
Brand USA Sealing
Item # AA0666
Mfr. Model # ZUSAH1.9X6.4
View Product Details
Price
$7.13 / pack of 50

3 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 6.8mm ID - Pack of 100 1.9 mm 6.8 mm 10.6 mm
$7.78 / pack of 100
Buna-N O-Ring - 1.9mm Wide x 6.8mm ID - Pack of 100
Buna-N O-Ring - 1.9mm Wide x 6.8mm ID - Pack of 100
Brand USA Sealing
Item # AA0667
Mfr. Model # ZUSAH1.9X6.8
View Product Details
Price
$7.78 / pack of 100

296 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 7.2mm ID - Pack of 50 1.9 mm 7.2 mm 11 mm
$7.15 / pack of 50
Buna-N O-Ring - 1.9mm Wide x 7.2mm ID - Pack of 50
Buna-N O-Ring - 1.9mm Wide x 7.2mm ID - Pack of 50
Brand USA Sealing
Item # AA0668
Mfr. Model # ZUSAH1.9X7.2
View Product Details
Price
$7.15 / pack of 50

7 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 7.8mm ID - Pack of 100 1.9 mm 7.8 mm 11.6 mm
$8.03 / pack of 100
Buna-N O-Ring - 1.9mm Wide x 7.8mm ID - Pack of 100
Buna-N O-Ring - 1.9mm Wide x 7.8mm ID - Pack of 100
Brand USA Sealing
Item # AA0669
Mfr. Model # ZUSAH1.9X7.8
View Product Details
Price
$8.03 / pack of 100

426 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 8mm ID - Pack of 50 1.9 mm 8 mm 11.8 mm
$7.18 / pack of 50
Buna-N O-Ring - 1.9mm Wide x 8mm ID - Pack of 50
Buna-N O-Ring - 1.9mm Wide x 8mm ID - Pack of 50
Brand USA Sealing
Item # AA0670
Mfr. Model # ZUSAH1.9X8
View Product Details
Price
$7.18 / pack of 50

Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 8.8mm ID - Pack of 100 1.9 mm 8.8 mm 12.6 mm
$8.55 / pack of 100
Buna-N O-Ring - 1.9mm Wide x 8.8mm ID - Pack of 100
Buna-N O-Ring - 1.9mm Wide x 8.8mm ID - Pack of 100
Brand USA Sealing
Item # AA0671
Mfr. Model # ZUSAH1.9X8.8
View Product Details
Price
$8.55 / pack of 100

82 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 8.9mm ID - Pack of 50 1.9 mm 8.9 mm 12.7 mm
$7.20 / pack of 50
Buna-N O-Ring - 1.9mm Wide x 8.9mm ID - Pack of 50
Buna-N O-Ring - 1.9mm Wide x 8.9mm ID - Pack of 50
Brand USA Sealing
Item # AA0672
Mfr. Model # ZUSAH1.9X8.9
View Product Details
Price
$7.20 / pack of 50

Estimated to ship Fri. Jun 20
Buna-N O-Ring - 1.9mm Wide x 9.8mm ID - Pack of 100 1.9 mm 9.8 mm 13.6 mm
$8.33 / pack of 100
Buna-N O-Ring - 1.9mm Wide x 9.8mm ID - Pack of 100
Buna-N O-Ring - 1.9mm Wide x 9.8mm ID - Pack of 100
Brand USA Sealing
Item # AA0673
Mfr. Model # ZUSAH1.9X9.8
View Product Details
Price
$8.33 / pack of 100

452 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
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Cross Section - Actual
  1. 0.040" 2 items
  2. 0.050" 1 item
  3. 0.060" 1 item
  4. 0.070" 52 items
  5. 0.103" 77 items
  6. 0.139" 84 items
  7. 0.210" 87 items
  8. 0.275" 72 items
  9. 1 mm 80 items
  10. 1.2 mm 16 items
  11. 1.3 mm 6 items
  12. 1.5 mm 106 items
  13. 1.6 mm 28 items
  14. 1.78 mm 17 items
  15. 1.8 mm 26 items
  16. 1.9 mm 18 items
  17. 2 mm 163 items
  18. 2.4 mm 75 items
  19. 2.5 mm 116 items
  20. 2.62 mm 10 items
  21. 2.65 mm 12 items
  22. 2.7 mm 10 items
  23. 3 mm 238 items
  24. 3.1 mm 25 items
  25. 3.5 mm 137 items
  26. 3.53 mm 10 items
  27. 3.55 mm 60 items
  28. 3.6 mm 8 items
  29. 4 mm 164 items
  30. 4.5 mm 40 items
  31. 5 mm 137 items
  32. 5.3 mm 79 items
  33. 5.7 mm 58 items
  34. 6 mm 76 items
  35. 7 mm 34 items
  36. 8.4 mm 37 items
Inner Diameter - Actual
  1. 2.4 mm 1 item
  2. 2.6 mm 1 item
  3. 2.8 mm 1 item
  4. 3.4 mm 1 item
  5. 3.8 mm 1 item
  6. 4.2 mm 1 item
  7. 4.8 mm 1 item
  8. 4.9 mm 1 item
  9. 5.7 mm 1 item
  10. 5.8 mm 1 item
  11. 6.4 mm 1 item
  12. 6.8 mm 1 item
  13. 7.2 mm 1 item
  14. 7.8 mm 1 item
  15. 8 mm 1 item
  16. 8.8 mm 1 item
  17. 8.9 mm 1 item
  18. 9.8 mm 1 item
Outer Diameter - Actual
  1. 6.2 mm 1 item
  2. 6.4 mm 1 item
  3. 6.6 mm 1 item
  4. 7.2 mm 1 item
  5. 7.6 mm 1 item
  6. 8 mm 1 item
  7. 8.6 mm 1 item
  8. 8.7 mm 1 item
  9. 9.5 mm 1 item
  10. 9.6 mm 1 item
  11. 10.2 mm 1 item
  12. 10.6 mm 1 item
  13. 11 mm 1 item
  14. 11.6 mm 1 item
  15. 11.8 mm 1 item
  16. 12.6 mm 1 item
  17. 12.7 mm 1 item
  18. 13.6 mm 1 item