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Buna-N O-Rings

4 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 - 1mm Wide x 27.5mm ID - Pack of 25 1 mm 27.5 mm 29.5 mm
$8.25 / pack of 25
Buna-N O-Ring - 1mm Wide x 27.5mm ID - Pack of 25
Buna-N O-Ring - 1mm Wide x 27.5mm ID - Pack of 25
Brand USA Sealing
Item # AA0432
Mfr. Model # ZUSAH1X27.5
View Product Details
$8.25 / pack of 25

Expected to ship Tue. Apr 30
Buna-N O-Ring - 1.5mm Wide x 27.5mm ID - Pack of 50 1.5 mm 27.5 mm 30.5 mm
$10.13 / pack of 50
Buna-N O-Ring - 1.5mm Wide x 27.5mm ID - Pack of 50
Buna-N O-Ring - 1.5mm Wide x 27.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0529
Mfr. Model # ZUSAH1.5X27.5
View Product Details
$10.13 / pack of 50

Expected to ship Mon. Jun 10
Buna-N O-Ring - 2mm Wide x 27.5mm ID - Pack of 50 2 mm 27.5 mm 31.5 mm
$11.33 / pack of 50
Buna-N O-Ring - 2mm Wide x 27.5mm ID - Pack of 50
Buna-N O-Ring - 2mm Wide x 27.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0723
Mfr. Model # ZUSAH2X27.5
View Product Details
$11.33 / pack of 50

Expected to ship Tue. Apr 30
Buna-N O-Ring - 3mm Wide x 27.5mm ID - Pack of 10 3 mm 27.5 mm 33.5 mm
$10.03 / pack of 10
Buna-N O-Ring - 3mm Wide x 27.5mm ID - Pack of 10
Buna-N O-Ring - 3mm Wide x 27.5mm ID - Pack of 10
Brand USA Sealing
Item # AA1111
Mfr. Model # ZUSAH3X27.5
View Product Details
$10.03 / pack of 10

Expected to ship Tue. Apr 30
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  1. Inner Diameter - Actual
    27.5 mm
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Cross Section - Actual
  1. 1 mm 1 item
  2. 1.5 mm 1 item
  3. 2 mm 1 item
  4. 3 mm 1 item
Inner Diameter - Actual
  1. 0.056" 2 items
  2. 0.07" 2 items
  3. 0.174" 2 items
  4. 0.206" 2 items
  5. 0.208" 1 item
  6. 0.237" 2 items
  7. 0.239" 1 item
  8. 0.296" 1 item
  9. 0.299" 2 items
  10. 0.412" 2 items
  11. 0.421" 2 items
  12. 0.475" 2 items
  13. 0.484" 2 items
  14. 0.537" 2 items
  15. 0.546" 2 items
  16. 0.609" 2 items
  17. 0.612" 1 item
  18. 0.662" 2 items
  19. 0.671" 2 items
  20. 0.674" 1 item
  21. 0.676" 1 item
  22. 0.725" 2 items
  23. 0.787" 2 items
  24. 0.799" 1 item
  25. 0.864" 1 item
  26. 0.912" 2 items
  27. 0.926" 1 item
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  29. 0.989" 2 items
  30. 1.037" 2 items
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  35. 1.162" 2 items
  36. 1.171" 1 item
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  39. 1.225" 2 items
  40. 1.234" 1 item
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  42. 1.239" 2 items
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  56. 2.05" 1 item
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  58. 2.225" 2 items
  59. 2.35" 2 items
  60. 2.475" 2 items
  61. 2.6" 2 items
  62. 2.612" 1 item
  63. 2.725" 2 items
  64. 2.737" 1 item
  65. 2.85" 2 items
  66. 2.862" 1 item
  67. 2.975" 2 items
  68. 3.1" 2 items
  69. 3.225" 2 items
  70. 3.35" 2 items
  71. 3.475" 2 items
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  80. 4.225" 2 items
  81. 4.35" 2 items
  82. 4.359" 1 item
  83. 4.475" 2 items
  84. 4.487" 1 item
  85. 4.6" 2 items
  86. 4.725" 2 items
  87. 4.739" 1 item
  88. 4.85" 2 items
  89. 4.975" 2 items
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  91. 4.987" 1 item
  92. 5.1" 2 items
  93. 5.225" 2 items
  94. 5.239" 1 item
  95. 5.35" 2 items
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  110. 7.475" 3 items
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  116. 9.234" 1 item
  117. 9.475" 2 items
  118. 9.487" 1 item
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  123. 11.475" 2 items
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  139. 1.25 mm 1 item
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  282. 45.7 mm 1 item
  283. 45.84 mm 1 item
  284. 46 mm 9 items
  285. 46.2 mm 2 items
  286. 47 mm 7 items
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  289. 48 mm 10 items
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  427. 174 mm 2 items
  428. 174.2 mm 1 item
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  454. 229.3 mm 1 item
  455. 230 mm 4 items
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Outer Diameter - Actual
  1. 29.5 mm 1 item
  2. 30.5 mm 1 item
  3. 31.5 mm 1 item
  4. 33.5 mm 1 item