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Buna-N O-Rings

7 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 - 2mm Wide x 103mm ID - Pack of 5 2 mm 103 mm 107 mm
$6.40 / pack of 5
Buna-N O-Ring - 2mm Wide x 103mm ID - Pack of 5
Buna-N O-Ring - 2mm Wide x 103mm ID - Pack of 5
Brand USA Sealing
Item # AA0809
Mfr. Model # ZUSAH2X103
View Product Details
$6.40 / pack of 5

Expected to ship Tue. Apr 30
Buna-N O-Ring - 2.5mm Wide x 103mm ID - Pack of 5 2.5 mm 103 mm 108 mm
$6.80 / pack of 5
Buna-N O-Ring - 2.5mm Wide x 103mm ID - Pack of 5
Buna-N O-Ring - 2.5mm Wide x 103mm ID - Pack of 5
Brand USA Sealing
Item # AA1016
Mfr. Model # ZUSAH2.5X103
View Product Details
$6.80 / pack of 5

Expected to ship Mon. Jun 10
Buna-N O-Ring - 3mm Wide x 103mm ID - Pack of 5 3 mm 103 mm 109 mm
$14.13 / pack of 5
Buna-N O-Ring - 3mm Wide x 103mm ID - Pack of 5
Buna-N O-Ring - 3mm Wide x 103mm ID - Pack of 5
Brand USA Sealing
Item # AA1207
Mfr. Model # ZUSAH3X103
View Product Details
$14.13 / pack of 5

Expected to ship Mon. Jun 10
Buna-N O-Ring - 3.5mm Wide x 103mm ID - Pack of 2 3.5 mm 103 mm 110 mm
$7.88 / pack of 2
Buna-N O-Ring - 3.5mm Wide x 103mm ID - Pack of 2
Buna-N O-Ring - 3.5mm Wide x 103mm ID - Pack of 2
Brand USA Sealing
Item # AA1439
Mfr. Model # ZUSAH3.5X103
View Product Details
$7.88 / pack of 2

Expected to ship Tue. Apr 30
Buna-N O-Ring - 3.55mm Wide x 103mm ID - Pack of 5 3.55 mm 103 mm 110.1 mm
$8.98 / pack of 5
Buna-N O-Ring - 3.55mm Wide x 103mm ID - Pack of 5
Buna-N O-Ring - 3.55mm Wide x 103mm ID - Pack of 5
Brand USA Sealing
Item # AA1512
Mfr. Model # ZUSAH3.55X103
View Product Details
$8.98 / pack of 5

Expected to ship Tue. Apr 30
Buna-N O-Ring - 4mm Wide x 103mm ID - Pack of 2 4 mm 103 mm 111 mm
$5.85 / pack of 2
Buna-N O-Ring - 4mm Wide x 103mm ID - Pack of 2
Buna-N O-Ring - 4mm Wide x 103mm ID - Pack of 2
Brand USA Sealing
Item # AA1631
Mfr. Model # ZUSAH4X103
View Product Details
$5.85 / pack of 2

Expected to ship Tue. Apr 30
Buna-N O-Ring - 5.3mm Wide x 103mm ID - Pack of 2 5.3 mm 103 mm 113.6 mm
$7.15 / pack of 2
Buna-N O-Ring - 5.3mm Wide x 103mm ID - Pack of 2
Buna-N O-Ring - 5.3mm Wide x 103mm ID - Pack of 2
Brand USA Sealing
Item # AA1912
Mfr. Model # ZUSAH5.3X103
View Product Details
$7.15 / pack of 2

Expected to ship Tue. Apr 30
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  1. Inner Diameter - Actual
    103 mm
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Cross Section - Actual
  1. 2 mm 1 item
  2. 2.5 mm 1 item
  3. 3 mm 1 item
  4. 3.5 mm 1 item
  5. 3.55 mm 1 item
  6. 4 mm 1 item
  7. 5.3 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
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  30. 1.037" 2 items
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  35. 1.162" 2 items
  36. 1.171" 1 item
  37. 1.174" 2 items
  38. 1.176" 2 items
  39. 1.225" 2 items
  40. 1.234" 1 item
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  42. 1.239" 2 items
  43. 1.287" 2 items
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  51. 1.85" 2 items
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  53. 1.862" 1 item
  54. 1.925" 1 item
  55. 1.975" 2 items
  56. 2.05" 1 item
  57. 2.1" 2 items
  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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  79. 4.1" 2 items
  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
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  92. 5.1" 2 items
  93. 5.225" 2 items
  94. 5.239" 1 item
  95. 5.35" 2 items
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  117. 9.475" 2 items
  118. 9.487" 1 item
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  123. 11.475" 2 items
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  131. 18.955" 2 items
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  139. 1.25 mm 1 item
  140. 1.8 mm 4 items
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  231. 25.8 mm 2 items
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  237. 28 mm 13 items
  238. 28.5 mm 2 items
  239. 29 mm 8 items
  240. 29.2 mm 2 items
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  242. 30 mm 11 items
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  278. 44 mm 10 items
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  282. 45.7 mm 1 item
  283. 45.84 mm 1 item
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  285. 46.2 mm 2 items
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  289. 48 mm 10 items
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  427. 174 mm 2 items
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  454. 229.3 mm 1 item
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  499. 487 mm 1 item
  500. 630 mm 1 item
Outer Diameter - Actual
  1. 107 mm 1 item
  2. 108 mm 1 item
  3. 109 mm 1 item
  4. 110 mm 1 item
  5. 110.1 mm 1 item
  6. 111 mm 1 item
  7. 113.6 mm 1 item