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Buna-N O-Rings

6 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 2.5mm ID - Pack of 100 1 mm 2.5 mm 4.5 mm
$7.88 / pack of 100
Buna-N O-Ring - 1mm Wide x 2.5mm ID - Pack of 100
Buna-N O-Ring - 1mm Wide x 2.5mm ID - Pack of 100
Brand USA Sealing
Item # AA0382
Mfr. Model # ZUSAH1X2.5
View Product Details
$7.88 / pack of 100

Expected to ship Tue. Apr 30
Buna-N O-Ring - 1.2mm Wide x 2.5mm ID - Pack of 25 1.2 mm 2.5 mm 4.9 mm
$4.38 / pack of 25
Buna-N O-Ring - 1.2mm Wide x 2.5mm ID - Pack of 25
Buna-N O-Ring - 1.2mm Wide x 2.5mm ID - Pack of 25
Brand USA Sealing
Item # AA0458
Mfr. Model # ZUSAH1.2X2.5
View Product Details
$4.38 / pack of 25

Expected to ship Mon. Jun 03
Buna-N O-Ring - 1.3mm Wide x 2.5mm ID - Pack of 50 1.3 mm 2.5 mm 5.1 mm
$4.90 / pack of 50
Buna-N O-Ring - 1.3mm Wide x 2.5mm ID - Pack of 50
Buna-N O-Ring - 1.3mm Wide x 2.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0473
Mfr. Model # ZUSAH1.3X2.5
View Product Details
$4.90 / pack of 50

Expected to ship Tue. Apr 30
Buna-N O-Ring - 1.5mm Wide x 2.5mm ID - Pack of 100 1.5 mm 2.5 mm 5.5 mm
$9.00 / pack of 100
Buna-N O-Ring - 1.5mm Wide x 2.5mm ID - Pack of 100
Buna-N O-Ring - 1.5mm Wide x 2.5mm ID - Pack of 100
Brand USA Sealing
Item # AA0481
Mfr. Model # ZUSAH1.5X2.5
View Product Details
$9.00 / pack of 100

Expected to ship Mon. Jun 10
Buna-N O-Ring - 1.8mm Wide x 2.5mm ID - Pack of 25 1.8 mm 2.5 mm 6.1 mm
$4.45 / pack of 25
Buna-N O-Ring - 1.8mm Wide x 2.5mm ID - Pack of 25
Buna-N O-Ring - 1.8mm Wide x 2.5mm ID - Pack of 25
Brand USA Sealing
Item # AA0633
Mfr. Model # ZUSAH1.8X2.5
View Product Details
$4.45 / pack of 25

Expected to ship Tue. Apr 30
Buna-N O-Ring - 2mm Wide x 2.5mm ID - Pack of 50 2 mm 2.5 mm 6.5 mm
$5.40 / pack of 50
Buna-N O-Ring - 2mm Wide x 2.5mm ID - Pack of 50
Buna-N O-Ring - 2mm Wide x 2.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0675
Mfr. Model # ZUSAH2X2.5
View Product Details
$5.40 / pack of 50

Expected to ship Tue. Apr 30
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  1. Inner Diameter - Actual
    2.5 mm
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Cross Section - Actual
  1. 1 mm 1 item
  2. 1.2 mm 1 item
  3. 1.3 mm 1 item
  4. 1.5 mm 1 item
  5. 1.8 mm 1 item
  6. 2 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
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  39. 1.225" 2 items
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  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
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  83. 4.475" 2 items
  84. 4.487" 1 item
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  86. 4.725" 2 items
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  139. 1.25 mm 1 item
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Outer Diameter - Actual
  1. 4.5 mm 1 item
  2. 4.9 mm 1 item
  3. 5.1 mm 1 item
  4. 5.5 mm 1 item
  5. 6.1 mm 1 item
  6. 6.5 mm 1 item