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Buna-N O-Rings

5 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 77mm ID - Pack of 25 2 mm 77 mm 81 mm
$12.53 / pack of 25
Buna-N O-Ring - 2mm Wide x 77mm ID - Pack of 25
Buna-N O-Ring - 2mm Wide x 77mm ID - Pack of 25
Brand USA Sealing
Item # AA0784
Mfr. Model # ZUSAH2X77
View Product Details
$12.53 / pack of 25

Expected to ship Mon. Jun 10
Buna-N O-Ring - 3mm Wide x 75mm ID - Pack of 25 3 mm 75 mm 81 mm
$13.70 / pack of 25
Buna-N O-Ring - 3mm Wide x 75mm ID - Pack of 25
Buna-N O-Ring - 3mm Wide x 75mm ID - Pack of 25
Brand USA Sealing
Item # AA1177
Mfr. Model # ZUSAH3X75
View Product Details
$13.70 / pack of 25

Expected to ship Mon. Jun 03
Buna-N O-Ring - 3.5mm Wide x 74mm ID - Pack of 10 3.5 mm 74 mm 81 mm
$7.68 / pack of 10
Buna-N O-Ring - 3.5mm Wide x 74mm ID - Pack of 10
Buna-N O-Ring - 3.5mm Wide x 74mm ID - Pack of 10
Brand USA Sealing
Item # AA1414
Mfr. Model # ZUSAH3.5X74
View Product Details
$7.68 / pack of 10

Expected to ship Tue. Apr 30
Buna-N O-Ring - 4mm Wide x 73mm ID - Pack of 10 4 mm 73 mm 81 mm
$11.30 / pack of 10
Buna-N O-Ring - 4mm Wide x 73mm ID - Pack of 10
Buna-N O-Ring - 4mm Wide x 73mm ID - Pack of 10
Brand USA Sealing
Item # AA1603
Mfr. Model # ZUSAH4X73
View Product Details
$11.30 / pack of 10

Expected to ship Tue. Apr 30
Buna-N O-Ring - 5.7mm Wide x 69.6mm ID - Pack of 5 5.7 mm 69.6 mm 81 mm
$11.33 / pack of 5
Buna-N O-Ring - 5.7mm Wide x 69.6mm ID - Pack of 5
Buna-N O-Ring - 5.7mm Wide x 69.6mm ID - Pack of 5
Brand USA Sealing
Item # AA1973
Mfr. Model # ZUSAH5.7X69.6
View Product Details
$11.33 / pack of 5

Expected to ship Tue. Apr 30
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  1. Outer Diameter - Actual
    81 mm
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Cross Section - Actual
  1. 2 mm 1 item
  2. 3 mm 1 item
  3. 3.5 mm 1 item
  4. 4 mm 1 item
  5. 5.7 mm 1 item
Inner Diameter - Actual
  1. 69.6 mm 1 item
  2. 73 mm 1 item
  3. 74 mm 1 item
  4. 75 mm 1 item
  5. 77 mm 1 item
Outer Diameter - Actual
  1. 0.109" 1 item
  2. 0.176" 2 items
  3. 0.21" 1 item
  4. 0.254" 1 item
  5. 0.287" 1 item
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