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Buna-N O-Rings

8 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 - 1.5mm Wide x 44mm ID - Pack of 25 1.5 mm 44 mm 47 mm
$8.15 / pack of 25
Buna-N O-Ring - 1.5mm Wide x 44mm ID - Pack of 25
Buna-N O-Ring - 1.5mm Wide x 44mm ID - Pack of 25
Brand USA Sealing
Item # AA0549
Mfr. Model # ZUSAH1.5X44
View Product Details
$8.15 / pack of 25

Expected to ship Mon. Jun 10
Buna-N O-Ring - 2mm Wide x 43mm ID - Pack of 25 2 mm 43 mm 47 mm
$9.80 / pack of 25
Buna-N O-Ring - 2mm Wide x 43mm ID - Pack of 25
Buna-N O-Ring - 2mm Wide x 43mm ID - Pack of 25
Brand USA Sealing
Item # AA0750
Mfr. Model # ZUSAH2X43
View Product Details
$9.80 / pack of 25

Expected to ship Tue. Apr 30
Buna-N O-Ring - 2.5mm Wide x 42mm ID - Pack of 50 2.5 mm 42 mm 47 mm
$13.83 / pack of 50
Buna-N O-Ring - 2.5mm Wide x 42mm ID - Pack of 50
Buna-N O-Ring - 2.5mm Wide x 42mm ID - Pack of 50
Brand USA Sealing
Item # AA0972
Mfr. Model # ZUSAH2.5X42
View Product Details
$13.83 / pack of 50

Expected to ship Tue. Apr 30
Buna-N O-Ring - 3mm Wide x 41mm ID - Pack of 25 3 mm 41 mm 47 mm
$9.48 / pack of 25
Buna-N O-Ring - 3mm Wide x 41mm ID - Pack of 25
Buna-N O-Ring - 3mm Wide x 41mm ID - Pack of 25
Brand USA Sealing
Item # AA1137
Mfr. Model # ZUSAH3X41
View Product Details
$9.48 / pack of 25

Expected to ship Tue. Apr 30
Buna-N O-Ring - 3.5mm Wide x 40mm ID - Pack of 25 3.5 mm 40 mm 47 mm
$9.43 / pack of 25
Buna-N O-Ring - 3.5mm Wide x 40mm ID - Pack of 25
Buna-N O-Ring - 3.5mm Wide x 40mm ID - Pack of 25
Brand USA Sealing
Item # AA1374
Mfr. Model # ZUSAH3.5X40
View Product Details
$9.43 / pack of 25

Expected to ship Mon. Jun 10
Buna-N O-Ring - 4mm Wide x 39mm ID - Pack of 25 4 mm 39 mm 47 mm
$7.73 / pack of 25
Buna-N O-Ring - 4mm Wide x 39mm ID - Pack of 25
Buna-N O-Ring - 4mm Wide x 39mm ID - Pack of 25
Brand USA Sealing
Item # AA1571
Mfr. Model # ZUSAH4X39
View Product Details
$7.73 / pack of 25

Expected to ship Tue. Apr 30
Buna-N O-Ring - 5mm Wide x 37mm ID - Pack of 10 5 mm 37 mm 47 mm
$7.10 / pack of 10
Buna-N O-Ring - 5mm Wide x 37mm ID - Pack of 10
Buna-N O-Ring - 5mm Wide x 37mm ID - Pack of 10
Brand USA Sealing
Item # AA1773
Mfr. Model # ZUSAH5X37
View Product Details
$7.10 / pack of 10

Expected to ship Tue. Apr 30
Buna-N O-Ring - 6mm Wide x 35mm ID - Pack of 5 6 mm 35 mm 47 mm
$8.38 / pack of 5
Buna-N O-Ring - 6mm Wide x 35mm ID - Pack of 5
Buna-N O-Ring - 6mm Wide x 35mm ID - Pack of 5
Brand USA Sealing
Item # AA2032
Mfr. Model # ZUSAH6X35
View Product Details
$8.38 / pack of 5

Expected to ship Mon. Jun 10
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  1. Outer Diameter - Actual
    47 mm
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Cross Section - Actual
  1. 1.5 mm 1 item
  2. 2 mm 1 item
  3. 2.5 mm 1 item
  4. 3 mm 1 item
  5. 3.5 mm 1 item
  6. 4 mm 1 item
  7. 5 mm 1 item
  8. 6 mm 1 item
Inner Diameter - Actual
  1. 35 mm 1 item
  2. 37 mm 1 item
  3. 39 mm 1 item
  4. 40 mm 1 item
  5. 41 mm 1 item
  6. 42 mm 1 item
  7. 43 mm 1 item
  8. 44 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
  6. 0.380" 1 item
  7. 0.412" 2 items
  8. 0.443" 2 items
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  12. 0.699" 2 items
  13. 0.762" 2 items
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  16. 0.887" 2 items
  17. 0.895" 2 items
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  20. 1.068" 1 item
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  24. 1.191" 2 items
  25. 1.207" 2 items
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  29. 1.379" 2 items
  30. 1.395" 2 items
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