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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 19.5mm ID - Pack of 50 1 mm 19.5 mm 21.5 mm
$9.53 / pack of 50
Buna-N O-Ring - 1mm Wide x 19.5mm ID - Pack of 50
Buna-N O-Ring - 1mm Wide x 19.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0419
Mfr. Model # ZUSAH1X19.5
View Product Details
$9.53 / pack of 50

Expected to ship Wed. May 01
Buna-N O-Ring - 1.5mm Wide x 19.5mm ID - Pack of 100 1.5 mm 19.5 mm 22.5 mm
$10.70 / pack of 100
Buna-N O-Ring - 1.5mm Wide x 19.5mm ID - Pack of 100
Buna-N O-Ring - 1.5mm Wide x 19.5mm ID - Pack of 100
Brand USA Sealing
Item # AA0515
Mfr. Model # ZUSAH1.5X19.5
View Product Details
$10.70 / pack of 100

Expected to ship Tue. Jun 11
Buna-N O-Ring - 2mm Wide x 19.5mm ID - Pack of 50 2 mm 19.5 mm 23.5 mm
$8.53 / pack of 50
Buna-N O-Ring - 2mm Wide x 19.5mm ID - Pack of 50
Buna-N O-Ring - 2mm Wide x 19.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0708
Mfr. Model # ZUSAH2X19.5
View Product Details
$8.53 / pack of 50

Expected to ship Wed. May 01
Buna-N O-Ring - 2.4mm Wide x 19.5mm ID - Pack of 50 2.4 mm 19.5 mm 24.3 mm
$8.43 / pack of 50
Buna-N O-Ring - 2.4mm Wide x 19.5mm ID - Pack of 50
Buna-N O-Ring - 2.4mm Wide x 19.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0882
Mfr. Model # ZUSAH2.4X19.5
View Product Details
$8.43 / pack of 50

Expected to ship Wed. May 01
Buna-N O-Ring - 2.5mm Wide x 19.5mm ID - Pack of 25 2.5 mm 19.5 mm 24.5 mm
$6.53 / pack of 25
Buna-N O-Ring - 2.5mm Wide x 19.5mm ID - Pack of 25
Buna-N O-Ring - 2.5mm Wide x 19.5mm ID - Pack of 25
Brand USA Sealing
Item # AA0940
Mfr. Model # ZUSAH2.5X19.5
View Product Details
$6.53 / pack of 25

Expected to ship Tue. Jun 11
Buna-N O-Ring - 3mm Wide x 19.5mm ID - Pack of 50 3 mm 19.5 mm 25.5 mm
$7.40 / pack of 50
Buna-N O-Ring - 3mm Wide x 19.5mm ID - Pack of 50
Buna-N O-Ring - 3mm Wide x 19.5mm ID - Pack of 50
Brand USA Sealing
Item # AA1091
Mfr. Model # ZUSAH3X19.5
View Product Details
$7.40 / pack of 50

Expected to ship Tue. Jun 11
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  1. Inner Diameter - Actual
    19.5 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. 2.4 mm 1 item
  5. 2.5 mm 1 item
  6. 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
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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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  59. 2.35" 2 items
  60. 2.475" 2 items
  61. 2.6" 2 items
  62. 2.612" 1 item
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  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
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  139. 1.25 mm 1 item
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Outer Diameter - Actual
  1. 21.5 mm 1 item
  2. 22.5 mm 1 item
  3. 23.5 mm 1 item
  4. 24.3 mm 1 item
  5. 24.5 mm 1 item
  6. 25.5 mm 1 item