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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 - 1.5mm Wide x 51mm ID - Pack of 25 1.5 mm 51 mm 54 mm
$10.43 / pack of 25
Buna-N O-Ring - 1.5mm Wide x 51mm ID - Pack of 25
Buna-N O-Ring - 1.5mm Wide x 51mm ID - Pack of 25
Brand USA Sealing
Item # AA0556
Mfr. Model # ZUSAH1.5X51
View Product Details
Price
$10.43 / pack of 25

37 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 2mm Wide x 51mm ID - Pack of 25 2 mm 51 mm 55 mm
$9.55 / pack of 25
Buna-N O-Ring - 2mm Wide x 51mm ID - Pack of 25
Buna-N O-Ring - 2mm Wide x 51mm ID - Pack of 25
Brand USA Sealing
Item # AA0758
Mfr. Model # ZUSAH2X51
View Product Details
Price
$9.55 / pack of 25

4 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
Buna-N O-Ring - 2.5mm Wide x 51mm ID - Pack of 25 2.5 mm 51 mm 56 mm
$11.73 / pack of 25
Buna-N O-Ring - 2.5mm Wide x 51mm ID - Pack of 25
Buna-N O-Ring - 2.5mm Wide x 51mm ID - Pack of 25
Brand USA Sealing
Item # AA0981
Mfr. Model # ZUSAH2.5X51
View Product Details
Price
$11.73 / pack of 25

Estimated to ship Fri. Jun 20
Buna-N O-Ring - 3mm Wide x 51mm ID - Pack of 25 3 mm 51 mm 57 mm
$12.38 / pack of 25
Buna-N O-Ring - 3mm Wide x 51mm ID - Pack of 25
Buna-N O-Ring - 3mm Wide x 51mm ID - Pack of 25
Brand USA Sealing
Item # AA1152
Mfr. Model # ZUSAH3X51
View Product Details
Price
$12.38 / pack of 25

Estimated to ship Fri. Jun 20
Buna-N O-Ring - 4mm Wide x 51mm ID - Pack of 25 4 mm 51 mm 59 mm
$14.70 / pack of 25
Buna-N O-Ring - 4mm Wide x 51mm ID - Pack of 25
Buna-N O-Ring - 4mm Wide x 51mm ID - Pack of 25
Brand USA Sealing
Item # AA1583
Mfr. Model # ZUSAH4X51
View Product Details
Price
$14.70 / pack of 25

Estimated to ship Fri. Jun 20
Buna-N O-Ring - 4.5mm Wide x 51mm ID - Pack of 2 4.5 mm 51 mm 60 mm
$7.13 / pack of 2
Buna-N O-Ring - 4.5mm Wide x 51mm ID - Pack of 2
Buna-N O-Ring - 4.5mm Wide x 51mm ID - Pack of 2
Brand USA Sealing
Item # AA1726
Mfr. Model # ZUSAH4.5X51
View Product Details
Price
$7.13 / pack of 2

5 units in stock. Estimated to ship Mon. May 12 Need more? Estimated to ship Fri. Jun 20
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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. 4 mm 1 item
  6. 4.5 mm 1 item
Inner Diameter - Actual
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  2. 0.208" 1 item
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Outer Diameter - Actual
  1. 54 mm 1 item
  2. 55 mm 1 item
  3. 56 mm 1 item
  4. 57 mm 1 item
  5. 59 mm 1 item
  6. 60 mm 1 item