Buna-N O-Rings
79
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 |
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Buna-N O-Ring - 5.3mm Wide x 40mm ID - Pack of 10 | 5.3 mm | 40 mm | 50.6 mm |
$11.28
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pack of 10
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Buna-N O-Ring - 5.3mm Wide x 40mm ID - Pack of 10
Brand USA Sealing
Item # AA1879
Mfr. Model # ZUSAH5.3X40
Price
$11.28
/
pack of 10
21 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 5.3mm Wide x 41.2mm ID - Pack of 10 | 5.3 mm | 41.2 mm | 51.8 mm |
$11.50
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pack of 10
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Buna-N O-Ring - 5.3mm Wide x 41.2mm ID - Pack of 10
Brand USA Sealing
Item # AA1880
Mfr. Model # ZUSAH5.3X41.2
Price
$11.50
/
pack of 10
20 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 5.3mm Wide x 42.5mm ID - Pack of 10 | 5.3 mm | 42.5 mm | 53.1 mm |
$11.70
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pack of 10
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Buna-N O-Ring - 5.3mm Wide x 42.5mm ID - Pack of 10
Brand USA Sealing
Item # AA1881
Mfr. Model # ZUSAH5.3X42.5
Price
$11.70
/
pack of 10
21 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 43.7mm ID - Pack of 10 | 5.3 mm | 43.7 mm | 54.3 mm |
$11.85
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pack of 10
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Buna-N O-Ring - 5.3mm Wide x 43.7mm ID - Pack of 10
Brand USA Sealing
Item # AA1882
Mfr. Model # ZUSAH5.3X43.7
Price
$11.85
/
pack of 10
2 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 5.3mm Wide x 45mm ID - Pack of 10 | 5.3 mm | 45 mm | 55.6 mm |
$12.08
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pack of 10
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Buna-N O-Ring - 5.3mm Wide x 45mm ID - Pack of 10
Brand USA Sealing
Item # AA1883
Mfr. Model # ZUSAH5.3X45
Price
$12.08
/
pack of 10
5 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 46.2mm ID - Pack of 10 | 5.3 mm | 46.2 mm | 56.8 mm |
$12.15
/
pack of 10
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Buna-N O-Ring - 5.3mm Wide x 46.2mm ID - Pack of 10
Brand USA Sealing
Item # AA1884
Mfr. Model # ZUSAH5.3X46.2
Price
$12.15
/
pack of 10
3 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 47.5mm ID - Pack of 5 | 5.3 mm | 47.5 mm | 58.1 mm |
$8.23
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 47.5mm ID - Pack of 5
Brand USA Sealing
Item # AA1885
Mfr. Model # ZUSAH5.3X47.5
Price
$8.23
/
pack of 5
13 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 48.7mm ID - Pack of 5 | 5.3 mm | 48.7 mm | 59.3 mm |
$8.38
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 48.7mm ID - Pack of 5
Brand USA Sealing
Item # AA1886
Mfr. Model # ZUSAH5.3X48.7
Price
$8.38
/
pack of 5
33 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 50mm ID - Pack of 5 | 5.3 mm | 50 mm | 60.6 mm |
$8.58
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 50mm ID - Pack of 5
Brand USA Sealing
Item # AA1887
Mfr. Model # ZUSAH5.3X50
Price
$8.58
/
pack of 5
5 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 51.5mm ID - Pack of 5 | 5.3 mm | 51.5 mm | 62.1 mm |
$8.63
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 51.5mm ID - Pack of 5
Brand USA Sealing
Item # AA1888
Mfr. Model # ZUSAH5.3X51.5
Price
$8.63
/
pack of 5
21 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 53mm ID - Pack of 5 | 5.3 mm | 53 mm | 63.6 mm |
$8.75
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 53mm ID - Pack of 5
Brand USA Sealing
Item # AA1889
Mfr. Model # ZUSAH5.3X53
Price
$8.75
/
pack of 5
18 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 54.5mm ID - Pack of 5 | 5.3 mm | 54.5 mm | 65.1 mm |
$8.95
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 54.5mm ID - Pack of 5
Brand USA Sealing
Item # AA1890
Mfr. Model # ZUSAH5.3X54.5
Price
$8.95
/
pack of 5
6 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 56mm ID - Pack of 5 | 5.3 mm | 56 mm | 66.6 mm |
$9.18
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 56mm ID - Pack of 5
Brand USA Sealing
Item # AA1891
Mfr. Model # ZUSAH5.3X56
Price
$9.18
/
pack of 5
24 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 58mm ID - Pack of 5 | 5.3 mm | 58 mm | 68.6 mm |
$9.40
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 58mm ID - Pack of 5
Brand USA Sealing
Item # AA1892
Mfr. Model # ZUSAH5.3X58
Price
$9.40
/
pack of 5
17 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 60mm ID - Pack of 5 | 5.3 mm | 60 mm | 70.6 mm |
$9.50
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 60mm ID - Pack of 5
Brand USA Sealing
Item # AA1893
Mfr. Model # ZUSAH5.3X60
Price
$9.50
/
pack of 5
1 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 61.5mm ID - Pack of 5 | 5.3 mm | 61.5 mm | 72.1 mm |
$9.65
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 61.5mm ID - Pack of 5
Brand USA Sealing
Item # AA1894
Mfr. Model # ZUSAH5.3X61.5
Price
$9.65
/
pack of 5
40 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 63mm ID - Pack of 5 | 5.3 mm | 63 mm | 73.6 mm |
$9.93
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 63mm ID - Pack of 5
Brand USA Sealing
Item # AA1895
Mfr. Model # ZUSAH5.3X63
Price
$9.93
/
pack of 5
64 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 65mm ID - Pack of 5 | 5.3 mm | 65 mm | 75.6 mm |
$10.20
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 65mm ID - Pack of 5
Brand USA Sealing
Item # AA1896
Mfr. Model # ZUSAH5.3X65
Price
$10.20
/
pack of 5
2 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 67mm ID - Pack of 5 | 5.3 mm | 67 mm | 77.6 mm |
$10.45
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 67mm ID - Pack of 5
Brand USA Sealing
Item # AA1897
Mfr. Model # ZUSAH5.3X67
Price
$10.45
/
pack of 5
27 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 69mm ID - Pack of 5 | 5.3 mm | 69 mm | 79.6 mm |
$10.78
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 69mm ID - Pack of 5
Brand USA Sealing
Item # AA1898
Mfr. Model # ZUSAH5.3X69
Price
$10.78
/
pack of 5
25 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 71mm ID - Pack of 5 | 5.3 mm | 71 mm | 81.6 mm |
$11.20
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 71mm ID - Pack of 5
Brand USA Sealing
Item # AA1899
Mfr. Model # ZUSAH5.3X71
Price
$11.20
/
pack of 5
16 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 73mm ID - Pack of 5 | 5.3 mm | 73 mm | 83.6 mm |
$11.28
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 73mm ID - Pack of 5
Brand USA Sealing
Item # AA1900
Mfr. Model # ZUSAH5.3X73
Price
$11.28
/
pack of 5
15 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 75mm ID - Pack of 5 | 5.3 mm | 75 mm | 85.6 mm |
$11.38
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 75mm ID - Pack of 5
Brand USA Sealing
Item # AA1901
Mfr. Model # ZUSAH5.3X75
Price
$11.38
/
pack of 5
14 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 77.5mm ID - Pack of 5 | 5.3 mm | 77.5 mm | 88.1 mm |
$11.80
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 77.5mm ID - Pack of 5
Brand USA Sealing
Item # AA1902
Mfr. Model # ZUSAH5.3X77.5
Price
$11.80
/
pack of 5
27 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 80mm ID - Pack of 5 | 5.3 mm | 80 mm | 90.6 mm |
$11.83
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 80mm ID - Pack of 5
Brand USA Sealing
Item # AA1903
Mfr. Model # ZUSAH5.3X80
Price
$11.83
/
pack of 5
5 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 82.5mm ID - Pack of 5 | 5.3 mm | 82.5 mm | 93.1 mm |
$12.08
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 82.5mm ID - Pack of 5
Brand USA Sealing
Item # AA1904
Mfr. Model # ZUSAH5.3X82.5
Price
$12.08
/
pack of 5
16 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 85mm ID - Pack of 5 | 5.3 mm | 85 mm | 95.6 mm |
$12.23
/
pack of 5
|
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Buna-N O-Ring - 5.3mm Wide x 85mm ID - Pack of 5
Brand USA Sealing
Item # AA1905
Mfr. Model # ZUSAH5.3X85
Price
$12.23
/
pack of 5
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 5.3mm Wide x 87.5mm ID - Pack of 2 | 5.3 mm | 87.5 mm | 98.1 mm |
$7.38
/
pack of 2
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Buna-N O-Ring - 5.3mm Wide x 87.5mm ID - Pack of 2
Brand USA Sealing
Item # AA1906
Mfr. Model # ZUSAH5.3X87.5
Price
$7.38
/
pack of 2
29 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 90mm ID - Pack of 5 | 5.3 mm | 90 mm | 100.6 mm |
$10.73
/
pack of 5
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Buna-N O-Ring - 5.3mm Wide x 90mm ID - Pack of 5
Brand USA Sealing
Item # AA1907
Mfr. Model # ZUSAH5.3X90
Price
$10.73
/
pack of 5
Estimated to ship Fri. Jun 20
|
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Buna-N O-Ring - 5.3mm Wide x 92.5mm ID - Pack of 2 | 5.3 mm | 92.5 mm | 103.1 mm |
$7.53
/
pack of 2
|
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Buna-N O-Ring - 5.3mm Wide x 92.5mm ID - Pack of 2
Brand USA Sealing
Item # AA1908
Mfr. Model # ZUSAH5.3X92.5
Price
$7.53
/
pack of 2
1 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|