Buna-N O-Rings
60
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 - 3.55mm Wide x 18mm ID - Pack of 25 | 3.55 mm | 18 mm | 25.1 mm |
$7.98
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pack of 25
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Buna-N O-Ring - 3.55mm Wide x 18mm ID - Pack of 25
Brand USA Sealing
Item # AA1470
Mfr. Model # ZUSAH3.55X18
Price
$7.98
/
pack of 25
26 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 - 3.55mm Wide x 19mm ID - Pack of 25 | 3.55 mm | 19 mm | 26.1 mm |
$8.28
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pack of 25
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Buna-N O-Ring - 3.55mm Wide x 19mm ID - Pack of 25
Brand USA Sealing
Item # AA1471
Mfr. Model # ZUSAH3.55X19
Price
$8.28
/
pack of 25
56 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 - 3.55mm Wide x 20mm ID - Pack of 25 | 3.55 mm | 20 mm | 27.1 mm |
$8.50
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 20mm ID - Pack of 25
Brand USA Sealing
Item # AA1472
Mfr. Model # ZUSAH3.55X20
Price
$8.50
/
pack of 25
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 - 3.55mm Wide x 21.2mm ID - Pack of 25 | 3.55 mm | 21.2 mm | 28.3 mm |
$8.80
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 21.2mm ID - Pack of 25
Brand USA Sealing
Item # AA1473
Mfr. Model # ZUSAH3.55X21.2
Price
$8.80
/
pack of 25
47 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 - 3.55mm Wide x 22.4mm ID - Pack of 25 | 3.55 mm | 22.4 mm | 29.5 mm |
$8.90
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pack of 25
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Buna-N O-Ring - 3.55mm Wide x 22.4mm ID - Pack of 25
Brand USA Sealing
Item # AA1474
Mfr. Model # ZUSAH3.55X22.4
Price
$8.90
/
pack of 25
30 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 - 3.55mm Wide x 23.6mm ID - Pack of 25 | 3.55 mm | 23.6 mm | 30.7 mm |
$9.35
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 23.6mm ID - Pack of 25
Brand USA Sealing
Item # AA1475
Mfr. Model # ZUSAH3.55X23.6
Price
$9.35
/
pack of 25
23 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 - 3.55mm Wide x 25mm ID - Pack of 25 | 3.55 mm | 25 mm | 32.1 mm |
$9.68
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 25mm ID - Pack of 25
Brand USA Sealing
Item # AA1476
Mfr. Model # ZUSAH3.55X25
Price
$9.68
/
pack of 25
38 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 - 3.55mm Wide x 26.5mm ID - Pack of 25 | 3.55 mm | 26.5 mm | 33.6 mm |
$10.10
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 26.5mm ID - Pack of 25
Brand USA Sealing
Item # AA1477
Mfr. Model # ZUSAH3.55X26.5
Price
$10.10
/
pack of 25
7 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 - 3.55mm Wide x 28mm ID - Pack of 25 | 3.55 mm | 28 mm | 35.1 mm |
$10.40
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 28mm ID - Pack of 25
Brand USA Sealing
Item # AA1478
Mfr. Model # ZUSAH3.55X28
Price
$10.40
/
pack of 25
8 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 - 3.55mm Wide x 30mm ID - Pack of 25 | 3.55 mm | 30 mm | 37.1 mm |
$11.13
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 30mm ID - Pack of 25
Brand USA Sealing
Item # AA1479
Mfr. Model # ZUSAH3.55X30
Price
$11.13
/
pack of 25
19 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 - 3.55mm Wide x 31.5mm ID - Pack of 25 | 3.55 mm | 31.5 mm | 38.6 mm |
$11.30
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 31.5mm ID - Pack of 25
Brand USA Sealing
Item # AA1480
Mfr. Model # ZUSAH3.55X31.5
Price
$11.30
/
pack of 25
30 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 - 3.55mm Wide x 32.5mm ID - Pack of 25 | 3.55 mm | 32.5 mm | 39.6 mm |
$11.45
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 32.5mm ID - Pack of 25
Brand USA Sealing
Item # AA1481
Mfr. Model # ZUSAH3.55X32.5
Price
$11.45
/
pack of 25
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 - 3.55mm Wide x 33.5mm ID - Pack of 25 | 3.55 mm | 33.5 mm | 40.6 mm |
$11.65
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 33.5mm ID - Pack of 25
Brand USA Sealing
Item # AA1482
Mfr. Model # ZUSAH3.55X33.5
Price
$11.65
/
pack of 25
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 - 3.55mm Wide x 34.5mm ID - Pack of 25 | 3.55 mm | 34.5 mm | 41.6 mm |
$11.85
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 34.5mm ID - Pack of 25
Brand USA Sealing
Item # AA1483
Mfr. Model # ZUSAH3.55X34.5
Price
$11.85
/
pack of 25
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 - 3.55mm Wide x 35.5mm ID - Pack of 25 | 3.55 mm | 35.5 mm | 42.6 mm |
$12.18
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 35.5mm ID - Pack of 25
Brand USA Sealing
Item # AA1484
Mfr. Model # ZUSAH3.55X35.5
Price
$12.18
/
pack of 25
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 - 3.55mm Wide x 36.5mm ID - Pack of 25 | 3.55 mm | 36.5 mm | 43.6 mm |
$12.35
/
pack of 25
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Buna-N O-Ring - 3.55mm Wide x 36.5mm ID - Pack of 25
Brand USA Sealing
Item # AA1485
Mfr. Model # ZUSAH3.55X36.5
Price
$12.35
/
pack of 25
31 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 - 3.55mm Wide x 40mm ID - Pack of 10 | 3.55 mm | 40 mm | 47.1 mm |
$7.65
/
pack of 10
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Buna-N O-Ring - 3.55mm Wide x 40mm ID - Pack of 10
Brand USA Sealing
Item # AA1486
Mfr. Model # ZUSAH3.55X40
Price
$7.65
/
pack of 10
12 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 - 3.55mm Wide x 41.2mm ID - Pack of 10 | 3.55 mm | 41.2 mm | 48.3 mm |
$7.93
/
pack of 10
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Buna-N O-Ring - 3.55mm Wide x 41.2mm ID - Pack of 10
Brand USA Sealing
Item # AA1487
Mfr. Model # ZUSAH3.55X41.2
Price
$7.93
/
pack of 10
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 - 3.55mm Wide x 42.5mm ID - Pack of 10 | 3.55 mm | 42.5 mm | 49.6 mm |
$8.13
/
pack of 10
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Buna-N O-Ring - 3.55mm Wide x 42.5mm ID - Pack of 10
Brand USA Sealing
Item # AA1488
Mfr. Model # ZUSAH3.55X42.5
Price
$8.13
/
pack of 10
53 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 - 3.55mm Wide x 43.7mm ID - Pack of 10 | 3.55 mm | 43.7 mm | 50.8 mm |
$8.38
/
pack of 10
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Buna-N O-Ring - 3.55mm Wide x 43.7mm ID - Pack of 10
Brand USA Sealing
Item # AA1489
Mfr. Model # ZUSAH3.55X43.7
Price
$8.38
/
pack of 10
10 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 - 3.55mm Wide x 45mm ID - Pack of 10 | 3.55 mm | 45 mm | 52.1 mm |
$8.50
/
pack of 10
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Buna-N O-Ring - 3.55mm Wide x 45mm ID - Pack of 10
Brand USA Sealing
Item # AA1490
Mfr. Model # ZUSAH3.55X45
Price
$8.50
/
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 - 3.55mm Wide x 46.2mm ID - Pack of 10 | 3.55 mm | 46.2 mm | 53.3 mm |
$8.55
/
pack of 10
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Buna-N O-Ring - 3.55mm Wide x 46.2mm ID - Pack of 10
Brand USA Sealing
Item # AA1491
Mfr. Model # ZUSAH3.55X46.2
Price
$8.55
/
pack of 10
7 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 - 3.55mm Wide x 47.5mm ID - Pack of 10 | 3.55 mm | 47.5 mm | 54.6 mm |
$8.63
/
pack of 10
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Buna-N O-Ring - 3.55mm Wide x 47.5mm ID - Pack of 10
Brand USA Sealing
Item # AA1492
Mfr. Model # ZUSAH3.55X47.5
Price
$8.63
/
pack of 10
58 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 - 3.55mm Wide x 50mm ID - Pack of 10 | 3.55 mm | 50 mm | 57.1 mm |
$8.78
/
pack of 10
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Buna-N O-Ring - 3.55mm Wide x 50mm ID - Pack of 10
Brand USA Sealing
Item # AA1493
Mfr. Model # ZUSAH3.55X50
Price
$8.78
/
pack of 10
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 3.55mm Wide x 53mm ID - Pack of 10 | 3.55 mm | 53 mm | 60.1 mm |
$9.35
/
pack of 10
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Buna-N O-Ring - 3.55mm Wide x 53mm ID - Pack of 10
Brand USA Sealing
Item # AA1494
Mfr. Model # ZUSAH3.55X53
Price
$9.35
/
pack of 10
42 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 - 3.55mm Wide x 54.5mm ID - Pack of 10 | 3.55 mm | 54.5 mm | 61.6 mm |
$9.40
/
pack of 10
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Buna-N O-Ring - 3.55mm Wide x 54.5mm ID - Pack of 10
Brand USA Sealing
Item # AA1495
Mfr. Model # ZUSAH3.55X54.5
Price
$9.40
/
pack of 10
38 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 - 3.55mm Wide x 56mm ID - Pack of 10 | 3.55 mm | 56 mm | 63.1 mm |
$9.45
/
pack of 10
|
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Buna-N O-Ring - 3.55mm Wide x 56mm ID - Pack of 10
Brand USA Sealing
Item # AA1496
Mfr. Model # ZUSAH3.55X56
Price
$9.45
/
pack of 10
19 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 - 3.55mm Wide x 58mm ID - Pack of 10 | 3.55 mm | 58 mm | 65.1 mm |
$10.20
/
pack of 10
|
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Buna-N O-Ring - 3.55mm Wide x 58mm ID - Pack of 10
Brand USA Sealing
Item # AA1497
Mfr. Model # ZUSAH3.55X58
Price
$10.20
/
pack of 10
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 - 3.55mm Wide x 60mm ID - Pack of 10 | 3.55 mm | 60 mm | 67.1 mm |
$10.25
/
pack of 10
|
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Buna-N O-Ring - 3.55mm Wide x 60mm ID - Pack of 10
Brand USA Sealing
Item # AA1498
Mfr. Model # ZUSAH3.55X60
Price
$10.25
/
pack of 10
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 - 3.55mm Wide x 61.5mm ID - Pack of 10 | 3.55 mm | 61.5 mm | 68.6 mm |
$10.33
/
pack of 10
|
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Buna-N O-Ring - 3.55mm Wide x 61.5mm ID - Pack of 10
Brand USA Sealing
Item # AA1499
Mfr. Model # ZUSAH3.55X61.5
Price
$10.33
/
pack of 10
13 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
|