Buna-N O-Rings
116
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 - 2.5mm Wide x 4mm ID - Pack of 100 | 2.5 mm | 4 mm | 9 mm |
$9.20
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pack of 100
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Buna-N O-Ring - 2.5mm Wide x 4mm ID - Pack of 100
Brand USA Sealing
Item # AA0912
Mfr. Model # ZUSAH2.5X4
Price
$9.20
/
pack of 100
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 5mm ID - Pack of 100 | 2.5 mm | 5 mm | 10 mm |
$9.15
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 5mm ID - Pack of 100
Brand USA Sealing
Item # AA0913
Mfr. Model # ZUSAH2.5X5
Price
$9.15
/
pack of 100
126 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 - 2.5mm Wide x 6mm ID - Pack of 100 | 2.5 mm | 6 mm | 11 mm |
$9.28
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 6mm ID - Pack of 100
Brand USA Sealing
Item # AA0914
Mfr. Model # ZUSAH2.5X6
Price
$9.28
/
pack of 100
9 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 - 2.5mm Wide x 6.5mm ID - Pack of 50 | 2.5 mm | 6.5 mm | 11.5 mm |
$12.18
/
pack of 50
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Buna-N O-Ring - 2.5mm Wide x 6.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0915
Mfr. Model # ZUSAH2.5X6.5
Price
$12.18
/
pack of 50
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 7mm ID - Pack of 100 | 2.5 mm | 7 mm | 12 mm |
$9.48
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 7mm ID - Pack of 100
Brand USA Sealing
Item # AA0916
Mfr. Model # ZUSAH2.5X7
Price
$9.48
/
pack of 100
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 7.5mm ID - Pack of 50 | 2.5 mm | 7.5 mm | 12.5 mm |
$9.43
/
pack of 50
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Buna-N O-Ring - 2.5mm Wide x 7.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0917
Mfr. Model # ZUSAH2.5X7.5
Price
$9.43
/
pack of 50
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 8mm ID - Pack of 100 | 2.5 mm | 8 mm | 13 mm |
$9.60
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 8mm ID - Pack of 100
Brand USA Sealing
Item # AA0918
Mfr. Model # ZUSAH2.5X8
Price
$9.60
/
pack of 100
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 - 2.5mm Wide x 8.5mm ID - Pack of 50 | 2.5 mm | 8.5 mm | 13.5 mm |
$7.33
/
pack of 50
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Buna-N O-Ring - 2.5mm Wide x 8.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0919
Mfr. Model # ZUSAH2.5X8.5
Price
$7.33
/
pack of 50
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 9mm ID - Pack of 100 | 2.5 mm | 9 mm | 14 mm |
$10.08
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 9mm ID - Pack of 100
Brand USA Sealing
Item # AA0920
Mfr. Model # ZUSAH2.5X9
Price
$10.08
/
pack of 100
310 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 - 2.5mm Wide x 9.5mm ID - Pack of 25 | 2.5 mm | 9.5 mm | 14.5 mm |
$5.40
/
pack of 25
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Buna-N O-Ring - 2.5mm Wide x 9.5mm ID - Pack of 25
Brand USA Sealing
Item # AA0921
Mfr. Model # ZUSAH2.5X9.5
Price
$5.40
/
pack of 25
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 10mm ID - Pack of 100 | 2.5 mm | 10 mm | 15 mm |
$8.58
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 10mm ID - Pack of 100
Brand USA Sealing
Item # AA0922
Mfr. Model # ZUSAH2.5X10
Price
$8.58
/
pack of 100
124 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 - 2.5mm Wide x 10.5mm ID - Pack of 10 | 2.5 mm | 10.5 mm | 15.5 mm |
$9.25
/
pack of 10
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Buna-N O-Ring - 2.5mm Wide x 10.5mm ID - Pack of 10
Brand USA Sealing
Item # AA0923
Mfr. Model # ZUSAH2.5X10.5
Price
$9.25
/
pack of 10
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 11mm ID - Pack of 100 | 2.5 mm | 11 mm | 16 mm |
$9.58
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 11mm ID - Pack of 100
Brand USA Sealing
Item # AA0924
Mfr. Model # ZUSAH2.5X11
Price
$9.58
/
pack of 100
258 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 - 2.5mm Wide x 11.5mm ID - Pack of 50 | 2.5 mm | 11.5 mm | 16.5 mm |
$6.78
/
pack of 50
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Buna-N O-Ring - 2.5mm Wide x 11.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0925
Mfr. Model # ZUSAH2.5X11.5
Price
$6.78
/
pack of 50
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 12mm ID - Pack of 100 | 2.5 mm | 12 mm | 17 mm |
$9.93
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 12mm ID - Pack of 100
Brand USA Sealing
Item # AA0926
Mfr. Model # ZUSAH2.5X12
Price
$9.93
/
pack of 100
434 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 - 2.5mm Wide x 12.5mm ID - Pack of 50 | 2.5 mm | 12.5 mm | 17.5 mm |
$9.83
/
pack of 50
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Buna-N O-Ring - 2.5mm Wide x 12.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0927
Mfr. Model # ZUSAH2.5X12.5
Price
$9.83
/
pack of 50
22 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 - 2.5mm Wide x 13mm ID - Pack of 100 | 2.5 mm | 13 mm | 18 mm |
$10.30
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 13mm ID - Pack of 100
Brand USA Sealing
Item # AA0928
Mfr. Model # ZUSAH2.5X13
Price
$10.30
/
pack of 100
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 13.5mm ID - Pack of 50 | 2.5 mm | 13.5 mm | 18.5 mm |
$8.53
/
pack of 50
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Buna-N O-Ring - 2.5mm Wide x 13.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0929
Mfr. Model # ZUSAH2.5X13.5
Price
$8.53
/
pack of 50
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 14mm ID - Pack of 100 | 2.5 mm | 14 mm | 19 mm |
$10.33
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 14mm ID - Pack of 100
Brand USA Sealing
Item # AA0930
Mfr. Model # ZUSAH2.5X14
Price
$10.33
/
pack of 100
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 - 2.5mm Wide x 15mm ID - Pack of 100 | 2.5 mm | 15 mm | 20 mm |
$11.13
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 15mm ID - Pack of 100
Brand USA Sealing
Item # AA0931
Mfr. Model # ZUSAH2.5X15
Price
$11.13
/
pack of 100
175 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 - 2.5mm Wide x 15.5mm ID - Pack of 25 | 2.5 mm | 15.5 mm | 20.5 mm |
$6.45
/
pack of 25
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Buna-N O-Ring - 2.5mm Wide x 15.5mm ID - Pack of 25
Brand USA Sealing
Item # AA0932
Mfr. Model # ZUSAH2.5X15.5
Price
$6.45
/
pack of 25
423 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 - 2.5mm Wide x 16mm ID - Pack of 100 | 2.5 mm | 16 mm | 21 mm |
$11.23
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 16mm ID - Pack of 100
Brand USA Sealing
Item # AA0933
Mfr. Model # ZUSAH2.5X16
Price
$11.23
/
pack of 100
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 - 2.5mm Wide x 16.5mm ID - Pack of 50 | 2.5 mm | 16.5 mm | 21.5 mm |
$8.38
/
pack of 50
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Buna-N O-Ring - 2.5mm Wide x 16.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0934
Mfr. Model # ZUSAH2.5X16.5
Price
$8.38
/
pack of 50
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 17mm ID - Pack of 100 | 2.5 mm | 17 mm | 22 mm |
$11.30
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 17mm ID - Pack of 100
Brand USA Sealing
Item # AA0935
Mfr. Model # ZUSAH2.5X17
Price
$11.30
/
pack of 100
198 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 - 2.5mm Wide x 17.5mm ID - Pack of 50 | 2.5 mm | 17.5 mm | 22.5 mm |
$7.85
/
pack of 50
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Buna-N O-Ring - 2.5mm Wide x 17.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0936
Mfr. Model # ZUSAH2.5X17.5
Price
$7.85
/
pack of 50
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 18mm ID - Pack of 100 | 2.5 mm | 18 mm | 23 mm |
$13.50
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 18mm ID - Pack of 100
Brand USA Sealing
Item # AA0937
Mfr. Model # ZUSAH2.5X18
Price
$13.50
/
pack of 100
210 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Sep 12
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Buna-N O-Ring - 2.5mm Wide x 18.5mm ID - Pack of 50 | 2.5 mm | 18.5 mm | 23.5 mm |
$9.10
/
pack of 50
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Buna-N O-Ring - 2.5mm Wide x 18.5mm ID - Pack of 50
Brand USA Sealing
Item # AA0938
Mfr. Model # ZUSAH2.5X18.5
Price
$9.10
/
pack of 50
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 - 2.5mm Wide x 19mm ID - Pack of 100 | 2.5 mm | 19 mm | 24 mm |
$13.38
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 19mm ID - Pack of 100
Brand USA Sealing
Item # AA0939
Mfr. Model # ZUSAH2.5X19
Price
$13.38
/
pack of 100
274 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 - 2.5mm Wide x 19.5mm ID - Pack of 25 | 2.5 mm | 19.5 mm | 24.5 mm |
$7.23
/
pack of 25
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Buna-N O-Ring - 2.5mm Wide x 19.5mm ID - Pack of 25
Brand USA Sealing
Item # AA0940
Mfr. Model # ZUSAH2.5X19.5
Price
$7.23
/
pack of 25
Estimated to ship Fri. Jun 20
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Buna-N O-Ring - 2.5mm Wide x 20mm ID - Pack of 100 | 2.5 mm | 20 mm | 25 mm |
$13.48
/
pack of 100
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Buna-N O-Ring - 2.5mm Wide x 20mm ID - Pack of 100
Brand USA Sealing
Item # AA0941
Mfr. Model # ZUSAH2.5X20
Price
$13.48
/
pack of 100
225 units in stock. Estimated to ship Mon. May 12
Need more? Estimated to ship Fri. Jun 20
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