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Buna-N O-Rings

3 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 - 4mm Wide x 345mm ID - Pack of 1 4 mm 345 mm 353 mm
$9.58 / each
Buna-N O-Ring - 4mm Wide x 345mm ID - Pack of 1
Buna-N O-Ring - 4mm Wide x 345mm ID - Pack of 1
Brand USA Sealing
Item # AA1699
Mfr. Model # ZUSAH4X345
View Product Details
$9.58 / each

Expected to ship Wed. May 01
Buna-N O-Ring - 5.3mm Wide x 345mm ID - Pack of 1 5.3 mm 345 mm 355.6 mm
$12.43 / each
Buna-N O-Ring - 5.3mm Wide x 345mm ID - Pack of 1
Buna-N O-Ring - 5.3mm Wide x 345mm ID - Pack of 1
Brand USA Sealing
Item # AA1952
Mfr. Model # ZUSAH5.3X345
View Product Details
$12.43 / each

Expected to ship Wed. May 01
Buna-N O-Ring - 7mm Wide x 345mm ID - Pack of 1 7 mm 345 mm 359 mm
$14.70 / each
Buna-N O-Ring - 7mm Wide x 345mm ID - Pack of 1
Buna-N O-Ring - 7mm Wide x 345mm ID - Pack of 1
Brand USA Sealing
Item # AA2107
Mfr. Model # ZUSAH7X345
View Product Details
$14.70 / each

Expected to ship Wed. May 01
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  1. Inner Diameter - Actual
    345 mm
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Cross Section - Actual
  1. 4 mm 1 item
  2. 5.3 mm 1 item
  3. 7 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
  7. 0.239" 1 item
  8. 0.296" 1 item
  9. 0.299" 2 items
  10. 0.412" 2 items
  11. 0.421" 2 items
  12. 0.475" 2 items
  13. 0.484" 2 items
  14. 0.537" 2 items
  15. 0.546" 2 items
  16. 0.609" 2 items
  17. 0.612" 1 item
  18. 0.662" 2 items
  19. 0.671" 2 items
  20. 0.674" 1 item
  21. 0.676" 1 item
  22. 0.725" 2 items
  23. 0.787" 2 items
  24. 0.799" 1 item
  25. 0.864" 1 item
  26. 0.912" 2 items
  27. 0.926" 1 item
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  29. 0.989" 2 items
  30. 1.037" 2 items
  31. 1.049" 1 item
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  39. 1.225" 2 items
  40. 1.234" 1 item
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  42. 1.239" 2 items
  43. 1.287" 2 items
  44. 1.296" 1 item
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  56. 2.05" 1 item
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  59. 2.35" 2 items
  60. 2.475" 2 items
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  62. 2.612" 1 item
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  69. 3.225" 2 items
  70. 3.35" 2 items
  71. 3.475" 2 items
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  74. 3.725" 2 items
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  76. 3.85" 2 items
  77. 3.975" 2 items
  78. 3.987" 1 item
  79. 4.1" 2 items
  80. 4.225" 2 items
  81. 4.35" 2 items
  82. 4.359" 1 item
  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
  88. 4.85" 2 items
  89. 4.975" 2 items
  90. 4.984" 1 item
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  92. 5.1" 2 items
  93. 5.225" 2 items
  94. 5.239" 1 item
  95. 5.35" 2 items
  96. 5.359" 1 item
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  110. 7.475" 3 items
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  116. 9.234" 1 item
  117. 9.475" 2 items
  118. 9.487" 1 item
  119. 9.975" 2 items
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  123. 11.475" 2 items
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  139. 1.25 mm 1 item
  140. 1.8 mm 4 items
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  290. 48.7 mm 2 items
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  471. 279.3 mm 1 item
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  475. 289.3 mm 1 item
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  497. 399.5 mm 1 item
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  499. 487 mm 1 item
  500. 630 mm 1 item
Outer Diameter - Actual
  1. 353 mm 1 item
  2. 355.6 mm 1 item
  3. 359 mm 1 item