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BS Buna O-Rings

 
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OneMonroe BUNA O-Rings are engineered to provide dependable sealing solutions for a wide range of industrial applications. Crafted from high-quality BUNA-N material, also known as Nitrile, these O-rings deliver exceptional resistance to oils, fuels, and various chemicals, making them a top choice for machinery, automotive, and hydraulic systems. Their robust design ensures a reliable seal in both low and high-pressure environments, protecting against leaks, contamination, and wear. Each O-ring is manufactured to precise industry standards, offering a secure fit and lasting performance that businesses can depend on in even the most demanding conditions.

Our selection of BUNA O-rings includes an extensive variety of sizes and specifications, designed to suit a wide array of sealing needs. From small to large diameters, OneMonroe provides O-rings that can be used across multiple industries, including aerospace, manufacturing, and construction. These O-rings are versatile, supporting applications that require excellent abrasion resistance and the ability to perform reliably in temperatures ranging from -40°F to 212°F. OneMonroe BUNA O-Rings are known for their compatibility with petroleum-based fluids and are often the go-to choice for applications involving oil and gas, where durability and flexibility are essential.

OneMonroe is dedicated to delivering high-quality, cost-effective solutions that meet the unique needs of its customers. Our BUNA O-rings undergo rigorous testing and quality control to ensure each product meets strict performance standards. Whether you’re in need of O-rings for maintenance, repair, or original equipment manufacturing, OneMonroe's BUNA O-rings provide a dependable, long-lasting solution. With a commitment to exceptional customer service, Monroe ensures you have access to the precise sealing products you need to keep your operations running smoothly.

For more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart.



   
  Results 51 - 75 of 926 Unit of Measure: Imperial Metric Both  1 2 3 4 5 »  

Item #

Type

Material

Cross Section Width

Durometer

Inside Diameter

CSW Tolerance

BS Number

Product Guides
BS842 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.687 in
68.25 mm 		0.004 in
0.10 mm 		-842 Seal Guides
BS842 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.687 in
68.25 mm 		0.004 in
0.10 mm 		-842 Seal Guides
BS841 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.625 in
66.68 mm 		0.004 in
0.10 mm 		-841 Seal Guides
BS841 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.625 in
66.68 mm 		0.004 in
0.10 mm 		-841 Seal Guides
BS840 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.563 in
65.1 mm 		0.004 in
0.10 mm 		-840 Seal Guides
BS840 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.563 in
65.1 mm 		0.004 in
0.10 mm 		-840 Seal Guides
BS839 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.500 in
63.50 mm 		0.004 in
0.10 mm 		-839 Seal Guides
BS839 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.500 in
63.50 mm 		0.004 in
0.10 mm 		-839 Seal Guides
BS838 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.437 in
61.90 mm 		0.004 in
0.10 mm 		-838 Seal Guides
BS838 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.437 in
61.90 mm 		0.004 in
0.10 mm 		-838 Seal Guides
BS837 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.375 in
60.33 mm 		0.004 in
0.10 mm 		-837 Seal Guides
BS837 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.375 in
60.33 mm 		0.004 in
0.10 mm 		-837 Seal Guides
BS836 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.313 in
58.74 mm 		0.004 in
0.10 mm 		-836 Seal Guides
BS836 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.313 in
58.74 mm 		0.004 in
0.10 mm 		-836 Seal Guides
BS835 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.25 in
57.15 mm 		0.004 in
0.10 mm 		-835 Seal Guides
BS835 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.25 in
57.15 mm 		0.004 in
0.10 mm 		-835 Seal Guides
BS834 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.187 in
55.55 mm 		0.004 in
0.10 mm 		-834 Seal Guides
BS834 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.187 in
55.55 mm 		0.004 in
0.10 mm 		-834 Seal Guides
BS833 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.125 in
53.98 mm 		0.004 in
0.10 mm 		-833 Seal Guides
BS833 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.125 in
53.98 mm 		0.004 in
0.10 mm 		-833 Seal Guides
BS832 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.063 in
52.39 mm 		0.004 in
0.10 mm 		-832 Seal Guides
BS832 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.063 in
52.39 mm 		0.004 in
0.10 mm 		-832 Seal Guides
BS831 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 2.000 in
50.80 mm 		0.004 in
0.10 mm 		-831 Seal Guides
BS831 B-90 BS Standard O-Ring Buna 0.139 in
3.53 mm 		90 2.000 in
50.80 mm 		0.004 in
0.10 mm 		-831 Seal Guides
BS830 B-70 BS Standard O-Ring Buna 0.139 in
3.53 mm 		70 1.937 in
49.20 mm 		0.004 in
0.10 mm 		-830 Seal Guides
  Results 51 - 75 of 926  1 2 3 4 5 »  
Monroe Engineering