OneMonroe’s JIS BUNA O-Rings offer superior sealing solutions for various industrial applications, ensuring top-notch reliability and performance in demanding environments. Designed to meet the Japanese Industrial Standards (JIS), these O-rings are manufactured from high-quality BUNA-N (Nitrile) material, known for its exceptional resistance to oils, fuels, and various other chemicals. The precise engineering and careful selection of materials make these O-rings ideal for industries requiring secure seals in automotive, marine, hydraulic, and manufacturing sectors. With a focus on both performance and durability, OneMonroe’s JIS BUNA O-Rings are the perfect choice for applications where robust, long-lasting sealing is essential.
At OneMonroe, quality and consistency are paramount in every product we offer. Our JIS BUNA O-Rings undergo stringent testing and quality assurance procedures to ensure they meet both international standards and the high expectations of our customers. The BUNA-N material used in these O-rings is specially selected for its resilience in extreme temperatures and high-pressure conditions, providing dependable performance in both hot and cold environments. Additionally, OneMonroe’s comprehensive inventory allows us to supply various sizes and specifications of JIS BUNA O-Rings, accommodating both common and unique sealing requirements with ease.
Choosing OneMonroe means selecting a trusted partner in sealing solutions, backed by years of expertise and commitment to excellence. Our JIS BUNA O-Rings provide not only the assurance of high-quality materials but also the peace of mind that comes from using a product engineered for precision and durability. With fast delivery options and a responsive customer support team, OneMonroe is dedicated to providing the best in industrial sealing technology to keep your operations running smoothly and efficiently. Trust OneMonroe’s JIS BUNA O-Rings for a sealing solution that delivers reliable results every time.
For more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart.
Item # |
IntegrationID |
Type |
Material |
Cross Section Width |
Durometer |
Inside Diameter |
CSW Tolerance |
ID Tolerance |
JIS Number |
O-Ring Industries |
Quantity |
---|---|---|---|---|---|---|---|---|---|---|---|
G25 B-70 |
N/A 178231 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.122 in3.10 mm | N/A 70 | N/A 24.40 mm0.961 in | N/A 0.004 in0.10 mm | N/A 0.006 in0.15 mm | N/A G-25 | N/A O-rings are used in the military defense and agriculture industries. | |
G25 B-90 |
N/A 178232 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.122 in3.10 mm | N/A 90 | N/A 24.40 mm0.961 in | N/A 0.004 in0.10 mm | N/A 0.006 in0.15 mm | N/A G-25 | N/A O-rings are used in the military defense and agriculture industries. | |
G250 B-70 |
N/A 178233 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 70 | N/A 249.3 mm9.815 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-250 | N/A O-rings are used in the military defense and agriculture industries. | |
G250 B-90 |
N/A 178234 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 90 | N/A 249.3 mm9.815 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-250 | N/A O-rings are used in the military defense and agriculture industries. | |
G255 B-70 |
N/A 178235 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 70 | N/A 254.3 mm10.012 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-255 | N/A O-rings are used in the military defense and agriculture industries. | |
G255 B-90 |
N/A 178236 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 90 | N/A 254.3 mm10.012 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-255 | N/A O-rings are used in the military defense and agriculture industries.v | |
G260 B-70 |
N/A 178237 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 70 | N/A 259.3 mm10.209 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-260 | N/A O-rings are used in the military defense and agriculture industries. | |
G260 B-90 |
N/A 178238 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 90 | N/A 259.3 mm10.209 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-260 | N/A O-rings are used in the military defense and agriculture industries. | |
G270 B-70 |
N/A 178239 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 70 | N/A 269.3 mm10.602 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-270 | N/A O-rings are used in the military defense and agriculture industries. | |
G270 B-90 |
N/A 178240 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 90 | N/A 269.3 mm10.602 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-270 | N/A O-rings are used in the military defense and agriculture industries. | |
G280 B-70 |
N/A 178241 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 70 | N/A 279.30 mm10.996 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-280 | N/A O-rings are used in the military defense and agriculture industries. | |
G280 B-90 |
N/A 178242 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 90 | N/A 279.30 mm10.996 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-280 | N/A O-rings are used in the military defense and agriculture industries. | |
G290 B-70 |
N/A 178243 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 70 | N/A 289.30 mm11.390 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-290 | N/A O-rings are used in the military defense and agriculture industries. | |
G290 B-90 |
N/A 178244 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 90 | N/A 289.30 mm11.390 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-290 | N/A O-rings are used in the military defense and agriculture industries. | |
G30 B-70 |
N/A 178245 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.122 in3.10 mm | N/A 70 | N/A 29.40 mm1.157 in | N/A 0.004 in0.10 mm | N/A 0.006 in0.15 mm | N/A G-30 | N/A O-rings are used in the military defense and agriculture industries. | |
G30 B-90 |
N/A 178246 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.122 in3.10 mm | N/A 90 | N/A 29.40 mm1.157 in | N/A 0.004 in0.10 mm | N/A 0.006 in0.15 mm | N/A G-30 | N/A O-rings are used in the military defense and agriculture industries.v | |
G300 B-70 |
N/A 178247 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 70 | N/A 299.30 mm11.783 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-300 | N/A O-rings are used in the military defense and agriculture industries. | |
G300 B-90 |
N/A 178248 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.224 in5.70 mm | N/A 90 | N/A 299.30 mm11.783 in | N/A 0.006 in0.15 mm | N/A 0.031 in0.80 mm | N/A G-300 | N/A O-rings are used in the military defense and agriculture industries. | |
G35 B-70 |
N/A 178249 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.122 in3.10 mm | N/A 70 | N/A 34.40 mm1.354 in | N/A 0.004 in0.10 mm | N/A 0.006 in0.15 mm | N/A G-35 | N/A O-rings are used in the military defense and agriculture industries. | |
G35 B-90 |
N/A 178250 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.122 in3.10 mm | N/A 90 | N/A 34.40 mm1.354 in | N/A 0.004 in0.10 mm | N/A 0.006 in0.15 mm | N/A G-35 | N/A O-rings are used in the military defense and agriculture industries. | |
G40 B-70 |
N/A 178251 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.122 in3.10 mm | N/A 70 | N/A 39.40 mm1.551 in | N/A 0.004 in0.10 mm | N/A 0.006 in0.15 mm | N/A G-40 | N/A O-rings are used in the military defense and agriculture industries. | |
G40 B-90 |
N/A 178252 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.122 in3.10 mm | N/A 90 | N/A 39.40 mm1.551 in | N/A 0.004 in0.10 mm | N/A 0.006 in0.15 mm | N/A G-40 | N/A O-rings are used in the military defense and agriculture industries. | |
G45 B-70 |
N/A 178253 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.122 in3.10 mm | N/A 70 | N/A 44.40 mm1.748 in | N/A 0.004 in0.10 mm | N/A 0.01 in0.25 mm | N/A G-45 | N/A O-rings are used in the military defense and agriculture industries. | |
G45 B-90 |
N/A 178254 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.122 in3.10 mm | N/A 90 | N/A 44.40 mm1.748 in | N/A 0.004 in0.10 mm | N/A 0.01 in0.25 mm | N/A G-45 | N/A O-rings are used in the military defense and agriculture industries. | |
G50 B-70 |
N/A 178255 |
N/A JIS Standard O-Ring | N/A Buna | N/A 0.122 in3.10 mm | N/A 70 | N/A 49.40 mm1.945 in | N/A 0.004 in0.10 mm | N/A 0.01 in0.25 mm | N/A G-50 | N/A O-rings are used in the military defense and agriculture industries. |