• JIS O-Rings

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.

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O-Ring Industries

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.
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.
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.
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.
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.
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
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.
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.
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.
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.
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.
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.
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.
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.
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.
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
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.
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.
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.
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.
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.
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.
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.
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.
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.
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