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.
Cross Section Width (in)
Cross Section Width (mm)
Durometer
Inside Diameter (mm)
Inside Diameter (in)
                            Item # | 
                        
                            IntegrationID | 
                        
                            Type | 
                        
                            Material | 
                        
                            Cross Section Width | 
                        
                            Durometer | 
                        
                            Inside Diameter | 
                        
                            CSW Tolerance | 
                        
                            ID Tolerance | 
                        
                            JIS Number | 
                        
                            O-Ring Industries | 
                        
                            Product Guides | 
                                                        
|---|---|---|---|---|---|---|---|---|---|---|---|
| G100 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178181  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 70 | Inside Diameter N/A 99.40 mm3.913 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-100 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G100 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178182  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 90 | Inside Diameter N/A 99.40 mm3.913 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-100 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G105 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178183  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 70 | Inside Diameter N/A 104.40 mm4.110 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-105 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G105 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178184  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 90 | Inside Diameter N/A 104.40 mm4.110 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-105 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G110 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178185  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 70 | Inside Diameter N/A 109.40 mm4.307 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-110 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G110 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178186  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 90 | Inside Diameter N/A 109.40 mm4.307 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-110 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G115 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178187  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 70 | Inside Diameter N/A 114.40 mm4.504 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-115 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G115 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178188  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 90 | Inside Diameter N/A 114.40 mm4.504 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-115 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries.v | Product Guides N/A Seal Guides | 
| G120 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178189  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 70 | Inside Diameter N/A 119.40 mm4.701 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-120 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G120 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178190  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 90 | Inside Diameter N/A 119.40 mm4.701 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-120 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G125 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178191  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 70 | Inside Diameter N/A 124.40 mm4.898 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-125 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G125 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178192  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 90 | Inside Diameter N/A 124.40 mm4.898 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.016 in0.40 mm | JIS Number N/A G-125 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G130 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178193  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 70 | Inside Diameter N/A 129.40 mm5.094 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-130 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G130 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178194  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 90 | Inside Diameter N/A 129.40 mm5.094 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-130 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G135 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178195  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 70 | Inside Diameter N/A 134.40 mm5.291 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-135 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G135 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178196  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 90 | Inside Diameter N/A 134.40 mm5.291 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-135 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G140 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178197  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 70 | Inside Diameter N/A 139.40 mm5.488 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-140 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G140 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178198  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 90 | Inside Diameter N/A 139.40 mm5.488 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-140 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G145 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178199  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 70 | Inside Diameter N/A 144.40 mm5.685 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-145 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G145 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178200  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.122 in3.10 mm | Durometer N/A 90 | Inside Diameter N/A 144.40 mm5.685 in | CSW Tolerance N/A 0.004 in0.10 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-145 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries.v | Product Guides N/A Seal Guides | 
| G150 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178201  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.224 in5.70 mm | Durometer N/A 70 | Inside Diameter N/A 149.30 mm5.878 in | CSW Tolerance N/A 0.006 in0.15 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-150 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G150 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178202  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.224 in5.70 mm | Durometer N/A 90 | Inside Diameter N/A 149.30 mm5.878 in | CSW Tolerance N/A 0.006 in0.15 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-150 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G155 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178203  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.224 in5.70 mm | Durometer N/A 70 | Inside Diameter N/A 154.30 mm6.075 in | CSW Tolerance N/A 0.006 in0.15 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-155 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G155 B-90 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178204  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.224 in5.70 mm | Durometer N/A 90 | Inside Diameter N/A 154.30 mm6.075 in | CSW Tolerance N/A 0.006 in0.15 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-155 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
| G160 B-70 | 
                                    
                                        IntegrationID                                                    
 N/A                                                         178205  | 
                                Type N/A JIS Standard O-Ring | Material N/A Buna | Cross Section Width N/A 0.224 in5.70 mm | Durometer N/A 70 | Inside Diameter N/A 159.30 mm6.272 in | CSW Tolerance N/A 0.006 in0.15 mm | ID Tolerance N/A 0.024 in0.60 mm | JIS Number N/A G-160 | O-Ring Industries N/A O-rings are used in the military defense and agriculture industries. | Product Guides N/A Seal Guides | 
 
