Oリング(オーリング)N規格の寸法表は、以下のとおりです。N規格は、線径(Oリングの太さ)5.0mmのOリングをシリーズ化した寸法規格で、主として真空装置に用いられています。溝寸法については、N規格の詳細からご確認ください。
| 呼び番号 | 線径(太さ) | 内径 | 外径 | 同一規格寸法 |
|---|---|---|---|---|
| N5 | 5.0 | 5.0 | 15.0 | - |
| N6 | 5.0 | 6.0 | 16.0 | - |
| N7 | 5.0 | 7.0 | 17.0 | - |
| N8 | 5.0 | 8.0 | 18.0 | - |
| N9 | 5.0 | 9.0 | 19.0 | - |
| N10 | 5.0 | 10.0 | 20.0 | - |
| N11 | 5.0 | 11.0 | 21.0 | - |
| N12 | 5.0 | 12.0 | 22.0 | - |
| N13 | 5.0 | 13.0 | 23.0 | - |
| N15 | 5.0 | 15.0 | 25.0 | NW10 |
| N16 | 5.0 | 16.0 | 26.0 | - |
| N18 | 5.0 | 18.0 | 28.0 | NW16 |
| N20 | 5.0 | 20.0 | 30.0 | - |
| N23 | 5.0 | 23.0 | 33.0 | - |
| N25 | 5.0 | 25.0 | 35.0 | - |
| N28 | 5.0 | 28.0 | 38.0 | NW25 |
| N30 | 5.0 | 30.0 | 40.0 | - |
| N32 | 5.0 | 32.0 | 42.0 | - |
| N33 | 5.0 | 33.0 | 43.0 | - |
| N35 | 5.0 | 35.0 | 45.0 | - |
| N38 | 5.0 | 38.0 | 48.0 | - |
| N40 | 5.0 | 40.0 | 50.0 | - |
| N42 | 5.0 | 42.0 | 52.0 | NW40 |
| N43 | 5.0 | 43.0 | 53.0 | - |
| N45 | 5.0 | 45.0 | 55.0 | - |
| N48 | 5.0 | 48.0 | 58.0 | - |
| N50 | 5.0 | 50.0 | 60.0 | - |
| N55 | 5.0 | 55.0 | 65.0 | NW50 |
| N60 | 5.0 | 60.0 | 70.0 | - |
| N65 | 5.0 | 65.0 | 75.0 | - |
| N70 | 5.0 | 70.0 | 80.0 | - |
| N75 | 5.0 | 75.0 | 85.0 | NW63 |
| N80 | 5.0 | 80.0 | 90.0 | - |
| N85 | 5.0 | 85.0 | 95.0 | - |
| N88 | 5.0 | 88.0 | 98.0 | NW80 |
| N90 | 5.0 | 90.0 | 100.0 | - |
| N95 | 5.0 | 95.0 | 105.0 | - |
| N100 | 5.0 | 100.0 | 110.0 | - |
| N105 | 5.0 | 105.0 | 115.0 | - |
| N108 | 5.0 | 108.0 | 118.0 | NW100 |
| N110 | 5.0 | 110.0 | 120.0 | - |
| N115 | 5.0 | 115.0 | 125.0 | - |
| N120 | 5.0 | 120.0 | 130.0 | - |
| N125 | 5.0 | 125.0 | 135.0 | - |
| N130 | 5.0 | 130.0 | 140.0 | - |
| N132 | 5.0 | 132.0 | 142.0 | NW125 |
| N135 | 5.0 | 135.0 | 145.0 | - |
| N140 | 5.0 | 140.0 | 150.0 | - |
| N145 | 5.0 | 145.0 | 155.0 | - |
| N150 | 5.0 | 150.0 | 160.0 | - |
| N155 | 5.0 | 155.0 | 165.0 | - |
| N158 | 5.0 | 158.0 | 168.0 | NW160 |
| N160 | 5.0 | 160.0 | 170.0 | - |
| N165 | 5.0 | 165.0 | 175.0 | - |
| N170 | 5.0 | 170.0 | 180.0 | - |
| N175 | 5.0 | 175.0 | 185.0 | - |
| N180 | 5.0 | 180.0 | 190.0 | - |
| N185 | 5.0 | 185.0 | 195.0 | - |
| N190 | 5.0 | 190.0 | 200.0 | - |
| N195 | 5.0 | 195.0 | 205.0 | - |
| N200 | 5.0 | 200.0 | 210.0 | - |
| N205 | 5.0 | 205.0 | 215.0 | - |
| N210 | 5.0 | 210.0 | 220.0 | - |
| N215 | 5.0 | 215.0 | 225.0 | - |
| N218 | 5.0 | 218.0 | 228.0 | NW200 |
| N220 | 5.0 | 220.0 | 230.0 | - |
| N225 | 5.0 | 225.0 | 235.0 | - |
| N230 | 5.0 | 230.0 | 240.0 | - |
| N235 | 5.0 | 235.0 | 245.0 | - |
| N240 | 5.0 | 240.0 | 250.0 | - |
| N245 | 5.0 | 245.0 | 255.0 | - |
| N250 | 5.0 | 250.0 | 260.0 | - |
| N255 | 5.0 | 255.0 | 265.0 | - |
| N260 | 5.0 | 260.0 | 270.0 | - |
| N265 | 5.0 | 265.0 | 275.0 | NW250 |
| N270 | 5.0 | 270.0 | 280.0 | - |
| N275 | 5.0 | 275.0 | 285.0 | - |
| N280 | 5.0 | 280.0 | 290.0 | - |
| N285 | 5.0 | 285.0 | 295.0 | - |
| N290 | 5.0 | 290.0 | 300.0 | - |
| N295 | 5.0 | 295.0 | 305.0 | - |
| N300 | 5.0 | 300.0 | 310.0 | - |
| N310 | 5.0 | 310.0 | 320.0 | - |
| N320 | 5.0 | 320.0 | 330.0 | - |
| N330 | 5.0 | 330.0 | 340.0 | - |
| N340 | 5.0 | 340.0 | 350.0 | - |
| N350 | 5.0 | 350.0 | 360.0 | - |
| N360 | 5.0 | 360.0 | 370.0 | - |
| N370 | 5.0 | 370.0 | 380.0 | - |
| N380 | 5.0 | 380.0 | 390.0 | - |
| N390 | 5.0 | 390.0 | 400.0 | - |
| N400 | 5.0 | 400.0 | 410.0 | - |
| N410 | 5.0 | 410.0 | 420.0 | - |
| N420 | 5.0 | 420.0 | 430.0 | - |
| N430 | 5.0 | 430.0 | 440.0 | - |
| N440 | 5.0 | 440.0 | 450.0 | - |
| N450 | 5.0 | 450.0 | 460.0 | - |
| N460 | 5.0 | 460.0 | 470.0 | - |
| N470 | 5.0 | 470.0 | 480.0 | - |
| N480 | 5.0 | 480.0 | 490.0 | - |
| N490 | 5.0 | 490.0 | 500.0 | - |
| N500 | 5.0 | 500.0 | 510.0 | - |
| ニトリルゴム(NBR) | フッ素ゴム(FKM) | シリコンゴム(VMQ) | エチレンプロピレンゴム(EPDM) |
|---|---|---|---|
| ― | FKM-70(4D/4種D/バイトン) N規格 |
― | ― |
| クロロプレンゴム(CR) | ウレタンゴム(U) | 水素化ニトリルゴム(HNBR) | フッ素樹脂 |
|---|---|---|---|
| ― | ― | ― |
| パーフロ(FFKM) | サイフェル(FFKO) | アフラス(FEPM) | 3元系フッ素ゴム |
|---|---|---|---|
| ― | ― | ― | ― |
| バイトンETP(FFKM-E) | フロロシリコン(FVMQ) | 非粘着フッ素ゴム |
|---|---|---|
| ― | ― | ― |