BS4518 O-Ring Sizes
Materials | ||
---|---|---|
NBR | FKM/VIT | EPDM |
HNBR | FFKM | Neoprene |
PTFE | Silicone | Fluorosilicone |
O-Ring sizes and dimensions BS4518 |
---|
Other materials are available on request
Part No. | Cross Section (CS) 1.6 ± 0.08mm | |
---|---|---|
Internal diameter (ID) | Tol ± | |
0031-16 | 3.1 | 0.15 |
0041-16 | 4.1 | 0.15 |
0051-16 | 5.1 | 0.15 |
0061-16 | 6.1 | 0.15 |
0071-16 | 7.1 | 0.15 |
0081-16 | 8.1 | 0.15 |
0091-16 | 9.1 | 0.15 |
0101-16 | 10.1 | 0.20 |
0111-16 | 11.1 | 0.20 |
0121-16 | 12.1 | 0.20 |
0131-16 | 13.1 | 0.20 |
0141-16 | 14.1 | 0.20 |
0151-16 | 15.1 | 0.20 |
0161-16 | 16.1 | 0.20 |
0171-16 | 17.1 | 0.20 |
0181-16 | 18.1 | 0.25 |
0191-16 | 19.1 | 0.25 |
0221-16 | 22.1 | 0.25 |
0251-16 | 25.1 | 0.25 |
0271-16 | 27.1 | 0.25 |
0291-16 | 29.1 | 0.25 |
0321-16 | 32.1 | 0.30 |
0351-16 | 35.1 | 0.30 |
0371-16 | 37.1 | 0.30 |
Part No. | Cross Section (CS) 2.4 ± 0.08mm | |
Internal diameter (ID) | Tol ± | |
0036-24 | 3.6 | 0.15 |
0046-24 | 4.6 | 0.15 |
0056-24 | 5.6 | 0.15 |
0066-24 | 6.6 | 0.15 |
0076-24 | 7.6 | 0.15 |
0086-24 | 8.6 | 0.15 |
0096-24 | 9.6 | 0.15 |
0106-24 | 10.6 | 0.20 |
0116-24 | 11.6 | 0.20 |
0126-24 | 12.6 | 0.20 |
0136-24 | 13.6 | 0.20 |
0146-24 | 14.6 | 0.20 |
0156-24 | 15.6 | 0.20 |
0166-24 | 16.6 | 0.20 |
0176-24 | 17.6 | 0.20 |
0186-24 | 18.6 | 0.25 |
0196-24 | 19.6 | 0.25 |
0216-24 | 21.6 | 0.25 |
0246-24 | 24.6 | 0.25 |
0276-24 | 27.6 | 0.25 |
0296-24 | 29.6 | 0.25 |
0316-24 | 31.6 | 0.30 |
0346-24 | 34.6 | 0.30 |
Part No. | Cross Section (CS) 2.4 ± 0.08mm | |
---|---|---|
Internal Diameter (ID) | Tol ± | |
0376-24 | 37.6 | 0.30 |
0396-24 | 39.6 | 0.30 |
0416-24 | 41.6 | 0.30 |
0446-24 | 44.6 | 0.30 |
0516-24 | 51.6 | 0.40 |
0546-24 | 54.6 | 0.40 |
0576-24 | 57.6 | 0.40 |
0596-24 | 59.6 | 0.40 |
0616-24 | 61.6 | 0.40 |
0646-24 | 64.6 | 0.40 |
0676-24 | 67.6 | 0.40 |
0696-24 | 69.6 | 0.40 |
Part No. | Cross Section (CS) 3.0 ± 0.10mm | |
Internal diameter (ID) | Tol ± | |
0195-30 | 19.5 | 0.25 |
0215-30 | 21.5 | 0.25 |
0225-30 | 22.5 | 0.25 |
0245-30 | 24.5 | 0.25 |
0255-30 | 25.5 | 0.25 |
0265-30 | 26.5 | 0.25 |
0275-30 | 27.5 | 0.25 |
0295-30 | 29.5 | 0.25 |
0315-30 | 31.5 | 0.30 |
0325-30 | 32.5 | 0.30 |
0345-30 | 34.5 | 0.30 |
0355-30 | 35.5 | 0.30 |
0365-30 | 36.5 | 0.30 |
0375-30 | 37.5 | 0.30 |
0395-30 | 39.5 | 0.30 |
0415-30 | 41.5 | 0.30 |
0425-30 | 42.5 | 0.30 |
0445-30 | 44.5 | 0.30 |
0495-30 | 49.5 | 0.30 |
0545-30 | 54.5 | 0.40 |
0595-30 | 59.5 | 0.40 |
0645-30 | 64.5 | 0.40 |
0695-30 | 69.5 | 0.40 |
0745-30 | 74.5 | 0.40 |
0795-30 | 79.5 | 0.40 |
0845-30 | 84.5 | 0.50 |
0895-30 | 89.5 | 0.50 |
0945-30 | 94.5 | 0.50 |
0995-30 | 99.5 | 0.50 |
1045-30 | 104.5 | 0.50 |
1095-30 | 109.5 | 0.50 |
1145-30 | 114.5 | 0.50 |
1195-30 | 119.5 | 0.50 |
1245-30 | 124.5 | 0.60 |
1295-30 | 129.5 | 0.60 |
Part No. | Cross Section (CS) 3.0 ± 0.10mm | |
---|---|---|
Internal diameter (ID) | Tol ± | |
1345-30 | 134.5 | 0.60 |
1395-30 | 139.5 | 0.60 |
1445-30 | 144.5 | 0.60 |
1495-30 | 149.5 | 0.60 |
1545-30 | 154.5 | 0.60 |
1595-30 | 159.5 | 0.60 |
1645-30 | 164.5 | 0.60 |
1695-30 | 169.5 | 0.60 |
1745-30 | 174.5 | 0.60 |
1795-30 | 179.5 | 0.60 |
1845-30 | 184.5 | 0.80 |
1895-30 | 189.5 | 0.80 |
1945-30 | 194.5 | 0.80 |
1995-30 | 199.5 | 0.80 |
2095-30 | 209.5 | 0.80 |
2195-30 | 219.5 | 0.80 |
2295-30 | 229.5 | 0.80 |
2395-30 | 239.5 | 0.80 |
2495-30 | 249.5 | 0.80 |
Part No. | Cross Section (CS) 5.7 ± 0.12mm | |
Internal diameter (ID) | Tol ± | |
0443-57 | 44.3 | 0.30 |
0453-57 | 45.3 | 0.30 |
0493-57 | 49.3 | 0.30 |
0523-57 | 52.3 | 0.40 |
0543-57 | 54.3 | 0.40 |
0593-57 | 59.3 | 0.40 |
0623-57 | 62.3 | 0.40 |
0643-57 | 64.3 | 0.40 |
0693-57 | 69.3 | 0.40 |
0743-57 | 74.3 | 0.40 |
0793-57 | 79.3 | 0.40 |
0843-57 | 84.3 | 0.50 |
0893-57 | 89.3 | 0.50 |
0943-57 | 94.3 | 0.50 |
0993-57 | 99.3 | 0.50 |
1043-57 | 104.3 | 0.50 |
1093-57 | 109.3 | 0.50 |
1143-57 | 114.3 | 0.50 |
1193-57 | 119.3 | 0.50 |
1243-57 | 124.3 | 0.60 |
1293-57 | 129.3 | 0.60 |
1343-57 | 134.3 | 0.60 |
1393-57 | 139.3 | 0.60 |
1443-57 | 144.3 | 0.60 |
1493-57 | 149.3 | 0.60 |
1543-57 | 154.3 | 0.60 |
1593-57 | 159.3 | 0.60 |
1643-57 | 164.3 | 0.60 |
Part No. | Cross Section (CS) 5.7 ± 0.12mm | |
---|---|---|
Internal diameter (ID) | Tol ± | |
1693-57 | 169.3 | 0.60 |
1743-57 | 174.3 | 0.60 |
1793-57 | 179.3 | 0.80 |
1843-57 | 184.3 | 0.80 |
1893-57 | 189.3 | 0.80 |
1943-57 | 194.3 | 0.80 |
1993-57 | 199.3 | 0.80 |
2093-57 | 209.3 | 0.80 |
2193-57 | 219.3 | 0.80 |
2293-57 | 229.3 | 0.80 |
2393-57 | 239.3 | 0.80 |
2493-57 | 249.3 | 0.80 |
2593-57 | 259.3 | 1.00 |
2693-57 | 269.3 | 1.00 |
2793-57 | 279.3 | 1.00 |
2893-57 | 289.3 | 1.00 |
2993-57 | 299.3 | 1.00 |
3193-57 | 319.3 | 1.50 |
3393-57 | 339.3 | 1.50 |
3593-57 | 359.3 | 1.50 |
3793-57 | 379.3 | 1.50 |
3993-57 | 399.3 | 1.50 |
4193-57 | 419.3 | 2.00 |
4393-57 | 439.3 | 2.00 |
4593-57 | 459.3 | 2.00 |
4793-57 | 479.3 | 2.00 |
4993-57 | 499.3 | 2.00 |
Part No. | Cross Section (CS) 8.4 ± 0.15mm | |
Internal diameter (ID) | Tol ± | |
1441-84 | 144.1 | 0.60 |
1491-84 | 149.1 | 0.60 |
1541-84 | 154.1 | 0.60 |
1591-84 | 159.1 | 0.60 |
1641-84 | 164.1 | 0.60 |
1741-84 | 174.1 | 0.60 |
1791-84 | 179.1 | 0.60 |
1841-84 | 184.1 | 0.80 |
1891-84 | 189.1 | 0.80 |
1941-84 | 194.1 | 0.80 |
1991-84 | 199.1 | 0.80 |
2041-84 | 204.1 | 0.80 |
2091-84 | 209.1 | 0.80 |
2191-84 | 219.1 | 0.80 |
2291-84 | 229.1 | 0.80 |
2341-84 | 234.1 | 0.80 |
2391-84 | 239.1 | 0.80 |
2491-84 | 249.1 | 0.80 |