NOK
活塞杆密封(轴用)
活塞密封(孔用)
活塞杆与活塞密封(轴孔两用)
防尘密封
其它密封件
标准油封
高压油封
往复运动用油封
其它类型油封
O形圈
WR
| NOK零件号 | 公称号 | 外径（D） | 内径（d） | 宽（b）高（h） |
|---|---|---|---|---|
| GW0241-P0 | WR 18 | 18 | 14 | 8 |
| GW0242-P0 | WR 19.2 | 19.2 | 15.2 | 8 |
| GW0243-P0 | WR 20 | 20 | 16 | 8 |
| GW0244-P0 | WR 22 | 22 | 18 | 8 |
| GW0245-P0 | WR 24 | 24 | 20 | 8 |
| GW0246-P0 | WR 25 | 25 | 21 | 8 |
| GW0247-P0 | WR 26 | 26 | 22 | 8 |
| GW0248-P0 | WR 28 | 28 | 24 | 8 |
| GW0249-P0 | WR 30 | 30 | 26 | 8 |
| GW0250-P0 | WR 31 | 31 | 27 | 8 |
| GW0251-P0 | WR 31.5 | 31.5 | 27.5 | 8 |
| GW0252-P0 | WR 33 | 33 | 29 | 10 |
| GW0253-P0 | WR 35 | 35 | 31 | 10 |
| GW0254-P0 | WR 35.4 | 35.4 | 31.4 | 10 |
| GW0255-P0 | WR 35.5 | 35.5 | 31.5 | 10 |
| GW0256-P0 | WR 38 | 38 | 34 | 10 |
| GW0257-P0 | WR 40 | 40 | 36 | 10 |
| GW0258-P0 | WR 41 | 41 | 37 | 15 |
| GW0259-P0 | WR 43 | 43 | 38 | 15 |
| GW0260-P0 | WR 44.5 | 44.5 | 39.5 | 15 |
| GW0261-P0 | WR 45 | 45 | 40 | 15 |
| GW0006-P1 | WR 50 | 50 | 45 | 15 |
| GW0263-P0 | WR 51.5 | 51.5 | 46.5 | 15 |
| GW0264-P0 | WR 55 | 55 | 50 | 15 |
| GW0010-P1 | WR 56 | 56 | 51 | 15 |
| GW0012-P1 | WR 60 | 60 | 55 | 15 |
| GW0267-P0 | WR 61 | 61 | 56 | 15 |
| GW0268-P0 | WR 63 | 63 | 58 | 15 |