名称：USH
材质：丁青橡胶/氟橡胶
工作压力：(不加挡圈)≤14MPA；（加档圈）≤21MPA
工作温度：-25℃～+100℃（丁腈橡胶）
往复速度：≤1m/s
这是一种较小截面的UPH型，可用于活塞和活塞杆密封，此密封件有较小的截面，可装入整体槽中。
| 产品编号 | 密封圈公称尺寸 | 产品编号 | 密封圈公称尺寸 |
| d | D | h | d | D | h |
| USH | 12 | 20 | 5 | USH | 98 | 112 | 8.5 |
| USH | 14 | 22 | 5 | USH | 100 | 115 | 9 |
| USH | 16 | 24 | 5 | USH | 106 | 120 | 8.5 |
| USH | 18 | 26 | 5 | USH | 110 | 125 | 9 |
| USH | 20 | 28 | 5 | USH | 112 | 125 | 8.5 |
| USH | 22 | 30 | 5 | USH | 112 | 125 | 9 |
| USH | 22.4 | 30 | 5 | USH | 115 | 130 | 8.5 |
| USH | 23.5 | 31.5 | 5 | USH | 118 | 132 | 8.5 |
| USH | 24 | 32 | 5 | USH | 125 | 140 | 9 |
| USH | 25 | 33 | 5 | USH | 130 | 145 | 9 |
| USH | 27 | 35 | 5 | USH | 132 | 145 | 8.5 |
| USH | 28 | 35.5 | 5 | USH | 136 | 150 | 8.5 |
| USH | 28 | 36 | 5 | USH | 140 | 155 | 9 |
| USH | 30 | 40 | 6 | USH | 145 | 160 | 9 |
| USH | 31.5 | 41.5 | 6 | USH | 150 | 165 | 9 |
| USH | 32 | 42 | 6 | USH | 155 | 170 | 9 |
| USH | 35 | 45 | 6 | USH | 160 | 175 | 9 |
| USH | 35.5 | 45 | 6 | USH | 165 | 180 | 9 |
| USH | 35.5 | 45.5 | 6 | USH | 170 | 185 | 9 |
| USH | 36 | 46 | 6 | USH | 175 | 190 | 9 |
| USH | 40 | 50 | 6 | USH | 180 | 200 | 12 |
| USH | 45 | 55 | 6 | USH | 190 | 210 | 12 |
| USH | 45 | 56 | 7 | USH | 195 | 215 | 12 |
| USH | 50 | 60 | 6 | USH | 200 | 220 | 12 |
| USH | 53 | 63 | 6 | USH | 204 | 224 | 12 |
| USH | 55 | 65 | 6 | USH | 220 | 240 | 12 |
| USH | 56 | 66 | 6 | USH | 224 | 244 | 12 |
| USH | 58 | 68 | 6 | USH | 230 | 250 | 12 |
| USH | 60 | 70 | 6 | USH | 240 | 260 | 12 |
| USH | 60 | 71 | 7 | USH | 250 | 270 | 12 |
| USH | 63 | 73 | 6 | USH | 260 | 280 | 14 |
| USH | 65 | 75 | 6 | USH | 280 | 300 | 14 |
| USH | 67 | 77 | 6 | USH | 295 | 315 | 14 |
| USH | 70 | 80 | 6 | USH | 300 | 320 | 12 |
| USH | 71 | 80 | 6 | USH | 335 | 355 | 14 |
| USH | 75 | 85 | 6 | USH | 355 | 375 | 14 |
| USH | 80 | 90 | 6 | USH | 380 | 400 | 14 |
| USH | 85 | 95 | 6 | USH | 400 | 420 | 14 |
| USH | 85 | 100 | 9 | USH | 450 | 470 | 14 |
| USH | 90 | 105 | 9 | USH | 500 | 525 | 17 |
| USH | 95 | 110 | 9 |
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