Hydraulic tensioner nut – imperial – HTN
Hydraulic tensioner nut – imperial – HTN
Single acting design with integral load holding lock nut. Designed to permanently replace regular nuts on one side of the joint. Ideally suited for bolted joints that need opening and closing, during maintenance, on a regular basis. High grade alloy steel construction with nitrocarburised corrosion resistant piston. Self-energising seals for improved performance at high temperatures and pressures. Dual quick connect inlet and outlet couplings for easy multiple tensioner nut connection. Visible maximum stroke indicator to warn operator of potential over extension.
Technical specifications
| Model | Bolt size | Capacity | Effective area | Stroke | Weight | Tommy bar | Dimensions [mm] | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| [kN] | [t] | [cm2] | [mm] | [kg] | A | B | C | D | |||
| HTN1-100 | 1″-8 UN | 198 | 20.2 | 13.2 | 5 | 1.9 | TTB06 | 72 | 55 | 18 | 132 |
| HTN2-112 | 1 1/8″-8 UN | 216 | 22.1 | 14.4 | 5 | 2.0 | TTB06 | 75 | 55 | 18 | 132 |
| HTN3-125 | 1 1/4″-8 UN | 253 | 25.8 | 16.9 | 5 | 2.4 | TTB06 | 82 | 57 | 21 | 134 |
| HTN4-137 | 1 3/8″-8 UN | 306 | 31.2 | 20.4 | 5 | 2.7 | TTB06 | 88 | 57 | 22 | 135 |
| HTN5-150 | 1 1/2″-8 UN | 344 | 35.1 | 22.9 | 6 | 2.9 | TTB06 | 93 | 58 | 21 | 135 |
| HTN6-162 | 1 5/8″-8 UN | 398 | 40.5 | 26.5 | 6 | 3.5 | TTB06 | 100 | 62 | 23 | 142 |
| HTN7-175 | 1 3/4″-8 UN | 475 | 48.4 | 31.7 | 6 | 4.0 | TTB06 | 106 | 64 | 24 | 141 |
| HTN8-187 | 1 7/8″-8 UN | 501 | 51.1 | 33.4 | 6 | 4.2 | TTB06 | 110 | 64 | 25 | 142 |
| HTN9-200 | 2″-8 UN | 564 | 57.5 | 37.6 | 6 | 4.9 | TTB06 | 117 | 67 | 32 | 145 |
| HTN10-225 | 2 1/4″-8 UN | 746 | 76.1 | 49.8 | 8 | 6.4 | TTB06 | 128 | 74 | 28 | 152 |
| HTN11-250 | 2 1/2″-8 UN | 905 | 92.3 | 60.3 | 8 | 8.0 | TTB06 | 141 | 77 | 29 | 155 |
| HTN12-275 | 2 3/4″-8 UN | 1000 | 101.9 | 66.7 | 8 | 8.8 | TTB08 | 150 | 78 | 30 | 156 |
| HTN13-300 | 3″-8 UN | 1203 | 122.7 | 80.2 | 8 | 10.6 | TTB08 | 162 | 81 | 31 | 159 |
| HTN14-325 | 3 1/4″-8 UN | 1414 | 144.1 | 94.3 | 10 | 12.9 | TTB08 | 174 | 87 | 35 | 165 |
| HTN15-350 | 3 1/2″-8 UN | 1605 | 163.6 | 107 | 10 | 16.2 | TTB10 | 187 | 95 | 37 | 173 |
| HTN16-375 | 3 3/4″-8 UN | 1705 | 173.8 | 113.6 | 10 | 18.3 | TTB10 | 194 | 102 | 39 | 179 |
| HTN17-400 | 4″-8 UN | 1911 | 194.9 | 127.4 | 10 | 21.9 | TTB10 | 205 | 110 | 41 | 188 |
