DN Series, Hydraulic Nut

Pullertop hydraulic nuts are designed to tighten large-diameter bolts without causing the damage that occurs when hammer wrenches are employed. With hydraulic nut solutions, customers can tighten large bolts with little to no effort without causing any damage.

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Product Description

Product Lines: Hydraulic Nut

  • Mainly suitable for clamp tools.

  • The principle of work is to make use of oil pressure to push the piston to produce the force of the clamp.

  • no need for an extra pump, or wrench, it is easy and simple to use.

  • Pressure balance on junk ring, it is out of shape of draft force pressure.

Think Safety

Manufacturer’s rating of load and stroke are maximum safe limits. Good practice encourages using only 80% of these ratings!

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Dimension

Series Comparison

Model Bolt/mm OD/mm d1 d2 Height/mm Stroke/mm Working Area/ mm2 Weight/Kg
DN50 M50X1.5 114 50.5 104 38 5 3376 2.7
DN60 M60X2 125 60.5 115 38 5 4239 2.8
DN70 M70X2 135 70.5 127 38 5 4710 3.2
DN80 M80X2 146 80.5 137 38 5 5181 3.7
DN90 M90X2 156 90.5 147 38 5 5652 4
DN100 M100X2 166 100.5 158 38 5 2987 4.4
DN110 M110X2 178 110.5 169 38 5 6286 4.95
DN120 M120X2 188 120.5 179 38 5 8568 5.25
DN130 M130X2 198 130.5 190 38 5 7165 5.65
DN140 M140X2 208 140.5 200 39 5 7605 6
DN150 M150X2 220 150.5 211 39 6 7736 6.6
DN160 M160X3 232 160.5 224 40 6 8002 7.6
DN170 M170X3 244 170.5 235 41 6 8669 8.4
DN180 M180X3 256 180.5 248 41 6 8776 9.2
DN190 M190X3 270 191 259 42 8 9266 10.5
DN200 M200X3 282 201 271 43 8 8612 11.5
DN210 Tr210X4 294 212 282 44 9 11728 12.5
DN220 Tr220X4 306 222 293 44 9 11815 13.5
DN230 Tr230X4 318 232 305 45 9 12270 15
DN240 Tr240X4 330 242 316 46 10 12817 16.5
DN250 Tr250X4 342 252 329 46 10 13317 17
DN260 Tr260X4 356 262 341 47 12 13773 19
DN270 Tr270X4 368 272 352 48 12 14228 20.5
DN280 Tr280X4 380 282 363 49 12 14683 22
DN290 Tr290X4 390 292 375 49 12 15184 22.5
DN300 Tr300X4 404 302 386 51 13 15640 25

Product Description

Product Lines: Hydraulic Nut

  • Mainly suitable for clamp tools.
  • The principle of work is to make use of oil pressure to push the piston to produce the force of the clamp.
  • no need for an extra pump, or wrench, it is easy and simple to use.
  • Pressure balance on junk ring, it is out of shape of draft force pressure.

Think Safety

Manufacturer’s rating of load and stroke are maximum safe limits. Good practice encourages using only 80% of these ratings!

Image Gallery

Dimension

Series Comparison

ModelBolt/mmOD/mmd1d2Height/mmStroke/mmWorking Area/ mm2Weight/Kg
DN50M50X1.511450.510438533762.7
DN60M60X212560.511538542392.8
DN70M70X213570.512738547103.2
DN80M80X214680.513738551813.7
DN90M90X215690.514738556524
DN100M100X2166100.515838529874.4
DN110M110X2178110.516938562864.95
DN120M120X2188120.517938585685.25
DN130M130X2198130.519038571655.65
DN140M140X2208140.520039576056
DN150M150X2220150.521139677366.6
DN160M160X3232160.522440680027.6
DN170M170X3244170.523541686698.4
DN180M180X3256180.524841687769.2
DN190M190X3270191259428926610.5
DN200M200X3282201271438861211.5
DN210Tr210X42942122824491172812.5
DN220Tr220X43062222934491181513.5
DN230Tr230X43182323054591227015
DN240Tr240X433024231646101281716.5
DN250Tr250X434225232946101331717
DN260Tr260X435626234147121377319
DN270Tr270X436827235248121422820.5
DN280Tr280X438028236349121468322
DN290Tr290X439029237549121518422.5
DN300Tr300X440430238651131564025

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