UNP is international standard Piston Seal.
Advantages
- High resistance to high temperature.
- Low compression set.
- High abrasion resistance
- Suitable for the most severe working conditions.
- Easy installation.
Technical Data
Operating conditions
Pressure: ≤40Mpa
Temperature: -35～+100°C.
Speed: ≤0.5m/s.
Media: Hydraulic oils (Mineral oil-based).
Material
Material: CPU
Hardness: 90-95 Shore A.
Color: light yellow

 

NAME

D

d

H

UNP40

40

30

6.5

UNP50

50

40

6.5

UNP63

63

53

6.5

UNP80

80

71

6.5

UNP90

90

80

6.5

UNP100

100

85

9.5

UNP125

125

112

9

UNP125

125

115

12

UNP140

140

125

9.5

UNP150

150

136

9

UNP160

160

145

9.5

UNP180

180

155

16

UNP180

180

165

9.5

UNP190

190

165

16

UNP195

195

170

15

UNP200

200

175

16

UNP200

200

180

12.5

UNP205

205

180

16

UNP215

215

190

16

UNP220

220

200

12.5

UNP224

224

199

16

UNP225

225

200

16

UNP237

237

212

19

UNP250

250

225

19

UNP250

250

230

12.5

UNP261

261

236

19

UNP265

265

235

19

UNP275

275

250

19

UNP280

280

255

19

UNP295

295

265

19

UNP300

300

270

19

UNP310

310

280

19

UNP330

330

300

19