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Piston Seal

PST

PST Piston Seal

The OSEALS PST is a professional hydraulic seal product designed for reliable performance in piston seal applications.

TypeDouble-Acting
Max Pressure400 bar
Max Speed1.0 m/s
Temperature-30°C ~ +110°C

Technical Details

Seal Type
Double-Acting
Max Pressure
400 bar
Max Speed
1.0 m/s
Temperature
-30°C ~ +110°C
ComponentMaterial
Sealing RingT916 (PTFE Bronze)
Energize RingN1080/80A (NBR)

Size Dimensions

Line Product Action Description Bore (mm) DG (mm) H (mm) HG (mm)
1 PST-40-26-8.5 PST - Bore 40mm 40 26 8.5 9
2 PST-45-31-8.5 PST - Bore 45mm 45 31 8.5 9
3 PST-50-36-8.5 PST - Bore 50mm 50 36 8.5 9
4 PST-55-40-10.5 PST - Bore 55mm 55 40 10.5 11
5 PST-60-45-10.5 PST - Bore 60mm 60 45 10.5 11
6 PST-63-48-10.5 PST - Bore 63mm 63 48 10.5 11
7 PST-65-50-10.5 PST - Bore 65mm 65 50 10.5 11
8 PST-70-55-10.5 PST - Bore 70mm 70 55 10.5 11
9 PST-75-60-10.5 PST - Bore 75mm 75 60 10.5 11
10 PST-80-65-10.5 PST - Bore 80mm 80 65 10.5 11
11 PST-85-68-12.5 PST - Bore 85mm 85 68 12.5 13
12 PST-90-73-12.5 PST - Bore 90mm 90 73 12.5 13
13 PST-95-78-12.5 PST - Bore 95mm 95 78 12.5 13
14 PST-100-83-12.5 PST - Bore 100mm 100 83 12.5 13
15 PST-105-88-12.5 PST - Bore 105mm 105 88 12.5 13
16 PST-110-93-12.5 PST - Bore 110mm 110 93 12.5 13
17 PST-115-95-14.5 PST - Bore 115mm 115 95 14.5 15
18 PST-120-100-14.5 PST - Bore 120mm 120 100 14.5 15
19 PST-125-105-14.5 PST - Bore 125mm 125 105 14.5 15
20 PST-130-110-14.5 PST - Bore 130mm 130 110 14.5 15
21 PST-140-120-14.5 PST - Bore 140mm 140 120 14.5 15
22 PST-150-130-14.5 PST - Bore 150mm 150 130 14.5 15
23 PST-160-138-16.5 PST - Bore 160mm 160 138 16.5 17
24 PST-170-148-16.5 PST - Bore 170mm 170 148 16.5 17
25 PST-180-158-16.5 PST - Bore 180mm 180 158 16.5 17
26 PST-190-168-16.5 PST - Bore 190mm 190 168 16.5 17
27 PST-200-178-16.5 PST - Bore 200mm 200 178 16.5 17
28 PST-210-176-20 PST - Bore 210mm 210 176 20 20.5
29 PST-220-186-20 PST - Bore 220mm 220 186 20 20.5
30 PST-230-196-20 PST - Bore 230mm 230 196 20 20.5
31 PST-240-206-20 PST - Bore 240mm 240 206 20 20.5
32 PST-250-216-20 PST - Bore 250mm 250 216 20 20.5
33 PST-260-226-20 PST - Bore 260mm 260 226 20 20.5
34 PST-270-227-25 PST - Bore 270mm 270 227 25 25.5
35 PST-280-237-25 PST - Bore 280mm 280 237 25 25.5
36 PST-290-247-25 PST - Bore 290mm 290 247 25 25.5
37 PST-300-257-25 PST - Bore 300mm 300 257 25 25.5
38 PST-320-277-25 PST - Bore 320mm 320 277 25 25.5
39 PST-340-297-25 PST - Bore 340mm 340 297 25 25.5
40 PST-350-299-30 PST - Bore 350mm 350 299 30 30.5
41 PST-360-309-30 PST - Bore 360mm 360 309 30 30.5
42 PST-380-329-30 PST - Bore 380mm 380 329 30 30.5
43 PST-400-349-30 PST - Bore 400mm 400 349 30 30.5
43 sizes total