Product Group

Piston buffer seal (single-acting)

83 different sizes · ID 9 – 250 mm

Number of sizes
83
Inner diameter range
9 – 250 mm

The table below lists the sizes in this group. If you know the size you need, search within a tolerance in the size finder and request a quote directly from the results.

Size table

Dimensions are in millimetres.

Inner diameterOuter diameterHeight Material Product name
9 4.1 2.2 — 009X4.1X2.2 GSD PISTON BUFFER
10 5.1 2.2 — 010X5.1X2.2 GSD PISTON BUFFER
12 7.1 2.2 — 012X7.1X2.2 GSD PISTON BUFFER
14 9.1 2.2 — 014X9.1X2.2 GSD PISTON BUFFER
15 10.1 2.2 — 015X10.1X2.2 GSD PISTON BUFFER
16 11.1 2.2 — 016X11.1X2.2 GSD PISTON BUFFER
18 10.7 3.2 — 018X10.7X3.2 GSD PISTON BUFFER
20 15.1 2.2 — 020X15.1X2.2 GSD PISTON BUFFER
20 12.7 3.2 — 020X12.7X3.2 GSD PISTON BUFFER
22 14.7 3.2 — 022X14.7X3.2 GSD PISTON BUFFER
25 17.7 3.2 — 025X17.7X3.2 GSD PISTON BUFFER
25 14.3 4.2 — 025X14.3X4.2 GSD PISTON BUFFER
28 17.3 4.2 — 028X17.3X4.2 GSD PISTON BUFFER
30 22.7 3.2 — 030X22.7X3.2 GSD PISTON BUFFER
30 19.3 4.2 — 030X19.3X4.2 GSD PISTON BUFFER
32 24.7 3.2 — 032X24.7X3.2 GSD PISTON BUFFER
32 21.3 4.2 — 032X21.3X4.2 GSD PISTON BUFFER
35 24.3 4.2 — 035X24.3X4.2 GSD PISTON BUFFER
40 32.7 3.2 — 040X32.7X3.2 GSD PISTON BUFFER
40 29.3 4.2 — 040X29.3X4.2 GSD PISTON BUFFER
42 31.3 4.2 — 042X31.3X4.2 GSD PISTON BUFFER
45 34.3 4.2 — 045X34.3X4.2 GSD PISTON BUFFER
48 37.3 4.2 — 048X37.3X4.2 GSD PISTON BUFFER
50 39.3 4.2 — 050X39.3X4.2 GSD PISTON BUFFER
50 34.9 6.3 — 050X34.9X6.3 GSD PISTON BUFFER
52 41.3 4.2 — 052X41.3X4.2 GSD PISTON BUFFER
55 44.3 4.2 — 055X44.3X4.2 GSD PISTON BUFFER
60 49.3 4.2 — 060X49.3X4.2 GSD PISTON BUFFER
60 44.9 6.3 — 060X44.9X6.3 GSD PISTON BUFFER
63 52.3 4.2 — 063X52.3X4.2 GSD PISTON BUFFER
63 47.9 6.3 — 063X47.9X6.3 GSD PISTON BUFFER
65 49.9 6.3 — 065X49.9X6.3 GSD PISTON BUFFER
70 59.3 4.2 — 070X59.3X4.2 GSD PISTON BUFFER
70 54.9 6.3 — 070X54.9X6.3 SINGLE BUFFER
75 59.9 6.3 — 075X59.9X6.3 GSD PISTON BUFFER
80 64.9 6.3 — 080X64.9X6.3 SINGLE BUFFER
80 59.5 8.1 — 80X59.5X8.1 GSD PISTON BUFFER
85 69.9 6.3 — 085X69.9X6.3 SINGLE BUFFER
85 64.5 8.1 — 85X64.5X8.1 GSD PISTON BUFFER
90 74.9 6.3 — 090X74.9X6.3 SINGLE PISTON BUFFER
90 69.5 8.1 — 90X69.5X8.1 GSD PISTON BUFFER
95 79.9 6.3 — 095X79.9X6.3 SINGLE PISTON BUFFER
95 74.5 8.1 — 95X74.5X8.1 GSD PISTON BUFFER
100 84.9 6.3 — 100X84.9X6.3 GSD PISTON BUFFER
100 79.5 8.1 — 100X79.5X8.1 GSD PISTON BUFFER
105 89.9 6.3 — 105X89.9X6.3 GSD PISTON BUFFER
105 84.5 8.1 — 105X84.5X8.1 GSD PISTON BUFFER
110 94.9 6.3 — 110X94.9X6.3 GSD PISTON BUFFER
110 89.5 8.1 — 110X89.5X8.1 GSD PISTON BUFFER
115 99.9 6.3 — 115X99.9X6.3 GSD PISTON BUFFER
115 94.5 8.1 — 115X94.5X8.1 GSD PISTON BUFFER
120 104.9 6.3 — 120X104.9X6.3 GSD PISTON BUFFER
120 99.5 8.1 — 120X99.5X8.1 GSD PISTON BUFFER
125 109.9 6.3 — 125X109.9X6.3 GSD PISTON BUFFER
125 104.5 8.1 — 125X104.5X8.1 GSD PISTON BUFFER
130 114.9 6.3 — 130X114.9X6.3 GSD PISTON BUFFER
130 109.5 8.1 — 130X109.5X8.1 GSD PISTON BUFFER
135 119.9 6.3 — 135X119.9X6.3 GSD PISTON BUFFER
135 114.5 8.1 — 135X114.5X8.1 GSD PISTON BUFFER
140 124.9 6.3 — 140X124.9X6.3 GSD PISTON BUFFER
140 119.5 8.1 — 140X119.5X8.1 GSD PISTON BUFFER
145 124.5 8.1 — 145X124.5X8.1 GSD PISTON BUFFER
150 134.9 6.3 — 150X134.9X6.3 GSD PISTON BUFFER
150 129.5 8.1 — 150X129.5X8.1 GSD PISTON BUFFER
155 139.9 6.3 — 155X139.9X6.3 GSD PISTON BUFFER
160 144.9 6.3 — 160X144.9X6.3 GSD PISTON BUFFER
160 139.5 8.1 — 160X139.5X8.1 GSD PISTON BUFFER
165 149.9 6.3 — 165X149.9X6.3 GSD PISTON BUFFER
165 144.5 8.1 — 165X144.5X8.1 GSD PISTON BUFFER
170 154.9 6.3 — 170X154.9X6.3 GSD PISTON BUFFER
170 149.5 8.1 — 170X149.5X8.1 GSD PISTON BUFFER
175 159.9 6.3 — 175X159.9X6.3 GSD PISTON BUFFER
180 164.9 6.3 — 180X164.9X6.3 GSD PISTON BUFFER
180 159.5 8.1 — 180X159.5X8.1 GSD PISTON BUFFER
200 179.5 8.1 — 200X179.5X8.1 GSD PISTON BUFFER
205 184.5 8.1 — 205X184.5X8.1 GSD PISTON BUFFER
210 189.5 8.1 — 210X189.5X8.1 GSD PISTON BUFFER
215 194.5 8.1 — 215X194.5X8.1 GSD PISTON BUFFER
220 199.5 8.1 — 220X199.5X8.1 GSD PISTON BUFFER
225 204.5 8.1 — 225X204.5X8.1 GSD PISTON BUFFER
230 209.5 8.1 — 230X209.5X8.1 GSD PISTON BUFFER
240 219.5 8.1 — 240X219.5X8.1 GSD PISTON BUFFER
250 229.5 8.1 — 250X229.5X8.1 GSD PISTON BUFFER

What does a buffer seal do?

Buffer seals are placed in front of the main sealing element to absorb pressure fluctuations. Sudden pressure spikes in hydraulic systems strain the main seal; the buffer damps these peaks and extends the life of the seal behind it.

Send us your size

We can also supply sizes that are not on the list. Just send us the part's dimensions and operating conditions. See the group list for all product groups and the product catalogue for products with technical drawings.