BECA 202
BECA 202
Description
The BECA 202 is a compo-compact rod seal composed of a profiled NBR ring, a fabric NBR support on the back and a POM back-up ring.
Advantages
Excellent sealing under high pressure
Good extrusion resistance
Good sealing in difficult environments
Technical data
| Temperature | -30°C/+100°C |
|---|---|
| Pressure | 70 MPa |
| Speed | 0.5 m/s |
| Medias | Mineral oils |
Applications
Hydraulic cylinders
Earth-moving machinery
Mining machinery
Materials
NBR 90 Shore A + POM + TPE
Dimensions
Technical data
Dimensions
Installation drawing
Technical data
Extrusion gaps
| Radial section S |
Radial extrusion gap F/2 |
|||
|---|---|---|---|---|
| 16 MPa | 26 MPa | 32 MPa | 40 MPa | |
| ≤ 5.00 | 0.50 | 0.40 | 0.35 | - |
| ≤ 7.50 | 0.55 | 0.45 | 0.40 | 0.35 |
| ≤ 12.50 | 0.60 | 0.50 | 0.45 | 0.40 |
| ≤ 15.00 | 0.65 | 0.55 | 0.45 | 0.40 |
Surface roughness
| Roughness | Dynamic surface area | Static surface area | Groove flanks |
|---|---|---|---|
| Ra | 0.1 - 0.4 µm | ≤ 1.6 µm | ≤ 3.2 µm |
| Rz | 0.63 - 2.5 µm | ≤ 6.3 µm | ≤ 10.0 µm |
| Rmax | 1.0 - 4.0 µm | ≤ 10.0 µm | ≤ 16.0 µm |
Chamfers and radius
| Inside diameter Ød1 |
Radius R1 |
Radius R2 |
Chamfer C |
|---|---|---|---|
| ≤ 50.00 | 0.30 | 0.40 | 2.50 |
| ≤ 100.00 | 0.30 | 0.80 | 4.00 |
| ≤ 150.00 | 0.30 | 0.80 | 5.00 |
| > 150.00 | 0.30 | 1.00 | 6.50 |
94 dimensions found
|
202.015020
|
15,00 | 27,00 | 20,00 |
|
202.020020
|
20,00 | 33,00 | 20,00 |
|
202.022020
|
22,00 | 35,00 | 20,00 |
|
202.025020
|
25,00 | 38,00 | 20,00 |
|
202.028020
|
28,00 | 41,00 | 20,00 |
|
202.030020
|
30,00 | 43,00 | 20,00 |
|
202.032022
|
32,00 | 47,00 | 22,50 |
|
202.035025
|
35,00 | 45,00 | 25,59 |
|
202.035022
|
35,00 | 47,00 | 22,50 |
|
202.035225
|
35,00 | 50,00 | 22,50 |
|
202.036022
|
36,00 | 51,00 | 22,50 |
|
202.040017
|
40,00 | 50,00 | 17,50 |
|
202.040022
|
40,00 | 52,00 | 22,50 |
|
202.040226
|
40,00 | 55,00 | 22,62 |
|
202.040030
|
40,00 | 60,00 | 30,00 |
|
202.045022
|
45,00 | 60,00 | 22,50 |
|
202.045028
|
45,00 | 65,00 | 28,00 |
|
202.050020
|
50,00 | 63,00 | 20,00 |
|
202.050022
|
50,00 | 65,00 | 22,50 |
|
202.050024
|
50,00 | 65,00 | 24,50 |
|
202.050030
|
50,00 | 70,00 | 30,00 |
|
202.050031
|
50,00 | 70,00 | 31,90 |
|
202.055022
|
55,00 | 70,00 | 22,50 |
|
202.055025
|
55,00 | 70,00 | 25,00 |
|
202.055030
|
55,00 | 75,00 | 30,00 |
|
202.055032
|
55,00 | 75,00 | 32,00 |
|
202.056022
|
56,00 | 71,00 | 22,50 |
|
202.056025
|
56,00 | 71,00 | 25,00 |
|
202.056028
|
56,00 | 76,00 | 28,00 |
|
202.060022
|
60,00 | 75,00 | 22,50 |
|
202.060025
|
60,00 | 75,00 | 25,00 |
|
202.060027
|
60,00 | 80,00 | 27,00 |
|
202.060030
|
60,00 | 80,00 | 30,00 |
|
202.060032
|
60,00 | 80,00 | 32,00 |
|
202.060034
|
60,00 | 80,00 | 34,90 |
|
202.063027
|
63,00 | 83,00 | 27,00 |
|
202.063029
|
63,00 | 83,00 | 29,00 |
|
202.063030
|
63,00 | 83,00 | 30,00 |
|
202.065029
|
65,00 | 85,00 | 29,00 |
|
202.070022
|
70,00 | 85,00 | 22,50 |
|
202.070025
|
70,00 | 85,00 | 25,00 |
|
202.070030
|
70,00 | 90,00 | 30,00 |
|
202.070031
|
70,00 | 90,00 | 31,90 |
|
202.075028
|
75,00 | 95,00 | 28,00 |
|
202.075030
|
75,00 | 95,00 | 30,00 |
|
202.765032
|
76,50 | 96,50 | 32,50 |
|
202.080030
|
80,00 | 100,00 | 30,00 |
|
202.085022
|
85,00 | 105,00 | 22,00 |
|
202.085030
|
85,00 | 105,00 | 30,00 |
|
202.090022
|
90,00 | 105,00 | 22,50 |
|
202.090025
|
90,00 | 105,00 | 25,00 |
|
202.090033
|
90,00 | 105,00 | 33,53 |
|
202.090030
|
90,00 | 110,00 | 30,00 |
|
202.090032
|
90,00 | 110,00 | 32,50 |
|
202.095028
|
95,00 | 115,00 | 28,00 |
|
202.100024
|
100,00 | 114,30 | 24,21 |
|
202.100030
|
100,00 | 120,00 | 30,00 |
|
202.105025
|
105,00 | 118,00 | 25,00 |
|
202.105034
|
105,00 | 120,00 | 34,00 |
|
202.105030
|
105,00 | 125,00 | 30,00 |
|
202.110032
|
110,00 | 130,00 | 32,50 |
|
202.110036
|
110,00 | 132,00 | 36,50 |
|
202.115030
|
115,00 | 130,00 | 30,00 |
|
202.120030
|
120,00 | 140,00 | 30,00 |
|
202.125029
|
125,00 | 145,00 | 29,62 |
|
202.130028
|
130,00 | 150,00 | 28,00 |
|
202.135028
|
135,00 | 155,00 | 28,00 |
|
202.140019
|
140,00 | 160,00 | 19,00 |
|
202.140028
|
140,00 | 160,00 | 28,00 |
|
202.140030
|
140,00 | 160,00 | 30,00 |
|
202.150028
|
150,00 | 170,00 | 28,00 |
|
202.155028
|
155,00 | 175,00 | 28,00 |
|
202.160028
|
160,00 | 180,00 | 28,00 |
|
202.165030
|
165,00 | 185,00 | 30,00 |
|
202.170035
|
170,00 | 195,00 | 35,00 |
|
202.175035
|
175,00 | 200,00 | 35,00 |
|
202.180035
|
180,00 | 205,00 | 35,00 |
|
202.185035
|
185,00 | 210,00 | 35,00 |
|
202.190035
|
190,00 | 215,00 | 35,00 |
|
202.195035
|
195,00 | 220,00 | 35,00 |
|
202.200035
|
200,00 | 225,00 | 35,00 |
|
202.210030
|
210,00 | 235,00 | 30,00 |
|
202.215035
|
215,00 | 240,00 | 35,00 |
|
202.220035
|
220,00 | 245,00 | 35,00 |
|
202.225035
|
225,00 | 250,00 | 35,00 |
|
202.230035
|
230,00 | 255,00 | 35,00 |
|
202.240035
|
240,00 | 265,00 | 35,00 |
|
202.250035
|
250,00 | 275,00 | 35,00 |
|
202.260030
|
260,00 | 280,00 | 30,00 |
|
202.265035
|
265,00 | 290,00 | 35,00 |
|
202.275035
|
275,00 | 300,00 | 35,00 |
|
202.280035
|
280,00 | 305,00 | 35,00 |
|
202.300035
|
300,00 | 325,00 | 35,00 |
|
202.335035
|
335,00 | 360,00 | 35,00 |