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Air Damper B-481
[Features]
・The reaction force is applied in the direction where the rod retracts but not in the direction where it extends.
・Thanks to the adoption of special adjustment mechanism, a damper force fine adjustment can be made using the needle valve.
・Lighter weight because it is mostly made of resin.
・Compact design and easy to attach.
・Operation is smooth and quiet.
Part Number
Configured Part Number is shown.
Uses Mainly Plastic So Lightweight
B-481-1 external appearance
B-481 dimensional drawing *Mount hole detail
| Product No. | (L1) | (L2) | L3 | L4 | L5 | Product Mass (g) |
|---|---|---|---|---|---|---|
| B-481-1 | 694 | 407 | 379 | 391 | 287 | 170 |
| B-481-2 | 382 | 260 | 232 | 244 | 122 | 100 |
| B-481-1 | B-481-2 | |||||
|---|---|---|---|---|---|---|
| 4.9 N | 7.8 N | 9.8 N | 4.9N | 7.8N | 9.8N | |
| Needle valve opening 90° | 10.7 | 6.8 | 5.6 | 4.5 | 3.3 | 2.6 |
| Needle valve opening 180° | 6.0 | 4.2 | 3.5 | 3.1 | 2.1 | 1.7 |
| Needle valve opening 270° | 4.9 | 3.6 | 3.0 | 2.8 | 1.9 | 1.6 |
Stroke speed for different pushing loads (reference)
- *Needle valve opening position: Considering the needle valve in a closed state to be 0, the angle rotates in the opening direction.
Increment: s (seconds)
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Basic Information
| Type | Air Damper | Application | General Furniture | Operating Condition | Indoors |
|---|---|---|---|---|---|
| Rod End Shape | Others | Cylinder End Shape | Others | Cylinder Material | Aluminum Alloy |
| Mounting Orientation | All directions 360° | Cylinder Dia. D(Ø) | 25 | Operating Temperature Range(°C) | -10::60 |
| Bracket Mounting Hole(mm) | 4.2 |
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
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