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Shock Absorber, RB Series (RBC2725SN)
Shock absorber by SMC.
[Features]
· Absorbs impact and noise.
· Compact type that has been shortened lengthwise.
· Allowable deviation angle is 5°
· Ideal for absorption of rotational energy.
· Can be used without an external stopper.
· The robust body can be positioned directly.
· Automatically adjusts to the most appropriate energy absorption performance.
(i)Caution
- Please refer to the catalog for specification details.
- Product images are representative images. Please refer to the catalog for detailed shapes.
Part Number
Configured Part Number is shown.
RBC2725SN
Shock Absorber RB Series Specifications
Shock Absorber RB Series (Basic Type) external appearance
Shock Absorber RB Series (With Cap) external appearance
| Specifications | Model | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Basic Type | RB0604 | RB0805 | RB0806 | RB1006 | RB1007 | RB1411 | RB1412 | RB2015 | RB2725 | |
| With Cap | - | RBC0805 | RBC0806 | RBC1006 | RBC1007 | RBC1411 | RBC1412 | RBC2015 | RBC2725 | |
| Max. Absorbed Energy (J)* | 0.5 | 0.98 | 2.94 | 3.92 | 5.88 | 14.7 | 19.6 | 58.8 | 147 | |
| Outer Diameter Thread Size | M6 × 0.75 | M8 × 1.0 | M10 × 1.0 | M14 × 1.5 | M20 × 1.5 | M27 × 1.5 | ||||
| Stroke (mm) | 4 | 5 | 6 | 6 | 7 | 11 | 12 | 15 | 25 | |
| Collision Speed (m/s) | 0.3 to 1.0 | 0.05 to 5.0 | ||||||||
| Max. Operating Frequency (cycle/min) | 80 | 80 | 80 | 70 | 70 | 45 | 45 | 25 | 10 | |
| Max. Allowable Thrust (N) | 150 | 245 | 245 | 422 | 422 | 814 | 814 | 1,961 | 2,942 | |
| Ambient Temperature Range (°C) | -10 to +80 (provided that it does not freeze) | |||||||||
| Spring Force (N) | Extended | 3.05 | 1.96 | 1.96 | 4.22 | 4.22 | 6.86 | 6.86 | 8.34 | 8.83 |
| Compressed | 5.59 | 3.83 | 4.22 | 6.18 | 6.86 | 15.30 | 15.98 | 20.50 | 20.01 | |
| Weight (g) | Basic Type | 5.5 | 15 | 15 | 23 | 23 | 65 | 65 | 150 | 350 |
| With Cap | - | 16 | 16 | 25 | 25 | 70 | 70 | 165 | 400 | |
*Max. absorbed energy, max. equivalent mass and max. operating frequency are the values at room temperature (20 to 25°C).
Structural Diagram / Component Parts
RB0604 structural diagram
| Number | Part Name | Material | Treatment |
|---|---|---|---|
| 1 | Outer tube | Free-cutting steel | Nitriding treatment |
| 2 | Piston | Copper alloy | - |
| 3 | Spring guide | Stainless steel | - |
| 4 | Piston rod | Carbon steel | Nitriding treatment |
| 5 | Stopper | Stainless steel | - |
| 6 | Bearing | Copper alloy | - |
| 7 | Return spring | Piano wire | Zinc trivalent chromate |
| 8 | Rod seal | NBR | - |
| 9 | Accumulator | NBR | Foam rubber |
| 10 | Steel ball | Bearing steel | - |
| 11 | Hex socket set screw | Special steel | Nickel plating |
| 12 | Hex nut | Carbon steel | Nickel plating |
RB□0805 to RB□2725 structural diagram
| Number | Part Name | Material | Treatment |
|---|---|---|---|
| 1 | Outer tube | Rolled steel | Gray coating |
| 2 | Inner tube | Special steel | Heat treated |
| 3 | Piston rod | Special steel | Electroless nickel plating |
| 4 | Piston | Special steel | Heat treated |
| 5 | Bearing | Special bearing steel | - |
| 6 | Spring guide | Carbon steel | Zinc chromate |
| 7 | Lock ring | Copper | - |
| 8 | Return spring | Piano wire | Zinc chromate |
| 9 | Seal holder | Copper alloy | - |
| 10 | Stopper | Carbon steel | Zinc chromate |
| 11 | Steel ball | Bearing steel | - |
| 12 | Set screw | Special steel | - |
| 13 | Accumulator | NBR | Foam rubber |
| 14 | Rod seal | NBR | - |
| 15 | Scraper | NBR | - |
| 16 | Gasket | NBR | - |
| 17 | Gasket | NBR | RB(C)2015/2725 only |
Dimensional Outline Drawing
(Units: mm)
RB0604 dimensional drawing
Hex nut (2 pcs. as standard) dimensional drawing
Basic Type: RB0805/RB0806/RB1006/RB1007 dimensional drawing
With cap: RBC0805/RBC0806/RBC1006/RBC1007 dimensional drawing
*Dimensions other than those listed below are the same as the Basic Type.
(Units: mm)
| Model | Basic Type Dimensions | *With Cap | Hex Nut Dimensions | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basic Type | With Cap | D | E1 | E2 | F | H | a | L | LL | MM | S | E3 | LL | Z | B | C | h |
| RB0805 | RBC0805 | 2.8 | 6.8 | 6.6 | 2.4 | 5 | 1.4 | 33.4 | 45.8 | M8 × 1.0 | 40.8 | 6.8 | 54.3 | 8.5 | 12 | 13.9 | 4 |
| RB0806 | RBC0806 | 2.8 | 6.8 | 6.6 | 2.4 | 6 | 1.4 | 33.4 | 46.8 | M8 × 1.0 | 40.8 | 6.8 | 55.3 | 8.5 | 12 | 13.9 | 4 |
| RB1006 | RBC1006 | 3 | 8.8 | 8.6 | 2.7 | 6 | 1.4 | 39 | 52.7 | M10 × 1.0 | 46.7 | 8.7 | 62.7 | 10 | 14 | 16.2 | 4 |
| RB1007 | RBC1007 | 3 | 8.8 | 8.6 | 2.7 | 7 | 1.4 | 39 | 53.7 | M10 × 1.0 | 46.7 | 8.7 | 63.7 | 10 | 14 | 16.2 | 4 |
Basic Type: RB1411/RB1412/RB2015/RB2725 dimensional drawing
With cap: RBC1411/RBC1412/RBC2015/RBC2725 dimensional drawing
*Dimensions other than those listed below are the same as the Basic Type.
(Units: mm)
| Model | Basic Type Dimensions | *With Cap | Hex Nut Dimensions | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basic Type | With Cap | D | E1 | E2 | F | H | K | L | LL | MM | S | E3 | LL | Z | B | C | h |
| RB1411 | RBC1411 | 5 | 12.2 | 12 | 3.5 | 11 | 12 | 58.8 | 78.3 | M14 × 1.5 | 67.3 | 12 | 91.8 | 13.5 | 19 | 21.9 | 6 |
| RB1412 | RBC1412 | 5 | 12.2 | 12 | 3.5 | 12 | 12 | 58.8 | 79.3 | M14 × 1.5 | 67.3 | 12 | 92.8 | 13.5 | 19 | 21.9 | 6 |
| RB2015 | RBC2015 | 6 | 18.2 | 18 | 4 | 15 | 18 | 62.2 | 88.2 | M20 × 1.5 | 73.2 | 18 | 105.2 | 17 | 27 | 31.2 | 6 |
| RB2725 | RBC2725 | 8 | 25.2 | 25 | 5 | 25 | 25 | 86 | 124 | M27 × 1.5 | 99 | 25 | 147 | 23 | 36 | 41.6 | 6 |
- *Please see catalog for information other than the above.
- *Image is of a representative model.
| Part Number |
|---|
| RBC2725SN |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Stroke S (mm) | Mounting Screw Nominal M | Nominal Mounting Screw [M] | Max. Absorbed Energy (J) | Operating Environment | Body Material | Max. Collision Velocity (m/s) | Min. Collision Velocity (m/s) | Overall Length L (mm) | Max. Resisting Force Value (N) | Max. Operating Cycle (cycle/min) | Operating Temperature Range (°C) | Collision speed range (m/s) | With cap | Option |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
- | 1 Piece(s) | Quote | 25 | M27 | 27 | 147 | Standard | [Steel] Rolled Steel | 5 | 0.05 | 124 | 2,942 | 10 | -10 to 80 | 0.05 to 5.0 | With cap | Stopper nut: 1 pc. |
Loading...
Basic Information
| Main Body, Related Components | Main Body | Structure | Fixed Type | Orifice Type | Multi Orifice Type |
|---|
Please check the type/dimensions/specifications of the part RBC2725SN in the Shock Absorber, RB Series series.
Specification/Dimensions
-
type
- 20-RB
- 20-RBC
- RB
- RBC
-
Stroke S(mm)
-
Nominal Mounting Screw [M]
-
Max. Absorbed Energy(J)
-
Operating Environment
- Standard
- Copper Group not Used
-
Body Material
- Steel
- Steel
-
Max. Collision Velocity(m/s)
-
Min. Collision Velocity(m/s)
-
Overall Length L(mm)
-
Max. Resisting Force Value(N)
-
Max. Operating Cycle(cycle/min)
-
Collision speed range(m/s)
-
With cap
- No
- With cap
-
Option
- Stopper nut: 1 pc.
- Hexagon nut: 2 pcs.
- Hexagon nut: 2 pcs. / Stopper nut: 1 pc.
- Hex nut: 3 pcs.
- Hex nut: 3 pcs. / Stopper nut: 1 pc.
- None
-
CAD
- 2D
- 3D
Days to Ship
-
- All
- 2 Day(s) or Less
- 21 Day(s) or Less
- 31 Day(s) or Less
- 32 Day(s) or Less
Specify Alterations
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
Products like this...
| Part Number |
|---|
| 20-RB0805 |
| 20-RB0805S |
| 20-RB0806 |
| 20-RB0806S |
| 20-RB1006 |
| 20-RB1006S |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Stroke S (mm) | Mounting Screw Nominal M | Nominal Mounting Screw [M] | Max. Absorbed Energy (J) | Operating Environment | Body Material | Max. Collision Velocity (m/s) | Min. Collision Velocity (m/s) | Overall Length L (mm) | Max. Resisting Force Value (N) | Max. Operating Cycle (cycle/min) | Operating Temperature Range (°C) | Collision speed range (m/s) | With cap | Option |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
- | 1 Piece(s) | Quote | - | M8×1.0 | 8 | 0.98 | Copper Group not Used | [Steel] Rolled Steel | 5 | 0.05 | 45.8 | 245 | 80 | -10 to 80～ | 0.05 to 5.0 | No | Hexagon nut: 2 pcs. | ||
- | 1 Piece(s) | Quote | - | M8×1.0 | 8 | 0.98 | Copper Group not Used | [Steel] Rolled Steel | 5 | 0.05 | 45.8 | 245 | 80 | -10 to 80～ | 0.05 to 5.0 | No | Hexagon nut: 2 pcs. / Stopper nut: 1 pc. | ||
MYR 344.33 | 1 Piece(s) | 21 Day(s) | - | M8×1.0 | 8 | 2.94 | Copper Group not Used | [Steel] Rolled Steel | 5 | 0.05 | 46.8 | 245 | 80 | -10 to 80～ | 0.05 to 5.0 | No | Hexagon nut: 2 pcs. | ||
MYR 344.33 | 1 Piece(s) | 21 Day(s) | - | M8×1.0 | 8 | 2.94 | Copper Group not Used | [Steel] Rolled Steel | 5 | 0.05 | 46.8 | 245 | 80 | -10 to 80～ | 0.05 to 5.0 | No | Hexagon nut: 2 pcs. / Stopper nut: 1 pc. | ||
MYR 422.65 | 1 Piece(s) | 31 Day(s) | - | M10×1.0 | 10 | 3.92 | Copper Group not Used | [Steel] Rolled Steel | 5 | 0.05 | 52.7 | 422 | 70 | -10 to 80～ | 0.05 to 5.0 | No | Hexagon nut: 2 pcs. | ||
- | 1 Piece(s) | Quote | - | M10×1.0 | 10 | 3.92 | Copper Group not Used | [Steel] Rolled Steel | 5 | 0.05 | 52.7 | 422 | 70 | -10 to 80～ | 0.05 to 5.0 | No | Hexagon nut: 2 pcs. / Stopper nut: 1 pc. |
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