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Products/Festo/1138643
Festo 1138643 Shock absorber DYSR-12-12-Y5-T
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Festo

1138643

Shock absorber DYSR-12-12-Y5-T

The Festo part number 1138643 is an industrial component featuring a single-acting, pushing mode of operation with a size of 12 and a 12 mm stroke. This unit operates in any mounting position within an ambient temperature range of -10 °C to 80 °C, providing adjustable cushioning over a 12 mm cushioning length. It handles a maximum impact velocity of 3 m/s, a max stop force of 900 N, and a max energy absorption of 10.8 J per stroke. Submit the exact part number, quantity, and application requirements for a quote.

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Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.

Manufacturer
Festo
Part number
1138643
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 1138643.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Size
12
Stroke
12 mm
Cushioning
Adjustable
Mounting position
Any
Position sensing
None
Max. impact velocity
3 m/s
Reset time at room temperature
0.2 s
Reset time at min. ambient temperature
1 s
Mode of operation
Pushing | Single-acting
Corrosion resistance class (CRC)
1 - Low corrosion stress
LABS (PWIS) conformity
VDMA24364-B2-L
Ambient temperature
-10 °C...80 °C
Cushioning length
12 mm
Max. stop force
900 N
Max. energy absorption per stroke
10.8 J
Max. energy absorption per hour
60000 J
Max. residual energy
0.05 J
Resetting force
4.5 N
Min. insertion force
38 N
Product weight
120 g
Load range
90 kg
Type of mounting
With locknut
Note on materials
RoHS compliant
Seals material
NBR
Housing material
Steel, galvanized
Piston rod material
High-alloy steel

Engineering context

Identification and RFQ Guidance

Confirm the exact configuration

Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

What to include in your RFQ

Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.

Technical verification

Our sourcing response is prepared against Festo 1138643. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.