Festo QS standard series · source page 53
153273 · QSLF-x-4-B
Exact Festo ordering-table record with current 2026 EN_US datasheet availability verified.
Published ordering evidence
Exact catalog record
- Festo part number
- 153273
- Published type
- QSLF-x-4-B
- Product series
- QS standard series
- Current datasheet year verified
- 2026
- Catalog source page
- 53
- Published row text
- Gx 2.8 4 10 9.9 25 20 7 18.7 14.9 14 14 153273 QSLF-x-4-B 10
Verification boundary
What still needs to match
Tube interfaceConfirm tube outside diameter, material, hardness, insertion depth, and retention requirements.
Thread and sealingMatch metric/R/G thread standard, size, sealing-ring or thread-coating method, and port geometry.
Media and limitsVerify pressure, temperature, media compatibility, lubrication, vacuum use, and required flow.
EnvironmentCheck corrosion class, material, weld-spatter or food-industry requirements, orientation, and current Festo documentation.
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