ROCHE 340091 7x5x1 O-ring for S40130 - Maintenance Spare  [RH-340091]

ROCHE 340091 7x5x1 O-ring S40130
Price:
CAD$3.44
Brand:
ROCHE
Model:
RH-340091
Condition:
Brand New
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Compact O-ring for Workshop Upkeep

The ROCHE 340091 7x5x1 O-ring is a small but important item for keeping RC models running smoothly. It creates a tight seal to limit leaks and reduce internal friction, helping moving parts operate without excess wear. Fitting into confined spaces, this O-ring supports predictable performance during regular service.

Common Workshop Uses

This O-ring is often used to refresh seals in shock bodies and small gear housings on 1/10 scale RC cars. By blocking dust and grit, it helps maintain damping consistency and gearbox reliability. Keeping a few spare ROCHE 340091 rings in your parts tray is a practical step for routine servicing and event prep.

Size and Fit Notes

With nominal dimensions of 7x5x1 mm, the ROCHE 340091 matches standard internal seal grooves in many hobby parts. Its size makes it suitable for a variety of components without needing custom modifications. Users should confirm internal groove dimensions before final installation.

Measure the internal groove and mating shaft with a caliper and compare to 7x5x1 mm. If the groove depth and bore match, the ring should seat correctly without stretching excessively.
Yes. The ROCHE 340091 is suitable for small shock seals and compact gearbox applications where a 7x5x1 profile is required, helping to keep oil and grease contained.
Clean mating surfaces before fitting, avoid over-stretching the ring, and use compatible lubricants to reduce wear. Inspect O-rings during routine service and replace if cracked or flattened.

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