A close-up of the Lelit MC138 Jet Breaker Nut, a small brass part with a slotted head, threaded body, and three holes near the top—designed for use with Lelit espresso machines. © 2025 1st-line.com

Lelit MC138 Jet Breaker Nut

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$5.99

  • Standard ground shipping within the contiguous 48 states. Alaska & Hawaii shipping costs extra.
  • Total order must be over $99 after all discounts.
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  • Parts are non-returnable and non-refundable unless damaged in transit.
  • Parts do not include any over the phone technical support or instructions other than what is provided on the website.
  • Parts do not come with any warranty.
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Lelit MC138 Jet Breaker Nut

This jet breaker nut (MC138) is for the Lelit Anna (PL41QE) espresso machine models.

SPPMC138

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Lelit MC138 Jet Breaker Nut

Brand

Lelit
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Please ask follow up questions as a new question. Submitted questions will be first reviewed, answered, and lastly publicized.

    What type wide head screwdriver or tool do you recommend to best remove and replace this? Is there a required torque or is solidly hand tight sufficient?
  1. 0 votes
    Q What type wide head screwdriver or tool do you recommend to best remove and replace this? Is ther...... Read more answer now
    Asked by Perry on February 4, 2023 10:35 pm
    Answered by the admin

    Sorry, we just our largest flat head. There are no torque specifications by the manufacturer.
    2. i keep seeing 4 marks in my pucks-- like the jet holes are spraying right through the screen. could this indicate a pressure problem? or wear on the nut/screen?
  2. 0 votes
    Q i keep seeing 4 marks in my pucks-- like the jet holes are spraying right through the screen. cou...... Read more answer now
    Asked by Jonah Wachtell on September 19, 2019 1:26 pm
    Answered by the admin

    This is usually a grind issue or a dispersion screen issue.

Christian B. from United States (US) purchased

1st-line Safety Valve 3/8" 2.5 Bar

1 day, 1 hour, 57 minutes ago

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A close-up of the Lelit MC138 Jet Breaker Nut, a small brass part with a slotted head, threaded body, and three holes near the top—designed for use with Lelit espresso machines. © 2025 1st-line.com
Lelit MC138 Jet Breaker Nut
$5.99
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