M5 stainless steel lock thumb washer
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M5 stainless steel lock thumb washer
Espresso PartsSKU: R_43

M5 Lock Thumb Washer

$1.55

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Details

M5 Lock Thumb Washer (Stainless Steel)

A stainless steel internal/external tooth lock washer sized for M5 hardware, commonly used to keep grounds trays, manual group knobs, and doser hardware from working loose over time.

SPECIFICATIONS

  • Internal/external diameter: ø5.3/10 mm
  • Thickness: 0.6 mm
  • Material: stainless steel
  • Standard: UNI 8842 A / DIN 6798 A

COMPATIBILITY

  • Fits: Rancilio RE manual group, Rancilio MD 50/80 grinders, La San Marco NS-85 manual group, La San Marco 90/91/95/96 grinder dosers
  • Replaces: N/A
  • Works with: Mazzer Mini grounds tray clip (secures the clip in place)

INSTALLATION

A basic hand-tool fastener swap suitable for DIY.

PRO TIPS

  • This washer crosses over so many machines that it's worth keeping a few spares on hand for routine group or doser maintenance.

Customer Reviews

Attention CA Residents: Prop 65 Warning

WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.

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