Demo catalogue — invented products, brands and evidence for evaluation only.
18 confirmed fits safety screened

Dust port locking collar

Restores positive hose retention on workshop extractors with a worn collar.

Designed byMara Venn
Current releaseVersion 3.0
Design modePhysical only
InstallationModerate · 15–25 min
Strong fit evidence for Kova Pressa 818 successful installs across 1 exact applicability records. Check your model label below.
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Exact applicability

Check the label before ordering.

Model and revision context is part of the product—not a note buried in a description.

Product contextIdentifiersEvidence statusOutcomesLast confirmed
Northline ShopVac S2S2-1200 · Rev A/BS2-1200 · DP-63community confirmed39 order-linked reports, 8 measurement checks and one designer bench test.18 fit2 modified · 1 failed2026-09-28
This is an independent community replacement design. Product names and identifiers describe compatibility only; no OEM affiliation or endorsement is implied.

Production options

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Every eligible offer is pinned to version 3.0 and its production requirements. No hidden winner or live bidding.

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Installation guide

Moderate, about 15–25 min.

Tools: T10 driver · Small flat screwdriver

  1. 01

    Disconnect power and remove the brew unit following the product manual.

  2. 02

    Release the two handle clips and retain the original spring.

  3. 03

    Fit the replacement latch with the arrow facing the brew unit body.

  4. 04

    Cycle the handle three times before reinstalling the brew unit.

Order-linked evidence

What happened after installation.

Design, production and maker reputation remain separate so the cause of a poor outcome is not obscured.

“The revision identifiers matched my label exactly. The latch clicked into the original spring without filing.”

Élodie R.Pressa 8 · KP8-EU · Rev BSLS PA12 · 28 Sep 2026 Fits directly

“Clear instructions and the pivot feels substantially firmer than the broken original.”

Sam T.Pressa 8 · KP8-UK · Rev CFDM PETG-CF · 17 Sep 2026 Fits directly

“Needed one light pass with a file on the stop. I added a dimensioned photo for other early units.”

Ivo M.Pressa 8 · KP8-EU · early Rev BMJF PA12 · 04 Sep 2026 Fits with modification

Immutable release history

Geometry stays traceable.

Released production files are never silently overwritten. Material changes create a new version and new evidence context.

Version 3.02026-08-14 · active

Thicker pivot shoulder and 0.2 mm clearance adjustment for Rev C housings.

current