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Pin-clutch disc Ø50 × 8 with four Ø6 holes on R16, Ø8 bore

Name: Pin-clutch disc Ø50 × 8 with four Ø6 holes on R16, Ø8 bore dimension sheet
Creator: Xem Studio
License: https://creativecommons.org/licenses/by/4.0/

What is a pin clutch? · Modern device · basis: Xem Studio design following Brown's figure (1868); true size, no printing allowance

Also called: pin clutch, claw clutch disc, disco de embrague de pernos, Bolzenkupplungsscheibe

Exact dimensions. True size, with no printing tolerance added.

length: 50.0 mm
width: 50.0 mm
height: 8.0 mm

Notes

Ø50 × 8 disc fixed on one shaft with four Ø6 holes on a 16 mm radius: the studs of the sliding disc enter them to lock the two shafts together.
Xem Studio design following Brown's figure; true size, no printing allowance (apply your own to the mating features).

Pin-clutch disc Ø50 × 8 with four Ø6 holes on R16, Ø8 bore size chart

dimension	value
disc	Ø50 × 8
holes	4 × Ø6 on R16
bore	Ø8

Where the files are

Other publishers' files are linked, not hosted. "verify" = check the license at the link before commercial use.

Henry T. Brown (1868, public domain)	Five Hundred and Seven Mechanical Movements — scan on archive.org	web	Publisher's page; dimensions are facts
507movements.com	Brown's movement No. 52: figure, his text and an animation	web	Publisher's page; dimensions are facts
Xem Studio	drawing	web	Publisher's page; dimensions are facts

Free files

★ Free files 1 parts. Xem Studio design: free to use, print and sell things from; not to be republished as files. Xem Studio Design License. index.json

pin-clutch-disc-4-holes-50

disc, axis Z, z 0..8

STEP · STL

Let your AI pull this. Add https://xemstudio.com/mcp to Claude, ChatGPT, Cursor or any MCP client (free, no account, one minute) and it can look up exact sizes, mating fits and free STEP/STL from every chat.

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Plain text: sheet.txt · JSON: /api/geometry?object=pin-clutch-disc-4-holes-50

Pin-clutch disc Ø50 × 8 with four Ø6 holes on R16, Ø8 bore, isometric render of a generated part — Render of pin-clutch-disc-4-holes-50 from the free STEP; not to scale.

Fits with

Free

Pin (stud) clutch: studs on a sliding disc enter holes in a fixed disc, isometric render of a generated part

Pin (stud) clutch: studs on a sliding disc enter holes in a fixed disc3 sizes★ 1 file

Questions

What is a pin clutch?

Ø50 × 8 disc fixed on one shaft with four Ø6 holes on a 16 mm radius: the studs of the sliding disc enter them to lock the two shafts together.