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5100046596

R-knob, D-shaft (JC amps) for Roland JC-series Jazz Chorus amplifiers

Original part (OEM)

Not checked yet

We have not yet confirmed whether the manufacturer still sells it. ✓1 Checked Oct 28, 2026.

PorkForge replacement

Not made yet

No requests yet. Be the first: requests decide what we make.

Part facts

Original part number
5100046596✓1
Manufacturer
Roland
System
Operator controls
Notes
Genuine Roland control knob with a D-shaft bore for the JC (Jazz Chorus) amplifier range, sold by a UK Roland dealer under Roland number 5100046596. On 28 Oct 2026 the dealer showed none in store or in its warehouse. Specific JC models are not listed.
Last reviewed
Oct 28, 2026 · record pf-mus-00024

Dimensions How to measure this part

Not measured yet. Have this part? Send us its measurements and we will credit the source.

Fits these machines

Model Years Notes Evidence
Roland JC-series Jazz Chorus amplifiers Not recorded models not listed Reported 1

Check against your machine’s serial number before ordering.

Where to find one today

Source Condition Price Stock Checked
Andertons Music (UK Roland dealer) 1 New, original £2.49 (about $3.32) Out of stock Oct 28, 2026

Prices in other currencies are shown as the seller listed them, with US dollars at the European Central Bank reference rate for the day they were checked.

Why it is hard to get

  • Backorder: Out of stock at a UK Roland dealer (0 in store, 0 in warehouse) on 28 Oct 2026. 1

Can this part be made again?

EligiblePhysical replacement

Amplifier control knob: not structural, hot or mains-insulating (it sits on the pot shaft outside the chassis). Under 205 mm (inferred).

Candidate materials: PETG, ABS-like resin (confirmed by test-fitting).

EligibleSTL / FreeCAD file

Can be offered as a printable file and an editable FreeCAD model once the measurements are verified.

Sources

  1. Roland Replacement R-Knob, D-Cut for JC Amps (Andertons) dealer · checked Oct 28, 2026

Not affiliated with or endorsed by Roland or its successors. The name is used only to identify compatibility. Part numbers are shown for reference. Check fit against your own machine. Spot a mistake?

Verification checklist (5 of 8 met)
  • ✓ OEM part number verified from a cited source
  • ✓ Cited by two websites, or by an OEM or dealer source
  • ✓ At least one compatible model with a source
  • ✕ 1 kinds of fact beyond the name (aftermarket prices); 3 needed
  • ✕ Original availability not yet checked
  • ✓ Text and title are distinct
  • ✓ No editorial hold
  • ✕ Not yet reviewed and signed off for search

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5100046596
Original: not checked yet
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