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03-8171

Twist-on light dome for Williams Williams and Bally pinball games

Original part (OEM)

Not checked yet

We have not yet confirmed whether the manufacturer still sells it.

PorkForge replacement

Not made yet

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Part facts

Original part number
03-8171R1
Manufacturer
Williams
Part type
Lighting
System
Lighting
Notes
Plastic dome that twists onto the 03-8172 base; colour by suffix.
Last reviewed
Oct 28, 2026 · record pf-pin-00014

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
Williams Williams Not recorded generic part Reported 1
Williams Bally pinball games Not recorded generic part Reported 1

Check against your machine’s serial number before ordering.

Where to find one today

Source Condition Price Stock Checked
Pinball Life (Pinball Life LLC) 1 New, aftermarket $1.95 Not stated Oct 28, 2026

Can this part be made again?

EligiblePhysical replacement

Translucent lamp cover over a low-voltage bulb; near a lamp, so heat from incandescent bulbs needs a heat-tolerant material (PETG or ASA) or LED bulbs. Small (inferred).

Candidate materials: PETG, ASA (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. Pinball Life: Light Domes & Bases (category page) aftermarket · checked Oct 28, 2026

Not affiliated with or endorsed by Williams 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 (3 of 8 met)
  • ✕ OEM part number not yet verified from an OEM or dealer source
  • ✕ Cited by one website only, and not 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

Related parts

Part no. Part Make Fits Original PorkForge Sources
03-6035 Pop bumper skirt Williams Williams, Bally pinball games Not checked Research only 1
03-7034 Double-sided lane guide, 1-1/2 inch Williams Williams, Bally pinball games Not checked Research only 1
03-7655-8 Cable clamp, 1/2 inch Williams Williams, Bally pinball games Not checked Research only 1
03-8130 Long-necked translucent double star post Williams Williams, Bally pinball games Not checked Research only 1
03-8149 Light dome with screw tabs Williams Williams, Bally pinball games Not checked Research only 1
03-8172-13 Light dome base Williams Williams, Bally pinball games Not checked Research only 1
03-8247 Translucent double star post, 1-1/16 inch Williams Williams, Bally pinball games Not checked Research only 1
03-8662 Mini light dome with screw tabs Williams Williams, Bally pinball games Not checked Research only 1
03-8171
Original: not checked yet
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