Covers and protective housings
Review non-safety-critical covers or housings when geometry, environment, and failure consequences fit the process.
Spark & Spool · Design + production
OBSOLETE AND REPLACEMENT PLASTIC PARTS
Custom-made replacement plastic parts.
Start with a photo, sample, drawing, or file. We review the application and quote the work—from an unavailable knob or spacer to a non-safety-critical cover or bracket.
Custom manufacturing—not a stocked spare-parts catalogue.
Custom-order minimum: $200.Design and development are scoped and quoted separately.
Applications
Start with the original part and its real job.
A replacement request needs context about what the part does, what it touches, and what would happen if it failed. That screening is more important than reproducing appearance alone.
Knobs
Evaluate simple control or handling interfaces with attention to the connection geometry and intended use.
Spacers
Spacers are reviewed against the mating surfaces, loads, and fit requirements.
Brackets
Review non-critical plastic brackets against the surrounding geometry and practical application conditions.
Technical review
What we review before quoting.
A visual match is not enough. The review checks intended use, interfaces, environment, geometry, and failure consequences before any quote.
Use and function
Explain the original part's role in the application and the result it needs to achieve.
Failure consequences
Describe what happens if the part deforms, wears, loosens, or breaks so unsuitable work can be screened out.
Interfaces and geometry
Provide the available file or the dimensions and photos needed to understand mating surfaces and fit.
Environment and quantity
Share heat, moisture, chemical exposure, intended quantity, and deadline so Spark & Spool can complete the technical review.
Best starting point
Send a short message, with an optional photo, drawing, or CAD file. An existing sample can support later review; scanning and reverse engineering are scoped when needed.
Service limits
Technical suitability and failure consequence are reviewed. There is no guaranteed reproduction, fit, savings, availability, service life, tolerance, safety certification, or same-day quote. Unsuitable or failure-critical work is declined.
A direct conversation with Sergey
Discuss Your Replacement Part
Tell us what the part does and what you need. A short message is enough; attach a photo, drawing, or file if you have one.
Custom-order minimum: $200.
Design and development are scoped and quoted separately.
First articles, finishing, hardware and delivery are included only when quoted. An inquiry is free and does not place an order.