3D printing replacement parts is often the fastest way to fix something when the original part is broken, lost, or no longer sold. A cracked appliance clip, a missing knob, a broken bracket, or a worn gear can stop a perfectly good machine or product from working. Our 3D printing studio in Los Angeles helps homeowners, businesses, and equipment owners reproduce parts that would otherwise be impossible to find.
What Kinds of Parts Can Be Replaced?
Plastic parts are the most common candidates, including:
- Appliance clips, latches, hinges, and knobs
- Equipment housings, covers, and brackets
- Gears, spacers, and bushings
- Furniture fittings and caps
- Car interior trim pieces and clips
- Vintage electronics knobs and panels
- Industrial machine guards and fittings
Metal parts can also be reproduced through metal 3D printing or by using a printed pattern for casting, depending on the requirements.
Step 1: Capture the Shape
Measure and model
For simple parts, careful measurement with calipers and a few photos is often enough for our designers to recreate the part in CAD.
3D scan
For complex shapes or curved surfaces, 3D scanning captures the geometry accurately. The scan is then turned into a clean CAD model.
Rebuild broken parts
If the part is broken into pieces, we can scan the fragments and reconstruct the original shape digitally. If one side is missing, we can often mirror the intact side.
Step 2: Improve the Design (If Needed)
A part that broke may have a design weakness. When recreating it, we can add thickness at stress points, round sharp corners, or adjust clearances. Small improvements can make the replacement more durable than the original.
Step 3: Choose the Right Material
Material choice is the key to a replacement part that lasts:
- Nylon (SLS/MJF): tough and wear resistant; excellent for clips, gears, and brackets.
- PETG or ASA (FDM): good general-purpose options; ASA handles sun and outdoor exposure.
- Polycarbonate or carbon-fiber nylon: for stiff, high-strength needs.
- Flexible TPU: for seals, bumpers, and grips.
- Tough resins (SLA): for small, precise parts with fine detail.
- Metal printing: when the original was metal or must withstand heat and high loads.
Tell us where the part lives: near heat, in sunlight, under load, or in contact with chemicals or water.
Step 4: Test the Fit
The first printed part is checked against the original location. Minor adjustments to clearances or hole sizes are normal. Once it fits and functions, additional copies can be printed anytime from the same file.
A Note on Safety-Critical Parts
Printed replacements are a great solution for many components, but parts involved in safety, such as brake components, structural load-bearing parts, or pressure equipment, need careful engineering review. We will tell you honestly when a printed part is not the right solution.
Keep a Digital Spare
Once a part has been modeled, the CAD file becomes a digital spare. If it breaks again years later, we can reprint it without starting over.
What It Costs
Simple replacement parts are often affordable, especially when they can be modeled from measurements. Complex parts requiring scanning and reconstruction cost more for the first copy, and additional copies are much cheaper. Bring the part in or send photos and we will give you a clear estimate.
Replace Your Part in Los Angeles
eCadCam has more than 22 years of experience in CAD, scanning, and 3D printing. Visit us at 4212 San Fernando Rd, Glendale, CA 91204, call 213.489.1173, or request a quote and bring the broken part.