N
The Global Insight

What is a washer fitting lamp shade

Author

Ava White

Updated on April 03, 2026

The washer fitter is the most common lampshade fitter in the US. … The washer is designed to fit on top of a harp. A harp consists of two wires that fit around the lamp socket and nest in a “harp saddle.” The harp saddle is mounted directly below the light socket.

What are the 3 types of lampshades?

Once you’ve picked the appropriate size of your lamp shade, you need to consider how it will attach to the base. The three most common types of lampshade assemblies are: Spider, Uno and Clip-on (see diagram).

Do all lampshades fit on all lamps?

If you are unsure of what shape lamp shade to choose, match the shape of the lamp shade to the shape of either the lamp or the lamp base. … A good lamp shade will cover all of a lamp’s hardware. For a balanced look, a table lamp should have a lamp shade that is approximately 2/3 the height of the lamp.

What are the parts of a lamp shade called?

Lampshades and lamp bases must have the same kind of fitter to work properly together. Lampshade parts include a spider, fitter and a harp and finial. These parts work together to affix the lampshade to the lamp base. The outside of a lampshade can be made of fabric, glass, metal or paper.

How do I know what type of lamp shade I need?

The shade should be about two-thirds the height of your lamp base. For the right lamp shade width, measure your lamp base and multiply by two. The widest part of your shade should be at least a half-inch wider than the widest part of your base on each side.

How do you change a lamp shade fitting?

  1. Unplug your lamp at the electrical outlet.
  2. Remove the current shade and harp by unscrewing the finial, removing the shade, and squeezing the harp out of the saddle.
  3. Squeeze the new harp into the saddle.
  4. Add your new shade and screw on the finial to secure it.

What holds the lamp shade to the lamp?

Lampshades attach to a lamp with a fitter A lamp shade’s frame will feature fitter parts which extend inward to connect with the lamp base. A lamp most often features a harp fitter which rises up from below the lamp socket and provides a platform on which the lampshade can sit, secured by a finial.

Why are lampshades so expensive?

Several reasons, not the least of which is shipping costs and corrugated. It takes a lot of cardboard to protect shades during shipment. Furthermore they take up a tremendous amount of room, and shippers charge based on size for shipments that don’t weigh a lot. It can be crazy expensive.

How should a lamp shade fit?

  1. Your shade should be about two-thirds the height of your lamp base (give or take an inch).
  2. Proportion is the key – too tall and the effect will be top heavy, but too short and your lamp will look out of balance.
What are different types of lamp shades?
  • Spider Fitter Shades. The spider lamp shade is the most common type of fitter for table and floor lamp shades. …
  • Clip-On Fitter Shades. …
  • Uno Fitter Shades.
Article first time published on

How big should a lampshade be on a lamp?

The width of the lampshade (diameter at the bottom) should be roughly equal to the height of the lamp base. The height of the lampshade should be about two thirds the height of the lamp base. The lampshade should be the wider than the widest part of the lamp base.

How do you measure a lamp shade fitting?

The fitter is the outer diameter of the lip which is inserted into the fixture’s shade holder. This will measure a little less than the fitter size so it can fit into the shade holder of the same measurement. The height of a glass shade is taken from the base of the fitter lip to the bottom of the shade.

What is a lamp fitter?

The fitter is the portion of the shade holder through which the glass lampshade actually passes and makes physical contact with the lamp. Shade holders come in different fitter sizes and so do glass lampshades. The idea, logically, is to match the same fitter size for both the shade holder and shade.

What is a lamp shade called?

A lampshade is a fixture that covers the lightbulb on a lamp to diffuse the light it emits. Lampshades can be made out of a wide variety of materials like paper, glass, fabric or stone. Usually conical or cylindrical in shape, lampshades can be found on floor, desk, tabletop, or suspended lamps.

Can you convert a lampshade?

Changing up a lampshade can be a quick and easy way to transform the look of a room, but finding the perfect lampshade can be a challenge. IKEA offers a wonderful selection of lampshades at reasonable prices but they have uno fittings and many lamps (especially older ones) feature traditional harp and finial fittings.

How do you fix a broken lamp shade?

Things You Will Need Glue any trim pieces back onto the lampshade using clear epoxy glue. Apply the glue with a spatula and smooth it into place. Hold the trim piece onto the rest of the shade with your fingers for about one minute until the glue sets. Align any parts of the shade that are cracked.

What is a harp on a lamp?

Lamp harps are the metal wire lamp part that typically mounts below the lamp socket and supports your lamp shade (see Fig. … The harp locks into the lamp via notched “legs” that slide into the short slotted arms of the harp base.

What size lamp do I need?

Your lamp should be a maximum of 1.5 times the height of the table. The shade should be twice as wide as the diameter of the base of the lamp. The lampshade should be no wider than the table it sits on. Your lamp should “go” with the style of the room.

How big should a ceiling lampshade be?

The height of the lampshade should be about three-quarters the height of the base. The diameter of the lampshade should be about the same as the height from the lamp base to the lamp fitting. The shade should be at least 1cm wider than the widest point of the base at both sides.

What is a washer fitting?

The Washer fitting (1/2″ ring) is the most common lamp fitting in the US. Suitable for making all types of circular rigid lampshades that will fit lamps that use. a harp or vertical rod system to hold the shade.

What does Spider mean in a lampshade?

A: spider refers to the cross bar configuration at the top of the shade, which requires a harp fixture rising from the base of the bulb to the top, upon which a screw-on finial holds the whole shade together.

Is a lamp shade a light fitting?

Fittings are usually attached by screws or a hook at most, for example pictures, lamp shades, curtains, kitchen appliances and rugs. They are usually taken by the sellers, but may be offered for sale.

How does a lamp shade work?

A lamp shade’s purpose is to protect the eye from the bulb’s glare and to direct light from the bulb in the lamp into the room. A common form of the lampshade on a floor lamp, for example, uses cloth or paper with a loose weave to block significant amounts of light in a horizontal direction.