The best price on the
"The best price on the web for this hard-to-find item. A must for restoring antique lights and lamps."
B&P Lamp Supply
SKU#: 40327
BRAND: B&P Lamp Supply
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Features:
Long Paper Insulator for FAT-BOY Turn-Knob Socket to fit FAT-BOY socket interiors. FAT-BOY sockets have over-sized bases compared to regular medium-size lamp sockets even though they both accept the same medium-size light bulbs. Fat-Boys are often found on early electric (antique) lamps & fixtures. This one-slot insulator is intended for use as a replacement for worn or missing insulators. 1-3/16" top inside diameter, 1-9/32" base inside diameter, 2" height.
Socket cap insulators sold separately.

Receive free shipping for orders over $49.
You may return merchandise (for any reason) as long as it is returned within 30 days of the date of shipping.
Overall rating: 4.847826 / 5 from 46 reviews.
This Fat-Boy or Electrolier Socket Shell Paper Insulator is designed as a replacement for worn or missing insulators in FAT-BOY Turn-Knob Sockets, which have over-sized bases compared to regular medium-size lamp sockets. Customers have praised the product for its excellent replacement functionality and quick shipping.
Review topics: ["replacement","fit","quality","service","shipping","order","fixture","price","end","lamp"].
"The best price on the web for this hard-to-find item. A must for restoring antique lights and lamps."
"This Fat-Boy Insulator is quality part, but as another reviewer stated it did not fit his Fat-Boy Socket. I had the same problem the big end fit fine but the small end was too big for my Paulding Fat-Boy Socket. I bought one more insulator than I needed to experiment with modifying the small end. I took a pair of sharp scissors and cut thru the insulator small end only down to the radius. This cut was 90 degrees from the key slot on the insulator. Then I made a second cut spaced about 3/16" to 1/4" away from the first and cut at an angle so as to connect with the first cut at the radius. This removed a pie shaped piece from the insulator. Once the insulator was pushed in the socket shell the two sides of the cut were forced together completely closing the pie shaped opening. It worked perfect."
"Hasn't came yet"
"Rebuilding two antique lamps and unsure of what would fit best so I bought 3 sizes. All great products with quick delivery. One of the sets fitted great with a little deeper slot for the switch. Good people to deal with."
"Just what I needed to make my old lamp operational again!"
"Worked just fine"
"Great part! I had to trim it to fit the lamp - but it worked out perfectly!"
"Perfect replacement for restoring my100+ year old theater chandeliers"
"Quality replacement socket insulator. I was able to correctly finish the restoration of my antique porch light."
"Always very good with exact replacement parts !"