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Item # 3068

All Thread Lamp Nipples, 1 inch

All Thread Lamp Nipples are a 1" length are used for lamp repair. Standard 1/8IP size fits many lamp parts, sockets and spindles.
  • Sold each
  • Available in various lengths
  • Material: Steel
  • 1/8 IP - 3/8" outside diameter - standard lamp size to fit most sockets & parts
  • 1" Length
  • Standard Lamp Thread Sizes

    Lamp Thread Sizes

    Standardized thread sizes for lamps enable many types of parts to be connected. It is imperative to know the thread size when replacing any antique lamp parts. List of common lamp threads and there uses provides a quick reference.

    • 8-32 - 5/32" outside diameter, used as holder screws with some glass shades.
    • 1/4-20 - 9/16" outside diameter
    • 1/4-27 - 7/32" outside diameter, used on harp posts & most lamp finials.
    • 1/8 IP-27 - 3/8" outside diameter, very common thread used on table lamps, socket caps, and some finials. Allows electrical wire to pass through pipe.
    • 1/4 IP-18 - 1/2" outside diameter, used on floor lamps, clusters, ceiling fixtures, and floor lamp bases.
    • 3/8 IP - 5/8" outside diameter, used on chandeliers and hanging lamps.

    Lamp Thread Sizes

    Lamp Terminology

    • F: designates a female thread - part is tapped having interior threads.
    • M: designates a male thread - threaded with exterior threads.
    • Watts: Volts multiplied by Amps
    • Amps: Watts divided by Volts
    • Volts: Watts divided by Amps

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