Also known as extensionnuts,these are commonly used to connect lengths of threaded rod and join threadedparts.
Low–StrengthSteel—Rated Grade 2 orlower,these are about half as strong as medium-strength steel couplingnuts.Use them with threaded rods that have a comparable strength rating to avoid stripping threads duringinstallation.
Zinc–PlatedSteel—A step up from plainsteel,the zinc plating withstands occasional exposure tomoisture.
Thread Direction
Right Hand
Fastener Strength Rating
Low
Material
Zinc-Plated Steel
Thread Size
5/8“-11
Length
21/8“
Width
13/16“
Threading
Fully Threaded
Coupling Nut Profile
Standard
Drive Style
External Hex
Nut Type
Hex, Coupling
System of Measurement
Inch
Thread Fit
Unified Standard Class 2B
Thread Spacing
Coarse
Thread Type
UNC
Country of Origin
Belgium, China, Croatia, France, Germany, India, Indonesia, Italy, Japan, Malaysia, Philippines, Poland, South Korea, Switzerland, Taiwan, Thailand, United Kingdom, Vietnam
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