galvanized steel forged sill eye nut sill eye nuts for underground mining system
Product Description
- sill nut is also called high strength hanger ,which is used for under ground mining system
- The sill nut is made by forging .There is another process ductile iron casting eye nut
- The material of the sill eye nut is C1045 carbon steel
- There are three sizes 5/8" 7/8" 3/4" thread
- the weight for all different thread is same about 0.44kg
- Surface finish of the eye nut is electric zinc plated
- packed in small box 50 pcs per carton box
-
available in:
ductile iron - 2000 lb rating
5140 alloy - 4000 lb rating
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L = 4-1/2" overall
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5/8" - 11, 3/4" - 10, 7/8" - 9, and
1" - 8 UNC thread
Here are the details of pictures
Other type of eye nut oval eye nut are available:


Here are the machining process: