Manufactured By the Ohio Nut & Bolt Co.
SF Weld Nut
SF Diagram
PDF Spec Sheet



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Part Number
Thread Size
Thickness Overall
Flange
Projection
Body Size (SQ.)
Dia. Height Width Height
L A B G (Ref.) H D
SF 2706 5/16-18 0.354
0.334
1.068
1.037
0.130
0.120
0.072 0.033
0.029
0.625
0.610
SF 3306 3/8-16 0.354
0.334
1.068
1.037
0.130
0.120
0.072 0.033
0.029
0.625
0.610
SF 4408 1/2-13 0.510
0.490
1.068
1.037
0.130
0.120
0.094 0.044
0.040
0.625
0.610

SF Weld Fastener Image

The square-bodied, through-hole SF weld nut features a 3600 ring weld projection. This ring projection gives a hermetic seal and is particularly adaptable to welding to cross wire. The greater weld area is advantageous when welding to thin-gage material because it provides extra strength to resist torque and shearing. An additional advantage of this nut is that it can be welded to cylindrical surfaces.

A thicker wall and the rugged construction of the SF weld nut makes it ideal for extra heavy-duty applications requiring greater strength and rigidity.



Material and Thread Information

Material:

C1010 High-Welding
Quality, Low Carbon Steel
Finish: Plain, Unless Specified
Threads: Unified Standard Class 2B ASME B 1.1-2003