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5/16-18 HEX WELD NUT-LONG PILOT-3 PROJECTIONS

Item No. HL3 51618-P14
Three uniform projections ensure reliable contact with the weld surface, even if it is not perfectly flat. The precision pilot accurately locates the threads in the pilot hole and prevents the nut from slipping off center during welding.


Specifications

A
0.562 (in)
Tol A
+0.000/-0.011 (in)
B
0.218 (in)
Tol B
+0.011/-0.009 (in)
C Width Across Ref. Only
0.624 (in)
D
0.040 (in)
Tol D
+0.003/-0.003 (in)
E
0.085 (in)
Tol E
+0.005/-0.005 (in)
F
0.469 (in)
Tol F
+0.000/-0.012 (in)
Family
HS3-P14
Finish
ZINC .0002 & CLR CHROM TRIVAL
Material
C1010 High-Welding Quality, Low Carbon Steel
Pilot Diameter
0.469 (in)
Pilot Height
0.085 (in)
Thickness
0.218 (in)
Thread Size
5/16-18
Threads
Unified Standard Class 2B ASME B 1.1-2003
Unit System
Inch
Web Description
3 Projection Hex Weld Nuts
Width
0.562 (in)

Description

Three uniform projections ensure reliable contact with the weld surface, even if it is not perfectly flat. The precision pilot accurately locates the threads in the pilot hole and prevents the nut from slipping off center during welding.
Item No. HL3 51618-P14

5/16-18 HEX WELD NUT-LONG PILOT-3 PROJECTIONS

Item No. HL3 51618-P14
Finish: ZINC .0002 & CLR CHROM TRIVAL
*Images are of plain finish items unless otherwise specified

Description

Three uniform projections ensure reliable contact with the weld surface, even if it is not perfectly flat. The precision pilot accurately locates the threads in the pilot hole and prevents the nut from slipping off center during welding.

*3D models are nominal. As-formed features (radii, projections, lock marks, etc.) may vary. Please refer to the product drawing or spec sheet for exact dimensions.

Specifications

A
0.562 (in)
Tol A
+0.000/-0.011 (in)
B
0.218 (in)
Tol B
+0.011/-0.009 (in)
C Width Across Ref. Only
0.624 (in)
D
0.040 (in)
Tol D
+0.003/-0.003 (in)
E
0.085 (in)
Tol E
+0.005/-0.005 (in)
F
0.469 (in)
Tol F
+0.000/-0.012 (in)
Family
HS3-P14
Finish
ZINC .0002 & CLR CHROM TRIVAL
Material
C1010 High-Welding Quality, Low Carbon Steel
Pilot Diameter
0.469 (in)
Pilot Height
0.085 (in)
Thickness
0.218 (in)
Thread Size
5/16-18
Threads
Unified Standard Class 2B ASME B 1.1-2003
Unit System
Inch
Web Description
3 Projection Hex Weld Nuts
Width
0.562 (in)

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© Copyright 2026 Ohio Nut and Bolt of Canada, LTD.. All rights reserved. Powered by Sana Commerce.
Ohio Nut and Bolt of Canada, LTD.
A Wholly Owned Subsidiary of Fastener Industries, Inc.
Ohio Nut and Bolt of Canada, LTD.
C/O TX7027C
PO BOX 7027, STN Adelaide
Toronto, ON M5C 2K7 Canada

905-624-2828 
© Copyright 2026 Ohio Nut and Bolt of Canada, LTD.. All rights reserved. Powered by Sana Commerce.