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All Categories > PEM® Brand Fasteners for Metal Sheets and Panels > Nuts for Sheet Metal > All Metal, Locking Thread Nuts – Types FE, FEO, HNL, LA4, LAC, LAS, LK, LKA, LKS, SL, UL, RT > All Metal, Locking Thread Nuts – Type HNL > Nuts - Type HNL - Unified > Part # HNL-0518-LZ  

Part # HNL-0518-LZ, Nuts – Types H, HNL - Unified

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  • Meets torque requirements for IFI 100/107 Grade B (unified) and ANSI B18.16.1M (metric) locknuts.
  • Type H is for use in sheet hardness HRB 80 or less on the Rockwell “B” scale.
  • Type HNL are for use in sheet hardness HRB 60 or less on the Rockwell “B” scale.




 Specifications   

Thread Size
.313-18 (5/16-18)

Type
Self-Locking HNL

Thread Code
0518

A (Shank) Max.

 View
.058 in

Min. Sheet Thickness
.058 in

Hole Size in Sheet + 0.005 - 0.000
.413 in

C Max.
.412 in

E ± .010
.575 in

T2 ± .010
.240 in

Min. Dist. Hole C/L to Edge

 View
.420 in

Thread Specification
IFI 100/107 Grade B

Fastener Material
Carbon Steel

Material Finish
Zinc plated per ASTM B633, SC1 (5µm), Type III, colorless plus sealant/lubricant

For Use in Sheet Hardness
HRB 60 / HB 107 or Less

CAD Supplier
PennEngineering® (PEM®)


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