PennEngineering
PennEngineering
Corporate Headquarters – Danboro, PA
5190 Old Easton Rd.
Danboro, PA 18916
Phone: 215-766-8853
Toll-Free Phone: 1-800-237-4736 (U.S. only)
Email: info@pemnet.com
Website: www.pemnet.com
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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.
Unit of Measure

Specifications

Thread Size

 .375-16 (3/8-16)

Type

 Self-Locking HNL

Thread Code

 0616

A (Shank) Max.

 .058 in CL_H_HN_dimension.JPG

Min. Sheet Thickness

 .058 in

Hole Size in Sheet + 0.005 - 0.000

 .500 in

C Max.

 .499 in

E ± .010

 .650 in

T2 ± .010

 .300 in
Min. Dist. Hole C/L to Edge1 .480 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®)
  • 1 To minimize sheet distortion and maximize product performance, use a centerline-to-edge value greater or equal to the value specified.