Item # SH-0420-1X, Type SH™ Hard Panel Nuts

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Installs into thin, harder, high strength steel materials (high strength steel sheets at 975MPA maximum ultimate tensile)
Allows overall weight reduction for all vehicles
Provides lower installed cost
Unplated threads may be oversized sized as permitted by thread standards to accept minimum plating thickness of .00020”/.0051 mm

Compare to other thin sheet fastening devices:

Unit of Measure

Thread Size	N/A .250-20 (1/4-20)
Thread Code	N/A 0420
Shank Code	N/A 1
A (Shank) Max.	N/A .054 in
Min. Sheet Thickness¹	N/A .056 in
Hole Size in Sheet + .003 - .000	N/A .344 in
C Max.	N/A .343 in
E ± .010	N/A .440 in
T ± .010	N/A .170 in
Min. Dist. Hole C/L to Edge	N/A .34 in
For Use in Sheet Hardness²	N/A HRC 30 / HB 277 or Less
Thread Specification	N/A Internal, ASME B1.1, 2B / ASME B1.13M, 6H
Fastener Material	N/A Hardened Alloy Steel
Standard Finish³	N/A No Finish (with Rust Preventative Oil)
Optional Finish	N/A Consult technical support for recommended optional finishes.
CAD Supplier	N/A PennEngineering® (PEM®)

¹ For maximum performance, we recommend that you use the maximum shank length for your sheet thickness.
² HRC - Hardness Rockwell "C" Scale. HB - Hardness Brinell.
³ Unplated threads are sized to accept a basic go gauge after .00025 in plating.

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