Hi-Tech Fasteners Inc.
Hi-Tech Fasteners, Inc.
4940 Winchester Boulevard
Frederick, Maryland 21703-7400

Toll Free: 800.466.1940
Tel: 301.831.1277
Fax: 301.831.8296
Email: sales@hitechfasteners.com
Website: www.hitechfasteners.com
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Type SL self-locking nuts are designed with a unique and economical TRI-DENT® locking feature, which meets demanding locking performance requirements.
  • 3 cycle locking performance. Achieved using steel socket head cap screws, 180 ksi / property
Unit of Measure

Specifications

Thread Size

 N/A .313-18 (5/16-18)

Thread Code

 N/A 0518
Shank Code1 N/A 2

A (Shank) Max.

 N/A .087 in a1385_1.jpg

Min. Sheet Thickness

 N/A .091 in

Hole Size in Sheet + .003 - .000

 N/A .413 in

C Max.

 N/A .412 in

E ± .010

 N/A .500 in

T ± .010

 N/A .230 in
Min. Dist. Hole C/L to Edge2 N/A .38 in

For Use in Sheet Hardness

 N/A HRB 80 / HB 150 or less

Thread Specification

 N/A Internal, ASME B1.1, 2B

Fastener Material

 N/A Heat-Treated Carbon Steel

Standard Finish

 N/A Zinc plated per ASTM B633, SC1 (5µm), Type III, colorless

CAD Supplier

 N/A PennEngineering® (PEM®)

Inventory

 N/A {0}
  • 1 Other shank and screw lengths available.
  • 2 To minimize sheet distortion and maximize product performance, use a centerline-to-edge value greater or equal to the value specified.