George H. Seltzer & Co.
George H. Seltzer & Co.
P.O.Box 26, 103 Ridley Avenue
Folsom, PA 19033-0026
Phone: 800-445-4101 - 610-532-2322 • Fax: 610-532-3024
E-mail: zip@zipbolts.com
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Heat treated to tensile strength class 10.
Old Standard 1928 or AMF works standard.
Further special patterns available on request.
Unit of Measure

Specifications

Thread Size
(d) (mm)

 N/A 18

Nominal Slot Width (a) (mm)

 N/A 20

Exact Slot Width
(a) (mm)

 N/A 19.7

Bottom Width
(e) (mm)

 N/A 32

O.A. Height
(h) (mm)

 N/A 24

Height First Step
(k) (mm)

 N/A 12

Availability

 N/A To Be Advised