Thumb Screws Inches – Steel

Thumb Screws Inches - SteelThumb Screws Steel - Drawing

Cold Formed

Dimensions 6-32 8-32 10-24 10-32 1/4 5/16 3/8
Min Max Min Max Min Max Min Max Min Max Min Max Min Max
Head A 0.39 0.42 0.43 0.45 0.53 0.57 0.53 0.57 0.63 0.67 0.84 0.88 1.00 1.05
B 0.27 0.31 0.29 0.32 0.41 0.44 0.41 0.44 0.53 0.57 0.65 0.69 0.73 0.77
C 0.06 0.09 0.09 0.12 0.11 0.13 0.11 0.13 0.15 0.17 0.17 0.20 0.22 0.25
C1 0.02 0.04 0.04 0.06 0.05 0.07 0.05 0.07 0.06 0.08 0.08 0.10 0.10 0.12
Shank L 3/8″ 1″ 3/8″ 1″ 3/8″ 1″½ 3/8″ 1″½ 3/8″ 2″ 1/2″ 3″ 5/8″ 3″

 

Materials

Steel (Fe) – Brass (OT 63)

Tolerances

UNC – UNF Thread class 2A
 Lenght L  ≤ 1″¼ > 1″¼ ≤ 3″ > 3″
± 0.03 ± 0.06 ± 0.07

Thread

On request: partial threading, lengths out of list, metric thread.

Dimensions

Unquoted parts in this document are not binding. Gamma Officine Meccaniche S.p.A. reserves the possibility to change, modify or eliminate products or dimensions without prior notice.

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