Hex Head Mounting Bolts

Stainless steel (18-8), hex head mounting bolts are available. Hex head mounting bolts will be supplied when the letter “M” is shown in column thirteen of the interlock part number. Reference the Hybrid Ordering Guide.

Standard mounting bolt sizes:
a.) 3/8”-16 x ¾” (for Type B)
b.) 3/8”-16 x 1-3/4” (for type F, T, D and DM)
c.) 3/8”-16 x 2-1/4” (for type D latch block)
d.) 1/4”-20 x 5/8” (for TPS)

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Tamperproof Mounting Bolts


Stainless steel (18-8) tamperproof mounting bolts are available. Button Head Socket bolts will be supplied when the letter “T” is shown in column thirteen of the interlock part number. Reference the Hybrid Ordering Guide.

Standard tamperproof mounting bolt lengths:
a.) 3/8”-16 x ¾” (for Type B)
b.) 3/8”-16 x 1¾” (for type F, T, D and DM)
c.) 3/8”-16 x 2¼” (for type D latch block)
d.) 1/4”-20 x 3/4” (for TPS)

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Tamperproof Tools


The tamperproof key tool, or tamperproof bit tool, are required to install the tamperproof mounting bolts.

For Hybrid Series Mounting Bolts Specification Data Sheet Click Here