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PA23HDG Purlin Anchor

Simpson Strong-Tie

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Retail Price: $22.94
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Hot Dip Galvanized
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Product Overview

PA23HDG Purlin Anchor

The PA is a solution for wood-to-concrete and wood-to-masonry connections which satisfies code requirements. The PA is designed to connect roof purlins to a concrete wall as a purlin anchor or to connect studs to the foundation as a strap-tie holdown. The PA features a dual-embedment line for ease of installation.

Key Features

Minimum embedment line indicators for both concrete and masonry installations

Nailing pattern optimized for narrow face of nominal 3x or double 2x wood member

Low design profile minimizes visibility


12 gauge


Galvanized or ZMAX or HDG coating


Use all specified fasteners; some models have extra fastener holes.

See General Notes.

Purlin anchor must hook around rebar.

Allowable loads are for a horizontal installation into the side of a concrete or masonry wall.

Strap may be bent one full cycle (bent vertical 90°, then bent horizontal).

PA51/PA68 — for additional length, an MST strap can be attached using 1/2" bolts through existing holes.

Edge Distance — minimum concrete edge distance is 5". Minimum concrete-block left-to-right edge distance is 20".

Concrete Block Wall — the minimum wall specifications are:

A — one #4 vertical rebar, 32" long, 16" each side of anchor

B — two courses of grout-filled block above and below the anchor (no cold joints allowed)

C — a horizontal bond beam with two #4 rebars, 40" long, a maximum of two courses above or below the anchor

D — minimum masonry compressive strength, f'm = 1,500 psi


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