Skip to product information
Structural nuts Steel Type A563 DH 3/4” 1-1/4”
$1.59
Heavy Hex Nut – Structural Steel Type A563 DH
-
Type: Heavy hex nut
-
Thread size: 3/4”-10 UNC (interior ≈ 19.05–20.5 mm)
-
Width across flats: 1-1/4” (31.8 mm) – măsurată la tine 35.6 mm incluzând strat oxidic
-
Material: Medium carbon steel, quenched & tempered
-
Strength: Grade DH (high-strength, matched to A325/A490 bolts)
-
Finish: Plain / Black oxide
-
Standard: ASTM A563 Grade DH
-
Typical use: Structural steel joints with A325 or A490 bolts