HSS5X5X3/8 Dimensions & Weight

HSS5X5X3/8 is a square hollow structural section, 5 x 5 in nominal outside with a 3/8 in nominal wall (0.349 in design wall per AISC), at 22.37 lb per foot — commonly specified for columns, braces, and exposed architectural steel.

Start a free takeoffSee a finished takeoff →

Count every HSS5X5X3/8 on your drawing — upload a PDF, get the member list. 3 free takeoffs, no card.

HSS5X5X3/8 Dimensions

PropertyImperialMetric
Outside depth (nominal)5 in127 mm
Outside width (nominal)5 in127 mm
Wall thickness (nominal)3/8 in (0.375)9.5 mm
Design wall thickness0.93 x nominal, per AISC for A5000.35 in8.9 mm
Cross-section area (A)computed from weight and steel density6.57 in²42.4 cm²
Weight22.37 lb/ft33.3 kg/m

Standard: AISC. Values from the published section tables; dimensions not listed here are not shown rather than estimated.

What does HSS5X5X3/8 weigh and cost?

HSS5X5X3/8 weighs 22.37 lb per foot. At an example material price of $0.92/lb that is about $20.58 per foot. Set your quantity, length, and price to total your own run:

Count them on my drawing →

Total weight
447 lbs
Material cost
$411.61

Material only, example pricing. Actual steel pricing varies by region, grade, quantity, and market conditions — use your own supplier numbers for real bids.

Pricing more than one size? Build a full member list in the free calculator →

Tallying by hand? Free steel takeoff template (Excel)

Stop counting HSS5X5X3/8s by hand.

Upload your drawing set and SteelFlo puts a box on each steel label it finds, including HSS5X5X3/8, ready to review and export as a bill of materials.

3 free takeoffsNo credit card requiredAISC + 5 international standards

Found your size? Now count it on the drawing.

Upload your PDF and SteelFlo boxes the steel labels it finds, so you get a member list instead of a manual tally of HSS5X5X3/8 and its neighbors.

3 free takeoffsNo credit card required