Strut Services Group, Inc.

Unistrut Alabama

P2407 / P3280 / P3380


P2407 / P3280 / P3380
End Cap (1-5/8″ Series)



Part No. Use With Finish Product Weight / Piece (lbs)
P2407 P1000 EG 0.1
P3280 P3000 or P3200 Series Insert EG 0.08
P3280 P3000 or P3200 Series Insert HG 0.085
P3380 P3300 or P3300 Series Insert EG 0.05
P3380 P3300 or P3300 Series Insert SS 0.05
Standard Lengths:
  • 10 feet: 10′ or 10’ 1/8” (3.05m) ± 1/8″ (3 mm)
  • 20 feet: 20′ or 20’ 3/8” (6.11m) ± 1/8″ (3 mm)
Special Lengths:
  • Available with a tolerance of ±1/8″ (3 mm). Request quote.
Curved Channel:
  • Many Unistrut channel sections can be supplied with a curve. Contact us for our ordering form, specifications, and instructions.
Load Data:
  • All beam and column load data pertains to carbon steel and stainless steel channels.
  • Load tables apply only to UNISTRUT brand channel. Look for “UNISTRUT” on the product.
  • Load tables and charts are constructed to be in accordance with the SPECIFICATION FOR THE DESIGN OF COLD-FORMED STEEL STRUCTURAL MEMBERS 2007 EDITION published by the AMERICAN IRON AND STEEL INSTITUTE USING ASD METHOD.
  • Loads are based on 33 ksi steel cold formed to 42 ksi.
  • Safety Factor to Yield Strength is 1.67 for Beam Loads and 1.80 for Column Loads.
  • Beam loads are based on a simple beam and are given as a total uniform load (W) in pounds. For proper calculation procedures, refer to our Beam Load Calculation Guide.
  • For bearing loads, reference our bearing loads page.
  • Welded channels are spot welded 2″ (51 mm) or 3″ (76 mm) on-center.

Materials & Finishes:

  • Pregalvanized (PG):  Conforms to ASTM A653 SS GR 33, G90.
  • Electrogalvanized (EG):  Conforms to ASTM B633, Type III SC1 or SC3
  • Hot Dip Galvanized (HG):  Conforms to ASTM A123 or A153
  • Stainless Steel, Type 304 (SS):  Conforms to ASTM A240 or A276, Type 304
Design Loads – P2950
Feet Per Minute
Rotations Per Minute
Design Load in P1000
lbs (kN)
180 600 300  (1.33)
90 300 450  (2.00)
30 100 600  (2.67)



Design loads only apply to Unistrut brand products. Look for “UNISTRUT” on the part.

Safety factor = 2.5 based on the ultimate strength of the connection when mounted to 12 gauge channel.

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