P2073A & P2073A SQ - Post Base (1-5/8" Series)

P2073A-No-Dimensions.png
  • p2073A-graphic2 wLabel
  • p2073A SQ-graphic2
Add to Project Download
Cut Sheet
Part No. Finish Product Weight / Piece (lbs)
P2073A EG 4.08
P2073A HG 4.325
P2073A GR 4.08
P2073A SS 4.08
P2073A ST 4.08
P2073A AL 1.63
P2073ASQ EG 4.08
P2073ASQ HG 4.325
P2073ASQ GR 4.08
P2073ASQ SS 4.08
P2073ASQ ST 4.08
P2073ASQ AL 1.63

    Design Loads (Bending Moment)



    Design Loads - P2073A (Bending Moment)
    Bending Direction Average Ultimate Load
    (lbs)
    Average Ultimate Bending Moment
    (in-lbs)
    Allowed Bending Moment
    (in-lbs)
    Strong 7,640  45,840 15,200
    Weak 3,100 18,600 6,200

    Notes:
    1. Design Loads only apply to UNISTRUT brand products. Look for "UNISTRUT" on the part.
    2. Average Safety Factor = 3.0 based on static testing to the ultimate strength of connection. 
    3. 1/2" Unistrut Channel Nut and Cap Screw torqued to 50 ft-lbs required for installation.
    4. Design Loads apply only to the P2073A part number.

    General Specifications

    Standard Dimensions (Unless Shown Otherwise on Drawing):

    • Hole Diameter:  9/16"  (14mm)
    • Hole Spacing (From End):  13/16"  (21mm)
    • Hole Spacing (On-Center):  1 7/8"  (48mm)
    • Width:  1 5/8"  (41mm)
    • Thickness:
    • 1/4"  (6.4mm) with steel meeting or exceeding ASTM A1011 SS GR 33, or
    • 0.220" (5.6mm) with steel meeting or exceeding ASTM A1011 HSLAS GR 45

    Note:

    • When used for mechanical supports, load capacities of brackets and fittings should be in compliance with the American Standard Code for Pressure Piping.

    Materials & Finishes

    Materials & Finishes - Standard:

    • Base Metal: Steel conforms to ASTM A1011 SS GR 33, A1011 HSLAS GR 45, A36, A575, A576, or A635.
    • Electrogalvanized (EG):  Conforms to ASTM B633, Type III SC1
    • Unistrut Defender (DF):  Conforms to ASTM A1059
    • Hot Dip Galvanized (HG):  Conforms to ASTM A123 or A153
    • Perma-Green (GR):  Conforms to commercial standards for powder coating
    • Perma-Gold (ZD):  Conforms to ASTM B633, Type II SC1
    • Plain (PL):  No finish 

    Materials & Finishes - Special Metals:

    • Stainless Steel, Type 304 (SS):  Conforms to ASTM A240 or A276, Type 304 *
    • Stainless Steel, Type 316 (ST):  Conforms to ASTM A240 or A276, Type 316 *
    • Aluminum (AL):  Conforms to ASTM B209, Type 1100F or 5052-H32 *

    * These materials have different physical properties and performance characteristics. Please contact us for design support.

    Related Resources

    Videos

    Technical Documents