PS 858 - Beam Clamp

Can be used with PS 871 Safety Anchor Strap
 
Part No. A B C D Finish Product Weight / Piece (lbs)
PS 858 1/2"-13 1/2" - 13 1/4" (6.4) 1/2" x 1-1/2" 15/16" (23.8) EG 1.3
PS 858 1/2"-13 1/2" - 13 1/4" (6.4) 1/2" x 1-1/2" 15/16" (23.8) HG 1.378
PS 858 1/4"-20 1/4" - 20 1/8" (3.2) 3/8" x 1-1/2" 7/8" (22.2) EG 0.67
PS 858 1/4"-20 1/4" - 20 1/8" (3.2) 3/8" x 1-1/2" 7/8" (22.2) HG 0.71
PS 858 3/4"-10 3/4" - 10 5/16" (7.9) 5/8" x 1-1/2" 1-5/16" (33.3) EG 1.6
PS 858 3/4"-10 3/4" - 10 5/16" (7.9) 5/8" x 1-1/2" 1-5/16" (33.3) HG 1.696
PS 858 3/8"-16 3/8" - 16 3/16" (4.8) 1/2" x 1-1/2" 15/16" (23.8) EG 1
PS 858 3/8"-16 3/8" - 16 3/16" (4.8) 1/2" x 1-1/2" 15/16" (23.8) HG 1.06
PS 858 5/16"-18 5/16" - 18 1/8" (3.2) 3/8" x 1-1/2" 7/8" (22.2) EG 0.67
PS 858 5/16"-18 5/16" - 18 1/8" (3.2) 3/8" x 1-1/2" 7/8" (22.2) HG 0.71
PS 858 5/8"-11 5/8" - 11 5/16" (7.9) 5/8" x 1-1/2" 1-5/16" (33.3) EG 1.6
PS 858 5/8"-11 5/8" - 11 5/16" (7.9) 5/8" x 1-1/2" 1-5/16" (33.3) HG 1.696

    Design Loads

    Design Loads - PS 858
    Part Number  Design Load
    lbs (kN)
    PS 858 1/4 650 (2.89)
    PS 858 5/16 650 (2.89)
    PS 858 3/8 1,100 (4.89)
    PS 858 1/2 1,600 (7.12)
    PS 858 5/8 2,400 (10.68)
    PS 858 3/4 2,400 (10.68)

    Notes:

    1. Design loads only apply to Power-Strut brand products.
    2. Safety factor = 2.5 based on ultimate strength of connection.
    3. Set Screw Installation Torque:

    PS 858 1/4, PS 858 5/16:  60 in-lbs (7 N-m)
    PS 858 3/8, PS 858 1/2:  125 in-lbs (14 N-m)
    PS 858 5/8, PS 858 3/4:  250 in-lbs (28 N-m)

    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
    • Power-Strut 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.