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APPLICATIONS
Used for overhead electrical transmission and distribution lines, grounding electrical systems, electrical test equipment and other infrastructure.

CONSTRUCTION
Conductors: Concentric-lay stranded bare copper conductors available in soft, medium hard, or hard temper. Stranded tin coated copper conductors available in soft temper only.

STANDARDS
  • ASTM B1 - Hard-drawn copper wire
  • ASTM B2 - Medium hard-drawn copper wire
  • ASTM B3 - Soft or annealed copper wire
  • ASTM B8 - Concentric-lay stranded copper conductors: all tempers
  • ASTM B258 - Standard Specification for Standard Nominal Diameters and Cross-Sectional Areas of AWG Sizes of Solid Round Wires Used as Electrical Conductors
  • Federal Specification QQ-W-343 - Wire, Electrical, Copper (Uninsulated)

NOTES
Dimensions and weights are nominal values, subject to standard manufacturing tolerances. Conductor ampacities are in accordance with the NEC, latest edition.



Updated 12/6/2021

Unit of Measure

Specifications

Item #
Soft

 N/A 300-01BC1900

Item #
Medium

 N/A 310-01BC1910

Item #
Hard

 N/A 320-01BC1920

Size AWG
or
KCMIL

 N/A 300 MCM

Number
of
Strands

 N/A 19/w

Overall
Diameter

 N/A 0.628 Inches

Weight
(lb/1000 ft)

 N/A 926.3 Lbs

Breaking
Strength
Soft

 N/A 9160 Lbs

Breaking
Strength
Medium

 N/A 10530 Lbs

Breaking
Strength
Hard

 N/A 13510 Lbs

Allowable
Ampacity

 N/A 590 Amps