Buss Bar QQ-W-343 / AA59551 Wire
Copper Buss Bar is part of Allied Wire's extensive line of Mil-Spec wire. It is sometimes referred to as Bus Bar by other manufacturers, distributors and users.
In general, buss bar is made of either copper or aluminum, and it conducts electricity in electrical distribution applications. Bus bar interconnects electrical apparatuses which are the loads and sources of the electrical power. These are apparatuses such as distribution boards, switchboards, generators, transformers and electrical substations. Our products meet the QQ-W-343 / AA59551 federal specifications for electrical wire.
Tinned Copper Buss Bar was previously considered Type QQ-W-343, but it now falls under the Mil-Spec A-A-59551 specification. A-A-59551 bus bar is also recognized as Mil-W-3861 and ASTM-B-33 wire. AA59551 wire is composed of pure electrolytic soft drawn, solid copper which is properly annealed and tinned for quick soldering. This QQW343 tinned copper wiring may be used for winding of coils, antennas, point-to-point wiring and for ground wire applications.
Extra Flexible Copper Rope is uninsulated wire composed of individual strands of soft-drawn tinned copper. This rope lay wire is designed with bunched stranded members. Our Extra Flexible Copper Rope meets ASTM-B-33 and QQ-W-343 standards.
Allied’s A-A-59551 / QQW343 Copper Buss Bar products are available in a wide range of AWG sizes to meet the needs of a variety of applications. We offer A-A-59551 tinned copper bus bar in sizes from 6 AWG to 36 AWG. QQW343 copper rope ranges from 4/0 to 16 AWG.
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