Connectors & Grounding — Blackburn® Grounding Systems
Raised Floor Grounding Systems and Ground Rod Accessories Ground Electrode Boxes
Wt./100
Cat. No. 51628 51629
Description
Lb.
Kg
Standard Package
Pregalvanized Steel Hot-Dip Galvanized
1180 1200
536.3 545.4
5 5
14-gauge steel. 10" diameter, 12" depth.
Streamlined design reduces driving friction. Type C — Sectional Ground Rod Couplings • Threaded couplings of high-strength, corrosion-resistant alloy • Tapped for use on all standard threaded sectional rods
Cat. No.
Size (Nominal Diameter)
50C 50LC*† 60C*‡ 70C* 80C*
⁄2" 1 ⁄2" L 5 ⁄8" 3 ⁄4" 1" 1
Thread Size
⁄2"–13 UNS ⁄16"–12 UNS 5 ⁄8"–11 UNS 3 ⁄4"–10 UNS 1"–8 UNS
1 9
* UL® Listed 467 (425H). † CSA lists rods 1⁄2" and larger, 10' and longer. ‡ RUS Accepted.
Use with all standard threaded couplings. Type DS — Driving Studs • Made of high-strength steel • Compatible with all standard threaded couplings
Cat. No.
Size (Nominal Diameter)
50DS 50LDS*† 60DS*‡ 70DS* 80DS*
⁄2" 1 ⁄2" L 5 ⁄8" 3 ⁄4" 1" 1
Thread Size
⁄2"–13 UNS ⁄16"–12 UNS 5 ⁄8"–11 UNS 3 ⁄4"–10 UNS 1"–8 UNS
1 9
* UL® Listed 467 (425H). † CSA lists rods 1⁄2" and larger, 10' and longer. ‡ REA Accepted.
22
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