Long coupling nuts join two threaded rods or studs end-to-end.
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Coupling nuts (extension nuts) connect threaded rods for longer spans in construction, HVAC hangers, and structural tension members.
| Standard | DIN6334 |
|---|---|
| Size | M6–M36 |
| Material | Carbon Steel, Stainless Steel, Alloy Steel, Brass, Aluminum, Monel |
| Grade | 4.8, 5.8, 6.8, 8.8, 10.9, 12.9; Gr2/5/8 |
| Finish | Plain, Black Oxide, Zinc Plated, H.D.G, PTFE, Dacromet, Nickel, Chrome, Zinc Nickel |
Coupling Nut technical drawing — dimensions available on request
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