The aluminum alloy sealed rivet nut does three things at once: it gives you a strong threaded insert, it locks permanently into place with clinching, and it seals against leaks. So you don't need extra sealing steps like gaskets or goop, and you avoid costs for welding or tapping threads.
Installation is quick, saving time on the line. It gives a good seal and strong threads right in the sheet metal, helped by the carbon steel core. Altogether, this cuts assembly costs, improves reliability, and works well.
If you put the aluminum alloy sealed rivet nut in right and use the proper surface treatment, it doesn't need much looking after. Mainly, just keep the seal and protective coating okay. Try not to push the assembly too hard, and keep it away from harsh chemicals that might mess with the seal or plating.
In places where rust is common, it's smart to check on it sometimes. Just look for any wear on the coating or damage to the seal. Thanks to the strong carbon steel core inside and a good clinch joint, these fasteners can last ages without trouble,pretty hands-off overall.
Mon | M3-1 | M3-2 | M4-1 | M4-2 | M5-1 | M5-2 | M6-1 | M6-2 |
P | 0.5 | 0.5 | 0.7 | 0.7 | 0.8 | 0.8 | 1 | 1 |
ds max | 3.84 | 3.84 | 5.2 | 5.2 | 6.35 | 6.35 | 8.75 | 8.75 |
dc max | 4.2 | 4.2 | 5.38 | 5.38 | 6.33 | 6.33 | 8.73 | 8.73 |
b min | 5.3 | 5.3 | 7.1 | 7.1 | 7.1 | 7.1 | 7.8 | 7.8 |
h max | 0.91 | 1.38 | 0.97 | 1.38 | 0.97 | 1.38 | 1.38 | 2.21 |
H max | 9.85 | 9.85 | 11.45 | 11.45 | 11.45 | 11.45 | 14.55 | 14.55 |
H min | 9.35 | 9.35 | 10.95 | 10.95 | 10.95 | 10.95 | 14-05 | 14.05 |
k max | 8.5 | 8.5 | 9.8 | 9.8 | 9.8 | 9.8 | 12.7 | 12.7 |
d2 max | 6.6 | 6.6 | 8.2 | 8.2 | 9 | 9 | 11.35 | 11.35 |
d2 min | 6.1 | 6.1 | 7.7 | 7.7 | 8.5 | 8.5 | 10.85 | 10.85 |
d1 | M3 | M3 | M4 | M4 | M5 | M5 | M6 | M6 |
Aluminum alloy sealed rivet nut,especially the 304 or 316 types,resist rust naturally because of their chromium oxide layer. Grade 304 handles most air exposure, fresh water, and mild chemicals just fine. Grade 316 handles saltwater, road salts, and industrial chemicals better, especially against pitting and crevice corrosion.
This makes them a good choice for places like boats, chemical plants, food gear, or outdoor spots anywhere you need a solid seal and strong corrosion resistance.