Hurricane propeller propel tee nuts

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net-david said:
Has anyone used these tee nuts? They are listed by Partsexpress as Hurricane nuts, McMaster-Carr calls them propeller or propel nuts
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I would be using them into 1" MDF.

Thanks,
David

I used these for a few projects, along with 8-32 1" socket head cap screws, and I love them. I have removed and installed the drivers a few times, with no problems, unlike regular t-nuts, where they tend to slip out and fall into the cabinet. I got them when they were the Deal of the Day at Parts Express, about a year or so ago.

--
Brian
 

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I love T-nuts because you can easily get your screws in and out 100 times
I hate T-nuts because I can't seem to get them into the wood properly 😛 The big spikes always get on the border of your wood, so a big chip comes off..

Do you still 'install' these by slamming them with a hammer? (or by pulling them in when tightning a screw ofcourse)

Don't think I can get these in the Netherlands.. but I'm going to order from PE pretty soon anyway 😀

edit:
and is the backplate smaller on these ones? that would be nice 🙂
 
Hi, Nuuk, sorry to drag this back up, but you may have notice the thread I just started about gettin hold of some t-nuts, and I have been having trouble finding them in sensible numbers. If you could tell me where you get yours from here in the UK that would probably be very useful.

Andrew.
 
Hi, Nuuk, sorry to drag this back up, but you may have notice the thread I just started about gettin hold of some t-nuts, and I have been having trouble finding them in sensible numbers. If you could tell me where you get yours from here in the UK that would probably be very useful.

Hi Andrew,

I just went down to Bridgwater (Somerset), and went into a trade store that sells tools and fittings. They have T-nuts in all sorts of sizes and quantities and are happy to sell me what I want. If I want a very small quantity, they usually just ask me to drop something in the charity box!

The store is called Techno but I don't know if there are other branches.

Screwfix used to stock T-nuts but I cannot see them in their current catalogue.
 
Razorfist said:

I hate T-nuts because I can't seem to get them into the wood properly 😛 The big spikes always get on the border of your wood, so a big chip comes off..

Do you still 'install' these by slamming them with a hammer? (or by pulling them in when tightning a screw ofcourse)


best way is to use a bolt with a washer and tighten it up you risk going in at an angle if you hit them with a hammer and that'll cause your wood to split
 
I've used the lowly T-nut for years. In a manufacturing process and now in my speaker building hobby. They are simple to use and very effective. Any problems of them falling out, cross threading, mdf chip out etc. is most likely an indication of improper installation. My steps are: 1. properly locate the desired hole 2. use drill press with drill size that fits the t-nut barrel (drill press gives a true perpendicular, a lot of problems arise from a badly mounted t-nut) 3. use a hammer with a solid backing surface (like a cement floor; especially with MDF) to put them in place. 4. Dry fit the speaker to make sure the bolts will turn in easily. This is all done with the baffle not yet attached to speaker cabinet.
hope this helps
PS in Canada, t-nuts are available at Home Depot for about 20 cents CAD.
 
Do you still 'install' these by slamming them with a hammer? (or by pulling them in when tightning a screw ofcourse)

I always just put them in with a clamp. I never have any problems with stripped bolts, misaligned t-nuts, etc. Just put a scrap piece of wood on the oposite side of the t-nut so the clamp doesn't leave in impression in the wood.
 
I have used t-nuts just once with good results. After I drill the whole for the t-nut, I drill 3 very small starter holes for the prongs. I put some super glue around the shaft and prongs. Then use a bolt to pull the t-nut in place. The bold is left in until the glue to dry.
 

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