5/8" Dado Arbor
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5/8" Dado Arbor
Hello everyone. I just received today a dado arbor 5/8" and was wondering if anyone can tell me the proper way to place the washers to connect the dado blades. I received 2 hardened washers. 1 washer with a tab to place into the groove on the arbor. and 1 large thick washer. What is the proper placement of these washers???
Re: 5/8" Dado Arbor
PowerPro Mark 7, 11" Bandsaw, 4" Jointer, 12" Professional Planer, DC3300 Dust Collector, DW745, DW718 w/ DW723 and a DW788 w/ DW7880.
Success is not final, failure is not fatal: it is the courage to continue that counts. -Winston Churchill
Success is not final, failure is not fatal: it is the courage to continue that counts. -Winston Churchill
Re: 5/8" Dado Arbor
It depends on the thickness of the dado stack.
The goal is to build the dado stack as far as possible to the end of the threaded section of the arbor while still having enough thread to put the tabbed washer in place and last but not least fully seat the nut at the very end. The reason to build the dado stack as far to the right of the arbor as possible is so that the dado can come up through the table insert without the threaded part of the arbor interfering with the table tie bar.
Thus, depending on the thickness of the dado stack you are building, you will put the thick or thin washers on, either singly or in combinations, then dado stack, then tabbed washer, then nut.
It cannot be emphasize enough that you must always put the tabbed washer on immediately to the right of the dado stack, followed by the nut. The nut should be fully on (ideally threaded section of arbor flush to end of nut and with no thread sticking out; but better to have thread sticking out than to have the nut not fully on).
The goal is to build the dado stack as far as possible to the end of the threaded section of the arbor while still having enough thread to put the tabbed washer in place and last but not least fully seat the nut at the very end. The reason to build the dado stack as far to the right of the arbor as possible is so that the dado can come up through the table insert without the threaded part of the arbor interfering with the table tie bar.
Thus, depending on the thickness of the dado stack you are building, you will put the thick or thin washers on, either singly or in combinations, then dado stack, then tabbed washer, then nut.
It cannot be emphasize enough that you must always put the tabbed washer on immediately to the right of the dado stack, followed by the nut. The nut should be fully on (ideally threaded section of arbor flush to end of nut and with no thread sticking out; but better to have thread sticking out than to have the nut not fully on).
Gale's Law: The bigger the woodworking project, the less the mistakes show in any photo taken far enough away to show the entire project!
Re: 5/8" Dado Arbor
The thick washer (spacer) goes on first depending on the thickness of the dado blade. The end of the threaded shaft should always be past the nut. The two thin washers go on each side of the blade or molder head with the recessed sides in. The keyed washer should always be just under the nut.CLADD wrote:Hello everyone. I just received today a dado arbor 5/8" and was wondering if anyone can tell me the proper way to place the washers to connect the dado blades. I received 2 hardened washers. 1 washer with a tab to place into the groove on the arbor. and 1 large thick washer. What is the proper placement of these washers???
John & Mary Burger
Eagle's Lair Woodshop
Hooper, UT
Eagle's Lair Woodshop
Hooper, UT
- BuckeyeDennis
- Platinum Member
- Posts: 3815
- Joined: Tue Jul 24, 2012 10:03 pm
- Location: Central Ohio
Re: 5/8" Dado Arbor
I have a vague recollection that the proper assembly order is shown in an illustration on the back of the cardboard packaging insert. But right now, I'm feeling too lazy to go downstairs and check. 
Re: 5/8" Dado Arbor
It absolutely is. I was going to post a scan but they are still being sold so I thought I shouldn't.BuckeyeDennis wrote:I have a vague recollection that the proper assembly order is shown in an illustration on the back of the cardboard packaging insert. But right now, I'm feeling too lazy to go downstairs and check.
If anyone thinks it is OK I have it right here and can post it.
John & Mary Burger
Eagle's Lair Woodshop
Hooper, UT
Eagle's Lair Woodshop
Hooper, UT
- JPG
- Platinum Member
- Posts: 35600
- Joined: Wed Dec 10, 2008 7:42 pm
- Location: Lexington, Ky (TAMECAT territory)
Re: 5/8" Dado Arbor
IIWM, I would have already posted it. Safety takes precedence over copyright. Besides if SS finds it objectionable, it will disappear.jsburger wrote:It absolutely is. I was going to post a scan but they are still being sold so I thought I shouldn't.BuckeyeDennis wrote:I have a vague recollection that the proper assembly order is shown in an illustration on the back of the cardboard packaging insert. But right now, I'm feeling too lazy to go downstairs and check.
If anyone thinks it is OK I have it right here and can post it.
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Goldie(Bought New SN 377425)/4" jointer/6" beltsander/12" planer/stripsander/bandsaw/powerstation /Scroll saw/Jig saw /Craftsman 10" ras/Craftsman 6" thicknessplaner/ Dayton10"tablesaw(restoredfromneighborstrashpile)/ Mark VII restoration in 'progress'/ 10E[/size](SN E3779) restoration in progress, a 510 on the back burner and a growing pile of items to be eventually returned to useful life. - aka Red Grange
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Goldie(Bought New SN 377425)/4" jointer/6" beltsander/12" planer/stripsander/bandsaw/powerstation /Scroll saw/Jig saw /Craftsman 10" ras/Craftsman 6" thicknessplaner/ Dayton10"tablesaw(restoredfromneighborstrashpile)/ Mark VII restoration in 'progress'/ 10E[/size](SN E3779) restoration in progress, a 510 on the back burner and a growing pile of items to be eventually returned to useful life. - aka Red Grange
Re: 5/8" Dado Arbor
.JPG wrote:IIWM, I would have already posted it. Safety takes precedence over copyright. Besides if SS finds it objectionable, it will disappear.jsburger wrote:It absolutely is. I was going to post a scan but they are still being sold so I thought I shouldn't.BuckeyeDennis wrote:I have a vague recollection that the proper assembly order is shown in an illustration on the back of the cardboard packaging insert. But right now, I'm feeling too lazy to go downstairs and check.
If anyone thinks it is OK I have it right here and can post it.
OK here it is.
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SS Arbor.pdf- (505.48 KiB) Downloaded 657 times
John & Mary Burger
Eagle's Lair Woodshop
Hooper, UT
Eagle's Lair Woodshop
Hooper, UT