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gm disc conversion spindle seal? seals?

camp9k

Sr. Member
Joined
Mar 15, 2013
Messages
450
I bought a 44 with a gm disc conversion that had o miles on it. they went for a 9" in the front so it became a parts peace. it was missing a hub, both calipers and one caliper hanger. I have most of the missing parts and repacked the bearings and installed new inner hub seals. I am ready to put it together and noticed there is nothing between the axle and spindle bearing? isn't there an inner and outer spindle bearing seal? can these parts be bought at Napa. Im not sure what parts to ask for since its a gm spindle? Im selling the axle so I want to make sure everything is correct.

Thanks
John
 

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cldonley

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Robinson, TX
I pulled my spindles off a 3/4 ton cheby p/u, and I'm 99% sure they don't have seals. I've been able to buy all the parts at NAPA. I haven't installed mine yet, so I'll look at 'em when I get home unless you get a better answer sooner.
Chuck
 

bmc69

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Jun 11, 2004
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12,015
There certainly are seals there..important ones too. A small rubber lip seal goes in first, in that small gap between the spindle bearing and the face of the spindle. Then a retainer/spacer washer. Then another seal that actually is fit on the axle and pushes flat against the backside of the spindle face there..technically that seal is a Forsheda V-ring. The two seals and the spacer washer come, along with the inner bearing, in an SKF (or eq) BK-1 kit. Not sure about a part number for just the seals...
 
OP
OP
camp9k

camp9k

Sr. Member
Joined
Mar 15, 2013
Messages
450
awesome link...exactly what I was looking for!!!

I think this is the Napa part number PGB PBK1

Thanks!
 

Pa PITT

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Bronco Guru
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Jul 15, 2005
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11,300
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Stephenville TEXAS
Yes and do go to NAPA 1ST because most but not all of the Napa kits .. Are SBK1.. Napa's has 4 items in the kit .. All the pthers I've seen only have 3 pieces in the kit. Not a real problem .. But in a NAPA kit SBK1 you should get the little rubber lip seal a needle bearing and the larger lip seal and then 4th item is the flat Photolytic plastic fiber disk washer ..Back in 1966 there were Brass but later changed to Photolytic.. That still doesn't look correct on the spelling But I goggled it 40 times.
... Another tip to get that bearing out of the spindle I use a brake spoon .. That old spoon must have pulled 50 of them out before but the last time I did one it bent .. But it was the best tool I'd ever used ..
... Some one else join in an tell him the correct direction to place the seals. Funny an old Preacher was helping me pack some in about 1970 .. He took the seal an said ''Son you've got to fight thru the Hair before you get to the MEAT. I was so taken back I'm not sure I saw how he put in in place.
......... Amazing the things we remember from our past.
....................................
.........................................................................
..Side note here also I used to go Channel Cat fishing with that preacher . We'd set on the sloped bank with Stink bate line out.. You had to a slip weight an a sponge & stink.. The cat would lift it wait a few seconds and you had to set the hook as he made a run for it.
.. Funny when that old preacher missed a few .. You could here him Cuss under his breath. He's SAY ODD DAMMIT.. & Cut an Eye over toward me.. Later on a bad day, He'd say ''No Man is perfect Son!!''
 

DirtDonk

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Nov 3, 2003
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51,621
Luckily the OP has spindles that are pretty much brand new, so doesn't have to go through the hassle of pulling the bearings out. So even a kit with the 3 pieces should work.

I would definitely grease them too. Put some in there (same stuff you use as your wheel bearing grease is what I use) and press it into the rollers with a finger tip.
Then stick a fair glop of grease inside the tube. When the spindle is installed, the axle shaft will push the excess grease out the tip of the spindle into your hand and you can use it to pack the wheel bearings.

This packs the spindle bore with grease and helps keep water and rust at bay if it gets past the seals.
Your hubs, bearings and lockouts will thank you for that. ;D

Paul
 

EB Passed down

Full Member
Joined
May 20, 2007
Messages
175
Loc.
Jacksonville
the seal in the spindle goes in with the V open towards the engine. the photolytic ring goes on the stub shaft with the tapper towards the engine. the bigger seal goes meaty side to the engine up against the photolytic ring, if memory serves me correctly.
papitt, that thing with the preacher, i about choked on my breakfast ;D
 

DirtDonk

Contributor
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Nov 3, 2003
Messages
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I've heard others list that orientation for the small V-seal too, but mine were installed with the open side toward the wheel when I first took them off. I also looked in the books of the day and though the pics were small, I was sure I could just tell that this is how they wanted the orientation too. Or at least that's what I convinced myself, so that's how I've been installing them ever since.

Probably doesn't cause an issue either way, but it'd be nice if we had a good factory diagram or original installation (or installer!) to confirm.
Where did you first get your info Passed Down? If yours is more correct, I'll certainly not mind changing the way I've been doing it.

Paul
 
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