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Front Hub Locks, Loose Again?

Discussion in 'Early CJ5 and CJ6 Tech' started by 70cj5134f, Feb 1, 2019.

  1. 70cj5134f

    70cj5134f Member

    In Sept of 18 I almost lost my hubs they got sooooo loose!
    I thought I would try to improve my chances of them loosening again.
    Bought new g8 socket head bolts, star lock washers, and a fresh bottle locktite!
    Well, it's only been 5 months, very few road miles(maybe 50 total),mostly used
    On farm, left in low range, then I use the hub locks to mostly ride in 2wd low.
    And they started coming out again.
    Looks like I'm just going to have to check them each time I check the oil!
    Is their a simple fix for this? All u joints and bearings are good!
    Don't understand why they keep loosening, I don't beat on the jeep hard, it's only a 134.
    Guess I could drill heads and safety wire?
     
  2. timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    The hub bolts tend to come out. Warn used a special washer with a bend-over tab to keep the bolts from loosening. These washers are NLA, AFAIK. I replace the bolts in my hubs with studs, and secured them with flat washers and nylon insert nuts. The studs were secured with loctite. I cleaned oil or grease from the threaded holes with carb cleaner or brake cleaner, don't recall which. Seems ok, but my Jeep does not see a lot of miles.

    Safety wire would work too. McMaster-Carr should have cap screws that are already drilled for safety wire.
     
    70cj5134f likes this.
  3. fyrmn

    fyrmn Member 2023 Sponsor 2022 Sponsor

  4. cayenne

    cayenne Member

  5. jzeber

    jzeber Well-Known Member 2022 Sponsor

    ojgrsoi likes this.
  6. NCRenII

    NCRenII yellow fever

    walcks, scout parts and IH websites show them.
    In a pinch one can be fashioned out of a fender washer and tin snips or grinder
     
    Bowbender and Focker like this.
  7. Focker

    Focker That's a terrible idea...What time? Staff Member

    (y)
     
  8. 70cj5134f

    70cj5134f Member

    Nice, BUT(theirs always a but), for 34$ , I can drill for, let's see, Free!
    And my round head bolts would be trash!
     
  9. 70cj5134f

    70cj5134f Member

    melvinm likes this.
  10. 3b a runnin

    3b a runnin Active Member 2023 Sponsor 2022 Sponsor

    These work pretty well on heavy eq. Never tried them on my jeep
    wedge lock or Nord lock McMaster-Carr
    not sure there is enough room beside the bolt for this.
     
    Last edited: Feb 1, 2019
    Bowbender and 70cj5134f like this.
  11. jzeber

    jzeber Well-Known Member 2022 Sponsor

    I believe I picked mine up from Walck's for a lot cheaper than that. $18 for the set from Walck's.
     
  12. PeteL

    PeteL If it wasn't for physics, and law enforcement... 2024 Sponsor 2023 Sponsor 2022 Sponsor

    "Don't understand why they keep loosening"

    We had a long discussion on this some time back.

    IIRC one answer was to use studs with a specific body diameter that is a very close fit in the hole diameter. No room for that initial wiggle that leads to loosening.
     
    47v6 and Tom_Hartz like this.
  13. NCRenII

    NCRenII yellow fever

    Another thought would be insert studs and double nut or use nylocks.
     
    Tom_Hartz likes this.
  14. AKCJ

    AKCJ Active Member

    On my 70 with d30 and warn hubs I had the same problem. Years ago I switched to studs and nylocks.
    Never had them come loose again.
     
  15. 70cj5134f

    70cj5134f Member

    Never seen such a lock washer as this?
    Looks like great idea?
     
  16. mickeykelley

    mickeykelley Well-Known Member

  17. mike starck

    mike starck Member

    I went to socket heat bolts w/ high-collar lock washers some years ago.I have not had any problems with this system.If and when I do I will go to the studs with nylock nuts as a better mouse trap.
    Studs with nuts seems to be the ultimate clamping system for hi-performance and heavy duty applications. mike
     
  18. Tom_Hartz

    Tom_Hartz Member 2024 Sponsor 2023 Sponsor 2022 Sponsor

    I have studs, lock washers and nyloc nuts. Mine don't loosen.
     
  19. Tom_Hartz

    Tom_Hartz Member 2024 Sponsor 2023 Sponsor 2022 Sponsor

    This is what I run with lock washers. May be overkill but it works. I have them on the front and rear.
     
  20. 70cj5134f

    70cj5134f Member

    Yes, I will add studs on my want list. Retighten for now and ride.
    My first experience with a locktite failure?
    Probably my fault, might not have got the hole clean?