Last weekend I installed a set of the 15mm Ichiba V1 spacers I noticed that I had more thread engagement for my lug nuts without the spacers Prior to the spacers the lugs nuts threaded on about 9 full turns by hand with the new set I have 6 5 turns That roughly works out to about 15 5 mm of thread engagement in the lug nut vs the 19 5 mm I had without the spacers
Minimum Thread Engagement for Lug Nuts 1 5 x Diameter of Threads Lug End Types Closed End Lugs Nuts are available in 1 Piece and 2 Piece designs 1 Piece Design Lug Nutsare used primarily for cosmetic purposes whereas 2 Piece Design Lug Nutshas a thin metal cap on the top of the nut The 2 Piece design protects against false torque readings
2011 12 06 nbsp 0183 32 quot A general engineering rule is 1 5x diameter for thread engagement quot I probably have 1 0 diameter as it is quot if it is just for winter go pony up for some open lugnuts for aluminum rims quot How would the open lug nuts help me Thanks I found some 12X1 5 length 3 25 quot wheel studs online does anyone know the stock length for an 88 RC
2020 02 08 nbsp 0183 32 Make sure you have a minimum thread engagement of the diameter of the vehicle stud as recommended by SAE An example is if the stud size of your vehicle is 189 then you will need a minimum of 189 of threads into the lug nut Does anti seize cause bolts to loosen Advantages of Anti Seize Compound This compound should be used anytime you are
Proper Thread Engagement This is critically important Make sure you have a minimum thread engagement of the diameter of the vehicle stud as recommended by SAE An example is if the stud size of your vehicle is 189 then you will need a minimum of 189 of threads into the lug nut If for some reason you do not have this minimum then it is recommended that you use an ET
wheel can differ from Original Equipment wheels also verify that the lug nuts or bolts will engage the threads Refer to the chart at right to determine the number of turns or the depth of engagement typical for your stud or bolt size Step 6 For the
Minimum Thread Engagement Bolt Failure Chart Standard 48 52 5 24 Nominal Diameter Stress Area Grade 2 Grade 5 Grade 8 Grade 2 Grade 5 Grade 8 Grade 2 Grade 5 Grade 8 in in2 in in in in in in in in in 1 4 20 0 250 0 0318 0 14 0 23 0 29 0 13 0 21 0 27 0 29 0 47 0 58 5 16 18 0 313 0 0524 0 19 0 31 0 38 0 17 0 28 0 35 0 38 0 61 0 77 3 8 16 0 375
Lug nut thread engagement Printable View 06 29 2007 BigBlockOlds Lug nut thread engagement How much thread engagement is considered safe I have a set of TTII Classic wheels Kore3 billet aluminum hubs w stock length 12mmx1 5 studs and C5 rotors I know the rotors throw everything off by about a 25 quot or so and have heard people say longer studs are
2008 02 01 nbsp 0183 32 Shank style lug nuts have to tighten the wheel before the stud bottoms out in the nut or the shank hits the brake drum or rotor According to lug manufacturer McGard minimum thread engagement
Minimum Thread Engagement for Wheel Nuts Lug nuts lug bolts and wheel locks should always be tightened to the recommended torque specifications found in your vehicle s owner s manual Safe and proper
If the lug is not tall enough or not threaded deep enough the stud will bottom out before the nut makes proper contact with the clamping surface This will prevent the wheel from being properly secured NOT ENOUGH THREAD ENGAGEMENT When the stud is not long enough to allow for 10 full turns of thread engagement This often occurs when the center pad area of the wheel
2013 05 20 nbsp 0183 32 If it s a closed lug nut the thread engagement should be 1 1 2 times the width of the stud i e if you have a half inch diameter stud the thread engagement length should be 3 4 of an inch Mary Pozzi
2007 12 05 nbsp 0183 32 lug nuts minimum thread engagement Post by trad64 187 Fri Nov 30 2007 11 08 am I just received new winter tire wheel package from tirerack com Upon installation the new painted steel wheels do not allow as much wheel stud to protrude for the lugnuts new also I can only get 6 3 4 turns to proper torque
2015 06 10 nbsp 0183 32 In case of the nut and bolt or the male and thread parts has the same material property then the minimum thread engagement length Le can be found out by using the eq 1 In case of the nut and bolt or screw has the different materials and the value of J from the eq 2 is more than 1 then we have to make use of the eq 3 for calculating the minimum
Minimum Threads Protruding Beyond Nut ANSI ISO Hardware Design Guide A minimum thread protrusion length is given to ensure that all the threads are engaged This is required to ensure a full strength fastener Equipment component drawings should specify the type length and size of bolt stud bolt stud etc to be used to obtain the proper thread protrusion If not
2006 10 02 nbsp 0183 32 Think about it Many nuts even on youre crank if ya have a stud kit dont have more than 3 8 or maybee 7 16 quot thread on a half inch stud some have much more such as the U bolts on the suspension a half inch bolt may have 3 4 quot inch of threads In the case of lug nuts I would want about 9 16 to 5 8 thread engagement The stock studs are 7 16 so
wheel or lug nut bolt is used on the vehicle it is important that there is sufficient thread engagement between the lug nuts bolts and the vehicle s hub It s acceptable to increase the thread engagement by installing longer wheel studs in the hubs after verifying that the lug nuts don t bottom Previous 1 Next Show Per Page Powered by
the lug nuts or bolts will engage the threads Refer to the chart at right to determine the number of turns or the depth of engagement typical for your stud or bolt size Step 6 For the next inspections it will be necessary to temporarily install the
Minimum Thread Engagement Bolt Failure Chart Metric 332 362 165 Nominal Diameter Stress Area Class 8 8 Class 10 9 Class 12 9 Class 8 8 Class 10 9 Class 12 9 Class 8 8 Class 10 9 Class 12 9 mm mm2 mm mm mm mm mm mm mm mm mm M6 x 1 0 6 20 13 6 1 7 7 9 0 5 6 7 1 8 3 12 3 15 5 18 2 M8 x 1 25 8 36 61 8 3 10 5 12 3 7 7 9 6 11 3 16 8
2017 12 19 nbsp 0183 32 Lug nut thread engagement issue Thread starter 5crows Start date Dec 15 2017 1 2 Next 1 of 2 Go to page Go Next Last Dec 15 2017 1 5crows Active Member Joined Dec 15 2017 Posts 43 Reaction score 5 Location Lake Wisconsin Wisconsin USA Bought this 2006 LR3 last march Tires had some wear but overall was am very happy with it
2005 03 31 nbsp 0183 32 In order for there to be full engagement a full thread crossection must exist for there to be full engagement This will result in a 1 2 thread protrusion past the face of the nut At my last refinery t a we had to replace a lot of studs which did not meet min engagement
Minimum Thread Engagement for Lug Nuts 1 5 x Diameter of Threads Lug End Types Closed End Lugs Nuts are available in 1 Piece and 2 Piece designs 1 Piece Design Lug Nutsare used primarily for cosmetic purposes whereas 2
2013 03 30 nbsp 0183 32 When it comes to wheel spacers based on the many posts I ve read most people s concerns seem to be with the amount of thread engagement for the lug nuts minimum of 6 turns and whatnot After installing the spacers my thread engagement is well over the commonly recommended minimum but the thing I am most concerned about at this point is if enough of
2019 03 26 nbsp 0183 32 Minimum lug nut threads Jump to Latest Follow 1 13 of 13 Posts General rule of thumb in good design is 1 5 x major thread diameter thread engagement So 1 2 thread would need 3 4 thread engagement 1 2 20 is 050 per thread 75 x 05 thread 15 threads Kind Regards Patrick Reactions daves67ss and Huskinhano Save Share Reply
2018 08 21 nbsp 0183 32 Once all lug nuts have been tightened to meet minimum thread engagement and your wheel is sitting flush against the mating surface lower the vehicle to ground and tighten all lug nuts to the proper torque specifications shown in your vehicle owner s manual We recommend using a calibrated torque wrench for this step Apply torque evenly by repeating
2018 09 03 nbsp 0183 32 I also found out that as a MINIMUM the thread engagement should be at least equal to or greater than the diameter of the wheel stud The diameter of my wheel stud is 9 16 If anybody else has already encountered and found a good solution please let me know thanks in advance Roy Gary521 Well known member Sep 2 2018 2 If you purchase new studs you
2019 12 16 nbsp 0183 32 I noticed the front studs are close to flush with top of the lug nuts but the rear studs are inset from the top of the lug nuts Additionally the last 25 quot of the studs have no threads front and rear I took some measurements Front studs have about 790 quot of thread engagement Rear studs have about 630 quot of thread engagement 118944 118945
2018 03 13 nbsp 0183 32 With too little thread engagement combination of length and percentage the mode of failure may be the nut member stripping out and lowering the drive fail ratio Breaking the externally threaded fastener bolt or screw is the desired mode of failure On the other hand with too much thread engagement the torque needed to drive the screw will tend to be high This
2018 12 24 nbsp 0183 32 According to most manufacturers including McGard the minimum thread engagement for a lug nut should be equal to the diameter of the stud width Example A 12mm x 1 5 lug nut would mean you d need 12mm 473 quot of thread engagement Obviously more is better but essentially a half inch of thread contact is enough clamping force to satisfy safe
2012 07 19 nbsp 0183 32 Prior to the spacers the lugs nuts threaded on about 9 full turns by hand with the new set I have 6 5 turns That roughly works out to about 15 5 mm of thread engagement in the lug nut vs the 19 5 mm I had without the spacers Does anyone know if that is within spec I do check my torque often on my car