SAE J429 Grade 5 Hex bolts

SAE J429 Grade 5 Hex Bolts Hex Cap Screws

Standard: ASME B18.2.1 various types of head are available

Thread Size: 1/4”-1.1/2” with various lengths

Grade: SAE J429 Grade 5

Finish: Black Oxide, Zinc Plated, Hot Dip Galvanized, Dacromet, and so on

Packing: Bulk about 25 kgs each carton, 36 cartons each pallet

Advantage: High Quality and Strict Quality Control, Competitive Price,Timely Delivery; Technical Support, Supply Test Reports

Please feel free to contact us for more details.

SAE J429

SAE J429 covers the mechanical and material requirements for inch series fasteners used in automotive and related industries in sizes to 1-1/2” inclusive.

Below is a basic summary of the most common grades. SAE J429 covers a number of other grades and grade variations not covered in this summary, including 4, 5.1, 5.2, 8.1, and 8.2.

J429 Mechanical Properties

Grade Nominal Size, inches Full Size Proofload, psi Yield Strength, min, psi Tensile Strength, min, psi Elong, min, % RA, min, % Core Hardness, Rockwell Tempering Temperature, min
1 1/4 thru 1-1/2 33,000 36,000 60,000 18 35 B7 to B100 N/A
2 1/4 thru 3/4 55,000 57,000 74,000 18 35 B80 to B100 N/A
Over 3/4 thru 1-1/2 33,000 36,000 60,000 18 35 B70 to B100
5 1/4 thru 1 85,000 92,000 120,000 14 35 C25 to C34 800F
Over 1 thru 1-1/2 74,000 81,000 105,000 14 35 C19 to C30
8 1/4 thru 1-1/2 120,000 130,000 150,000 12 35 C33 to C39 800F
Grade 2 requirements for sizes 1/4" thru 3/4" apply only to bolts 6" and shorter, and to studs of all lengths. For bolts longer than 6", Grade 1 requirements shall apply.

J429 Chemical Requirements

Grade Material Carbon, % Phosphorus, % Sulfur, % Grade Marking
1 Low or Medium Carbon Steel 0.55 max 0.030 max 0.050 max None
2 Low or Medium Carbon Steel 0.15 - 0.55 0.030 max 0.050 max None
5 Medium Carbon Steel 0.28 - 0.55 0.030 max 0.050 max
8 Medium Carbon Alloy Steel 0.28 - 0.55 0.030 max 0.050 max

J429 Recommended Hardware

Nuts Washers
J995 N/A

Alternate Grades

For fasteners larger than 1-1/2″ in diameter, the following ASTM grades should be considered.

SAE J429 Grade ASTM Equivalent
Grade 1 A307 Grades A or B
Grade 2 A307 Grades A or B
Grade 5 A449
Grade 8 A354 Grade BD
This chart compares SAE and ASTM specifications that are similar but not identical in diameters through 1½".

Testing Lab

Workshop

Warehouse


  • SAE J429 Grade 5 Hex bolts Related Video:



    Roadkill is powered by Dodge, but on this episode, the world’s most revered rust bucket gets powered by a used Ford 5.0L Mustang V-8 with a Power Stroke diesel turbo! Our old 1971 Datsun 240Z earned its fame with a junkyard turbo on a Chevy 4.3L, but that V-6 finally failed us for the last time and we kicked it to the curb because the crankshaft broke in two during the 24 Hours of LeMons race on Episode 42. We heard Ford 5.0L V-8 blocks break in half at 500 hp, and what better vehicle to test that theory than the Rotsun? We scored a beat-up Fox-body Mustang for $1,500 and threw the engine and trans into the Rotsun, along with the ol’ used turbo that was made for a Ford Power Stroke diesel truck. But the big question is: Will the Rotsun finally fail to fail? Find out on this episode of Roadkill.

    To order parts used on this episode visit https://www.jegs.com/roadkill
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    JEGS Performance Products 1113 – Part Number: 555-1113
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    Differential Mega Kit 8.875″ 12 Bolt – Part Number: 836-83-1019-M
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    https://ford-trucks.com/how-tos is the leading Ford F-150 and Super Duty truck resource for technical DIY guides. All F-150s come with a raked stance, which means that the rear of the truck sits two or three inches higher than the front. That “stinkbug” stance isn’t the most attractive and also limits the maximum tire size on the front end. For the full step-by-step article, please visit https://www.ford-trucks.com/how-tos/a/ford-f150-how-to-install-leveling-kit-356295

    The easiest way to lift the front end is by using a strut spacer. This component fits between the top of the strut hat and the strut bracket.
    Because of truck’s electric power steering, you’ll want to disconnect the negative battery cable prior to starting work.

    This easy job takes a few hours and costs around $200 dollars. A professional will likely charge double the DIY cost.

    This job requires a 15 millimeter socket and wrench, 18 and 21 millimeter deep sockets, a 30 millimeter socket, a 1-1 16-inch wrench, a breaker bar socket wrench, a pry bar, a hammer, a tire iron, ratchet straps, two jacks and jack stands. A Pitman arm puller is optional.

    Step One – Loosen the lug nuts

    Loosen the lug nuts with your 21 millimeter socket and socket wrench or tire iron.
    Trucks with OEM wheels will require popping off the center cap in order to access the lug nuts. Do this with a flat head screw driver or the flat portion of your tire iron. Use a rag or towel between the tool and the wheel to keep scratches to a minimum.

    Step Two – Jack up the front end of the truck

    Chock one of the rear wheels and place the truck in neutral, then lift the truck with the jack.
    Do not use the parking brake as you do need to allow the rear wheels to move a little bit as you lift the truck.

    This will allow the jack to work properly as it’s not trying to fight the rear wheels as it pivots up.

    After getting the F-150 into the air high enough to remove the front tires, place two jack stands at the frame of the truck. Finish unscrewing the lug nuts and remove the tires.

    Step Three – Unbolt the sway bar end-link

    Unbolt the sway bar link from the control arm with an 18 millimeter socket. It’s easiest to remove it from the control arm, but removing the link nut at the sway bar itself isn’t hard either.

    Step Four – Loosen the upper ball joint

    Next, loosen the upper ball joint nut but don’t completely remove it.
    Either use your hammer to knock out the ball joint from the spindle or use a Pitman arm puller to pry the joint apart.
    If you use a hammer, strike the spindle near the ball joint. Don’t actually hit the ball joint or control arm, or else you will cause unnecessary damage to the suspension.

    You might be able to simply pull the two apart if they’re loose enough.

    Step Five – Loosen the lower strut bolt

    Fit a 30 millimeter socket to the lower strut bolt and hold the nut with a 1-1 16-inch wrench. This can be a very, very tight nut and it may be wise to rent or borrow a power tool to help. A long breaker bar may assist a little as well.

    Finish removing the bolt.
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    Step Six – Move the wheel spindle out of the way

    With the lower strut bolt out or loose, take your jack and place it under your lower control arm to keep it slightly elevated and remove the upper ball joint nut. Take your pry bar and lift up on the upper control arm as you move the spindle out of the way. Use ratchet straps or strong line to keep the spindle supported.

    Step Seven – Remove nuts from top of the strut

    Slowly remove the three 15 millimeter nuts holding the strut top to its bracket if you have removed the lower strut bolt. Allow the jack to slowly drop the lower control arm and the strut assembly will follow. Be sure that it doesn’t drop out and onto the floor. If you still have the lower strut bolt on the lower control arm, you may have to pry down on the lower control arm a bit so the strut comes out of the bracket.

    Step Eight – Install a spacer to the top of the strut

    Follow the manufacturer’s instructions as they all vary somewhat. Some will use an extended stud on the strut bolts. Other spacers have studs already pressed in and will only need to be bolted to the strut.
    After installation, put everything back together in the reverse order and get ready to do the other side.

    After installing a leveling kit or doing any other suspension modification, your first trip should be towards the alignment shop. You have changed the angles of the control arms and tie-rods. In doing so, you have changed the camber and toe at the very least, but it’s recommended to get a full alignment—including caster.