Steel Threaded Rod
Steel threaded rod from 5/8 inch to 1-1/4 inch diameter, used for custom bend ubolts and other medium to heavy duty applications. Can't find the right ubolts? We can custom bend threaded rod for custom ubolts, and in most cases, ship the same day.
U Bolts for Heavy Duty Trucks and Trailers
At TruckSpring.com, we maintain a finished stock inventory of u-bolt kits for light, medium, and heavy duty trucks and trailers. Each kit includes 2 u-bolts, 4 nuts & 4 washers, and are available in semi-round, round, square, and forged top bends.
U Bolt Nuts and Washers
Need to replace the hardware on your U-bolts or threaded rod? TruckSpring.com has quality SAE Grade 5 and 8 Nuts and Flat Washers from L&H in sizes from 3/8 to 1/1/4 inch.

TruckSpring.com uses the finest quality SAE Grade 5 and SAE Grade 8 steel, to provide you the best quality threaded rod and u-bolts. All threaded rod manufacturing processes are ISO 9002 and QS-9000 certified, to ensure the best quality products.

Can't find the threaded rod or u-bolts that meet your requirements? Give us a call @ 1-800-358-4751.

We have a Centermark bender which bends U-Bolts in a converging path and thus protects the critical shoulder area. We can custom bend u-bolts to your specifications, and in most cases, ship the same day.

Popular U Bolt Kits and Steel Rod

Part #: HN10 5/8-18 Grade 8 Nut - Fine Thread - HN10
 
5.0
5/8-18 Grade 8 Fine Thread Hi-Nut for threaded rod and U-bolts.
Your Price
$0.73
List Price
$1.50
You Save
$0.77
Part #: HN08 1/2-20 Grade 5 Nut - Fine Thread - HN08
1/2-20 Grade 5 Fine Thread Hi-Nut for threaded rod and U-bolts.
Your Price
$0.47
List Price
$0.75
You Save
$0.28
Part #: FSW107 5/8 Inch Flat Washer - FSW107
 
5.0
5/8 inch flat washer for threaded rod and U-bolts.
Your Price
$0.40
List Price
$0.75
You Save
$0.35
Part #: TH-38X14 Steel Threaded Rod - Grade 5 - 3/8 X 14 - TH-38X14
Grade 5 – Threaded Rod, 3/8 inch diameter, 14 inches long. Threaded on each end. 3/8 inch measurement is at the ends where the rod is threaded, rod tapers down slightly after threads.
Your Price
$2.14
Part #: TH-12X18 Steel Threaded Rod - Grade 5 - 1/2 X 18 - TH-12X18
Grade 5 – Threaded Rod, 1/2 inch diameter, 18 inches long. Threaded on each end. 1/2 inch measurement is at the ends where the rod is threaded, rod tapers down slightly after threads.
Your Price
$2.94
Part #: TH-38X20 Steel Threaded Rod - Grade 5 - 3/8 X 20 - TH-38X20
Grade 5 – Threaded Rod, 3/8 inch diameter, 20 inches long. Threaded on each end. 3/8 inch measurement is at the ends where the rod is threaded, rod tapers down slightly after threads.
Your Price
$2.96
Part #: HN12 3/4-16 Grade 8 Nut - Fine Thread - HN12
3/4-16 Grade 8 Fine Thread Hi-Nut for threaded rod and U-bolts.
Your Price
$1.07
List Price
$2.25
You Save
$1.18
Part #: HN16 1 Inch-14 Grade 8 Nut - Fine Thread - HN16
 
5.0
1 Inch-14 Grade 8 Fine Thread Hi-Nut for threaded rod and U-bolts.
Your Price
$2.13
List Price
$4.50
You Save
$2.37
Part #: TH-58X10 Steel Threaded Rod - Grade 8 - 5/8 X 10 - TH-58X10
Grade 8 – Threaded Rod, 5/8 inch diameter, 10 inches long. Threaded on each end. 5/8 inch measurement is at the ends where the rod is threaded, rod tapers down slightly after threads.
Your Price
$5.36
Part #: FSW108 3/4 Inch Flat Washer - FSW108
3/4 inch flat washer for threaded rod and U-bolts.
Your Price
$0.63
List Price
$0.85
You Save
$0.22

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