Threaded Mounting Studs for Rod Ends & Bearings
Rod End Studs
A rod end stud is the threaded stud that mates with a female rod end or mounts a bearing to a bracket. SYZ rod end studs cover bore 3/16″–1/2″, UNF thread 10-32 to 1/2-20, in 8 sizes, with a stainless steel option for corrosive use — precision mounting hardware for clean, secure linkage assembly.

Overview
What Is a Rod End Stud?
Product Offerings
Series (verified)
| Series | Material | Sizing | Notable |
|---|---|---|---|
| Rod End Stud | Steel (stainless option) | Bore 3/16″–1/2″, UNF 10-32 to 1/2-20 | 8 sizes; precision mounting hardware |
Engineering Guide
Selection Guide
Industrial Uses
Applications
Mounting female rod ends, securing bearings to brackets/arms, and completing linkage assemblies that need a male thread on the fixed side.
Technical Guide
Where a Rod End Stud Fits in the Assembly
A female rod end has an internal thread but no shank — so something has to provide the male thread it screws onto. That’s the rod end stud: it bridges a female rod end to a bracket, arm or the fixed side of a linkage. Typical uses:
- Female rod end → bracket. Thread the stud into a tapped bracket (or through-bolt it), then run the female rod end onto the stud’s exposed thread and lock with a jam nut.
- Standoff / mounting post. Where a bearing or rod end must sit off a surface at a set height with a clean male interface.
Disambiguation (search intent): a rod end stud is the stud hardware on this page; a studded rod end is a rod end with an integrated ball/threaded stud — for that, see the Stainless & Specialty line. They’re different parts buyers often search interchangeably.
Match the stud thread (10-32 to 1/2-20 UNF) to the female rod end; confirm length gives full thread engagement plus jam-nut room; specify the stainless option for corrosive/outdoor/marine assemblies; always lock with a jam nut so vibration can’t back it out.
Engineering Detail
Thread Engagement & Why It Decides Strength
The single most important number for a stud joint is thread engagement — how much of the stud is actually threaded into the rod end / bracket. A useful rule of thumb in steel-to-steel joints is engagement of at least one thread diameter (e.g., ~1/2″ of engagement for a 1/2-20 stud); too little engagement and the threads strip long before the stud itself would fail. When you set the length, leave enough stud projecting for full engagement plus room for the jam nut.
Failure modes to avoid:
| Symptom | Cause | Prevention |
|---|---|---|
| Threads strip under load | Insufficient engagement | Engage ≥ ~1× thread diameter; don’t run the rod end near the end of the stud |
| Stud backs out in service | No jam nut / vibration | Jam-nut the joint and re-check after first run-in |
| Galling on install (stainless) | Stainless-on-stainless dry threads | Use anti-seize on stainless studs |
| Corroded/seized joint | Wrong material for environment | Specify the stainless option for moisture/salt/washdown |
Product Disambiguation
Standard vs Studded vs Rod-End-on-a-Stud
Buyers mix three things up — quick disambiguation:
FAQ
Common Questions
What is a rod end stud for?
What’s the difference between a rod end stud and a studded rod end?
Is a stainless option available?
What sizes are available?
Do I need a jam nut with a stud?
Factory Direct
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