Semi-Tubular Rivet
Rivets · tubular rivet · hollow end rivet
Definition: A semi-tubular rivet has a partially drilled shank, so the hollow end rolls over with much less force than a solid rivet — common in brakes, leather, and light assemblies.
Anatomy
■ Head■ Shank■ Threads■ Point
Governing standards: IFI 114 · Manufacturer specified
Common Sizes
| Inch | Metric | Head width | Head height |
|---|---|---|---|
| 1/8 | M3 | — | 1/8 to 1/2 long |
| 3/16 | M5 | — | 1/4 to 3/4 long |
| 1/4 | M6 | — | 3/8 to 1 long |
Representative sizes. Full dimensional data lives in the standards listed below.
Grades & Strength
| Grade | Material | Tensile (psi) | Marking |
|---|---|---|---|
| Steel | steel | — | None |
| Brass / aluminum / stainless | varies | — | None |
Materials
- Steel
- Brass
- Aluminum
- Stainless steel
Pros & Cons
Pros
- Lower setting force than solid
- Clean shop head
- Fast to set
Cons
- Weaker than solid rivets
- Needs access to both sides
- Hollow end can crush unevenly
Typical Uses
- Brake linings
- Leather goods
- Luggage hardware
- Light mechanical assemblies
Alternatives & Related
- Solid Rivet — Maximum strength where you can buck it
- Pop Rivet — One-sided blind setting
- Compression Rivet — Two-piece rivet for soft materials
Where to Buy
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FAQ
What is a semi-tubular rivet?
A rivet with a partially drilled shank so the hollow end rolls over with less force — used in brake shoes, leather, and light assembly.
Semi-tubular vs solid rivet?
A semi-tubular rivet sets with less force and tooling than a solid rivet, but is not as strong — pick by load and access.