ISO 9001:2015/AS 9100:Rev. D/SBA Certified
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Keensert Installation
Specifications & Charts
How to identify and verify the specifications that determine Keensert installation requirements, including thread size, insert length, and receiving-hole diameter.
What specifications are needed to install a Keensert?
Installing a Keensert requires the insert series and size, internal and external thread size, insert length, receiving-hole diameter, tap and countersink requirements, installation depth, locking-key requirements, and the parent material. These are found on the applicable engineering drawing or the insert manufacturer's installation documentation.
Specifications That Determine Installation
- Internal thread size — the finished thread the fastener will engage after installation.
- External thread — the thread the insert itself cuts into or engages within the tapped hole.
- Insert length — determines the minimum depth the receiving hole must be prepared to.
- Receiving-hole diameter — the drilled hole diameter the insert is designed to be installed into.
- Tap requirements — the specific tap used to cut the external thread for that insert size.
- Countersink requirements — entry geometry required for some installations, where applicable.
- Installation depth — how far the insert body must be seated below or at the surface.
- Locking-key requirements — the setting method and tooling for that insert's locking keys.
- Parent material — aluminum, magnesium, steel, and other materials affect tooling and installation method selection.
- Applicable engineering drawing — the controlling document for the specific application.
- Manufacturer documentation — the insert manufacturer's installation instructions for the exact series and size being used.
Specification Selection Guide
| Specification | Why It Matters | Where to Verify |
|---|---|---|
| Insert series | Determines applicable installation requirements | Manufacturer data / engineering drawing |
| Internal thread | Determines finished fastener interface | Part specification |
| External thread | Determines tapped receiving hole | Manufacturer data |
| Insert length | Determines required hole depth | Part specification |
| Drill requirement | Controls hole preparation | Manufacturer installation data |
| Tap requirement | Creates insert receiving thread | Manufacturer installation data |
| Countersink | Provides required entry geometry where applicable | Manufacturer instructions |
| Installation depth | Affects finished assembly | Engineering requirements |
This table is a reference for what to check, not a dimensional chart. Where exact dimensions are required, refer to the applicable insert manufacturer's technical data and the governing engineering documentation rather than a reproduced or estimated value.
Keensert Installation Specifications FAQ

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