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EL-420x12.7-OD8.43

Exp-Loc Inserts

EL Series Inserts

The advantages:
Easy press in insertion
Self locking action on the screw,ideal for where vibration
Press-fit insert with strong and reusable threads.
No heat or ultrasonics required.
Suitable for most thermosetting plastics, Exp-loc are press-in expansion inserts which
due to Exp-loc diamond knurl pattern,give minimum penetration of the sides of the hole without sacrificing pull-out resistance.
 
Installation instruction: 
Influence of screw dimensions
It is important that the fixing screw fully penetrates the insert in order to achieve full expansion,screw length should therefore be calculated to ensure that this condition is met before final clamp torque is applied.
REQUEST SAMPLES
A Thread size 1/4-20UNC
L Insert lengths .500 in
OD Insert diameter .332 in
Base panel material Plastic
H Hole diameter .313±.002 in
W Min. wall thickness .078 in
Materials Brass
Surface Treatment Cleaning
Installation Equipment/Method Press-in Threaded Inserts

EL Series Inserts  DATA


What is a press-fit insert?

A press-fit insert is a fastener or component designed to be inserted into a pre-drilled hole in a material (usually metal or plastic) without the need for additional adhesives or welding. The insert is slightly larger than the hole and is pressed into place, forming a tight fit due to the interference between the insert and the surrounding material.

Press-In Inserts are commonly used in a variety of applications including:

Reinforced joints: They can provide additional strength and support in an assembly, especially in materials that may not be strong enough to accommodate threaded fasteners.

Create Threads: Press-fit Inserts can provide threaded holes in softer materials for attaching screws or bolts.

Electrical Connection: Some inserts are designed for electrical applications, providing a reliable connection point for wires or components.

Reduced Weight: In applications where weight is a concern, press-fit inserts can serve as a lightweight alternative to traditional fastening methods.

Installing a press-fit insert typically requires the use of a press or similar tool to ensure the Insert is properly seated and secured in the hole. The design and material of the Insert, as well as the specifications of the hole, are critical to achieving a successful press fit.