Threaded Insert: Insert Length 6mm to 25mm

Component Specifications

Definition

A threaded insert is a precision-engineered fastener component designed to be installed into aluminum T-slot profiles, providing robust female threads that enable secure attachment of accessories, panels, brackets, and other components. It converts the smooth-walled T-slot into a threaded connection point, distributing load forces evenly and preventing thread stripping in soft aluminum material.

Working Principle

The threaded insert operates on the principle of mechanical interference and thread engagement. When installed into the T-slot of an aluminum profile, it creates a permanent or semi-permanent threaded interface. External components can then be fastened using matching male threads (bolts or screws), with the insert preventing direct contact between the fastener and the aluminum, thereby protecting the profile from wear, deformation, and thread damage.

Materials

Typically made from steel (carbon steel, stainless steel 304/316), brass, or aluminum alloy. Steel inserts provide maximum strength and wear resistance, while aluminum inserts offer corrosion compatibility with aluminum profiles. Common specifications include: Steel Grade 8.8, 10.9, or 12.9; Stainless Steel A2/A4; Brass C36000; Aluminum 6061-T6.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Thread Size	M3 to M12 (metric), #4-40 to 1/2-13 (imperial)
Insert Length	6mm to 25mm
Load Capacity	200N to 5000N static load
Temperature Range	-40°C to +120°C (standard), up to +300°C (high-temp variants)
Installation Method	Press-fit, hammer-in, or threaded installation
Profile Compatibility	20mm, 30mm, 40mm, 45mm series T-slots

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 7379, DIN 508, ISO 898-1

Parent Products

This component is used in the following industrial products

Aluminum Profile T-Slot Nut

The Aluminum Profile T-Slot Nut is a precision-machined metal fastener designed for use with T-slot aluminum extrusion profiles.

View Product Details

Drive Nut or Motor Coupling

A mechanical component that transmits torque from the motor to the lead screw or directly connects the motor shaft to the drive mechanism in a positioning stage platform.

View Product Details

Engineering Analysis

Risks & Mitigation

Thread stripping if undersized insert used
Corrosion due to dissimilar metals
Improper installation causing misalignment
Over-torquing leading to insert failure

FMEA Triads

Trigger: Incorrect insert size or material selection
Failure: Thread stripping or insert pull-out under load
Mitigation: Verify specifications match application requirements; use steel inserts for high-load applications

Trigger: Improper installation alignment
Failure: Cross-threading or reduced load capacity
Mitigation: Use installation guides or fixtures; train operators on proper techniques

Trigger: Galvanic corrosion between dissimilar metals
Failure: Reduced structural integrity over time
Mitigation: Use compatible materials (aluminum inserts for aluminum profiles) or apply anti-corrosion coatings

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Thread tolerance: 6H per ISO 965-1; Dimensional tolerance: ±0.1mm per ISO 2768-m

Test Method

Torque testing per ISO 898-1; Pull-out force testing per ASTM F606; Salt spray testing per ASTM B117 for corrosion resistance

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Threaded Insert

1 company lists this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Ningbo Teng Qi Fasteners Co., Ltd

Ningbo, Zhejiang, CN

ISO 9001:2015 IATF 16949

Also makes: Nut, Laser Cutting System, Control System and 1 more

Listed on the company's own website · profile compiled by CNFX from public sources

View profile Send enquiry

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

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Frequently Asked Questions

What is the main advantage of using threaded inserts in aluminum profiles?

Threaded inserts prevent thread stripping in soft aluminum by providing durable steel or brass threads, distributing load forces evenly, and allowing repeated assembly/disassembly without damaging the profile.

How are threaded inserts installed in T-slot profiles?

Installation methods include press-fitting with a specialized tool, hammering with a punch, or threading into pre-tapped holes. Proper alignment with the T-slot is critical for optimal performance.

Can threaded inserts be removed once installed?

Most threaded inserts are designed as permanent installations. Some types can be removed with extraction tools, but this may damage the aluminum profile. Replaceable variants exist for specific applications.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Threaded Insert