Editorial Technical Reference

Aluminum Profile T-Slot Nut

This page explains how Aluminum Profile T-Slot Nut is classified within Aluminum Profiles Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

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

Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Aluminum Profile T-Slot Nut

Definition
The Aluminum Profile T-Slot Nut is a precision-machined metal fastener designed for use with T-slot aluminum extrusion profiles. It slides into the profile's T-slot channel and provides a threaded connection point for attaching components, panels, or accessories. This nut enables modular assembly without drilling or welding, making it essential for constructing frames, enclosures, and structures. It is manufactured in various sizes to match standard aluminum profile dimensions. The nut is available in aluminum alloy, stainless steel, or zinc alloy, with material grade 6061-T6 for aluminum versions, conforming to ASTM B221. Key parameters include slot width compatibility of 6–10 mm, thread sizes M4–M12 (ISO 68-1), height 8–20 mm, tensile strength 310–350 MPa, yield strength 276–310 MPa, hardness 95–100 HB, surface treatment anodized (Type II, clear or black) per MIL-A-8625, operating temperature -40 to 85°C, corrosion resistance ≥500 hours salt spray per ASTM B117, weight 0.01–0.05 kg, and tolerance ±0.05 mm per ISO 2768-m. These values are reference ranges; verify model-specific specifications with the manufacturer. The nut is suitable for modular framing, machine guards, workstations, and other structural applications. It provides a reliable, adjustable connection that can be repositioned along the profile. The working principle involves inserting the nut into the T-slot, rotating it 90 degrees to lock, and tightening a bolt to secure attachments. This design allows for quick assembly and disassembly, facilitating modifications and reconfigurations. The nut's precision fit ensures stability and load-bearing capacity. It is a critical component in aluminum extrusion systems, offering flexibility and strength. Always confirm compatibility with the specific profile slot and load requirements.
Working Principle
The T-slot nut is inserted into the channel of an aluminum extrusion profile. Once inside, it is rotated 90 degrees so that its wider flanges engage with the undercut of the T-slot, locking it in place. A bolt is then threaded into the nut's central hole and tightened, drawing the nut firmly against the slot walls and securing the attached component. This mechanism allows for adjustable positioning along the profile and provides a strong, vibration-resistant connection. The nut can be repositioned by loosening the bolt and sliding it to a new location. This principle enables modular assembly without drilling or welding, simplifying construction and reconfiguration.
Common Materials
aluminum alloy, stainless steel, zinc alloy
Technical Parameters
ParameterTypical rangeNotes & selection driver
Slot WidthRequired6–10 mmProfile slot compatibility
Thread SizeRequiredM4–M12 MMetric thread standardISO 68-1
Material Grade6061-T6Alloy specificationASTM B221
Height8–20 mmNut body height
Tensile Strength310–350 MPaMinimum for 6061-T6ASTM B221
Yield Strength276–310 MPaMinimum for 6061-T6ASTM B221
Hardness95–100 HBBrinell hardness for 6061-T6ASTM E10
Surface TreatmentAnodizedType II, clear or blackMIL-A-8625
Operating Temperature-40–85 °CBelow -40°C risk of embrittlement
Corrosion Resistance≥500 hSalt spray test per ASTM B117ASTM B117
Weight0.01–0.05 kgVaries with size
Tolerance±0.05 mmPrecision fit for T-slotISO 2768-m

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

Components / BOM
  • Nut Body Part
    Structural core with locking features
    Material: Aluminum Alloy
  • Threaded Insert Part
    Provides bolt connection point
    Material: Stainless Steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Aluminum Profile T-Slot Nut.

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Not applicable (mechanical fastener)
other spec: Max torque: 5-15 Nm (depends on size/material)
temperature: -40°C to 120°C
Media Compatibility
✓ Aluminum extrusion systems ✓ Wood composite assemblies ✓ Plastic framework structures
Unsuitable: High-vibration environments without locking features
Sizing Data Required
  • Extrusion slot width (mm)
  • Required thread size (M4-M12 typical)
  • Material thickness to be fastened (mm)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Thread stripping or deformation
Cause: Over-torquing during installation, misalignment with mating components, or using incorrect tools that damage the aluminum threads
Corrosion-induced failure
Cause: Exposure to harsh chemicals, moisture, or galvanic corrosion when in contact with dissimilar metals without proper isolation
Maintenance Indicators
  • Visible corrosion, pitting, or discoloration on the nut surface
  • Audible rattling or movement in the assembly indicating loosening or thread wear
Engineering Tips
  • Use a calibrated torque wrench during installation to prevent over-tightening and follow manufacturer's torque specifications
  • Apply anti-seize compound compatible with aluminum to prevent galling and corrosion, and ensure proper isolation from dissimilar metals

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ASTM B221 - Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes DIN 508 - T-slot nuts for machine tools

Quoted from the published standard.

Manufacturing Precision
  • Bore diameter: +/-0.02mm
  • Thread pitch accuracy: +/-0.05mm per 25mm length
Quality Inspection
  • Dimensional verification with coordinate measuring machine (CMM)
  • Hardness testing (Rockwell or Brinell scale)

Manufacturers of Aluminum Profile T-Slot Nut

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

Wellste Aluminum
Zhenjiang, Jiangsu, CN
ISO9001-2001 SGS ISO
Listed on the company's own website · profile compiled by CNFX from public sources
DGMF Mold Clamps Co., Ltd
Dongguan, Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Ningbo Minde Technology Co., Ltd.
Ningbo, Zhejiang, CN
Listed on the company's own website · profile compiled by CNFX from public sources

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

Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
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Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
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Frequently Asked Questions

What is the function of a T-slot nut?

A T-slot nut slides into the T-slot channel of an aluminum extrusion profile and provides a threaded hole for bolts, allowing components to be attached securely without drilling or welding. It enables modular assembly and repositioning.

How do I select the correct T-slot nut size?

Select based on the profile's slot width and the required thread size. The nut must fit the slot dimensions (e.g., 6–10 mm) and match the bolt thread (M4–M12). Always verify compatibility with the specific profile and load requirements.

What materials are available for T-slot nuts?

Common materials include aluminum alloy (e.g., 6061-T6), stainless steel, and zinc alloy. The choice depends on environmental conditions, strength needs, and corrosion resistance. Stainless steel offers higher corrosion resistance, while aluminum is lightweight.

Can T-slot nuts be reused after disassembly?

Yes, T-slot nuts are designed for repeated assembly and disassembly. However, inspect for wear or damage, especially if subjected to high loads or frequent adjustments. Replace if threads are stripped or flanges are deformed.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
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