INDUSTRY COMPONENT

Nut Body

The nut body is the core component of an aluminum profile T-slot nut, designed to secure fasteners within T-slotted aluminum extrusions for modular assembly systems.

Component Specifications

Definition
The nut body is a precision-engineered component specifically designed for use with T-slotted aluminum profiles. It features a rectangular or square shape with a threaded bore, allowing it to slide into the T-slot channel and rotate 90 degrees to lock into position. This design enables secure fastening of bolts, screws, or other hardware to aluminum framing systems without requiring welding or drilling, facilitating modular, adjustable, and reusable structural assemblies in industrial applications.
Working Principle
The nut body operates on a cam-lock principle. It is inserted into the T-slot channel of an aluminum profile, then rotated 90 degrees using a hex key or similar tool. This rotation engages the nut's shoulders against the inner lips of the T-slot, creating a mechanical lock that prevents pull-out. The threaded bore then accepts a bolt or screw, which, when tightened, clamps components securely to the profile. The design allows for infinite adjustability along the slot length and easy disassembly.
Materials
Typically made from carbon steel (e.g., Grade 8.8 or 10.9) with zinc plating or hot-dip galvanizing for corrosion resistance. Alternative materials include stainless steel (A2/A4 grades) for harsh environments or aluminum alloy for lightweight, non-magnetic applications. Material selection depends on load requirements, environmental conditions, and compatibility with aluminum profiles to prevent galvanic corrosion.
Technical Parameters
ParameterTypical rangeNotes & selection driver
Weight2-50 grams (varies with size)
HardnessCarbon steel: 22-32 HRC, Stainless: 150-250 HV
Thread SizeM4 to M12 (common), M16 to M24 (heavy-duty)
Load CapacityStatic: 500-5000 N, Dynamic: 200-2000 N (depends on size/material)
Body DimensionsVaries by slot size (e.g., 6mm, 8mm, 10mm series)
Temperature Range-40°C to +120°C (standard), up to +400°C (special grades)

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 9001, DIN 508, ISO 4014, DIN 934

Parent Products

This component is used in the following industrial products

Engineering Analysis

Risks & Mitigation
  • Over-torquing can strip threads or deform the T-slot
  • Incorrect material pairing may cause galvanic corrosion
  • Misalignment during rotation can damage the slot
  • Fatigue failure under cyclic loading if undersized
FMEA Triads
Trigger: Insufficient torque during installation
Failure: Nut body loosens under vibration, leading to joint failure
Mitigation: Follow manufacturer torque specs, use torque wrenches, and apply thread-lockers for critical applications
Trigger: Exposure to corrosive environments without proper coating
Failure: Corrosion weakens the nut body, causing fracture or seizure
Mitigation: Select corrosion-resistant materials (e.g., stainless steel), apply protective coatings, and implement regular maintenance checks
Trigger: Using an undersized nut body for the applied load
Failure: Plastic deformation or shear failure of the nut body
Mitigation: Calculate load requirements accurately, choose nut bodies with adequate safety margins, and refer to load capacity charts

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance
Thread tolerance: 6g per ISO 965-1, Body dimensions: ±0.1mm to ±0.5mm depending on size
Test Method
Torque-to-failure testing per ISO 898-1, salt spray testing per ISO 9227 for corrosion resistance, load testing in T-slot profiles per DIN 508

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 Nut Body

Manufacturer profiles associated with Nut Body.

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Frequently Asked Questions

What is the main advantage of using a nut body in T-slot systems?

The main advantage is modularity and reusability. It allows for tool-less adjustment along the slot, easy assembly/disassembly without damaging the profile, and secure fastening suitable for dynamic loads in industrial setups.

How do I prevent galvanic corrosion between a steel nut body and aluminum profile?

Use stainless steel or aluminum alloy nut bodies, apply anti-corrosion coatings (e.g., zinc plating with chromate passivation), or use insulating washers/pads to separate dissimilar metals, especially in humid or corrosive environments.

Can nut bodies be used in high-vibration applications?

Yes, but ensure proper torque application and consider using locking features (e.g., nylon inserts, serrated faces) or thread-locking adhesives. Regular inspection is recommended to maintain integrity under vibration.

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.

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