Specs and Features
of the System 22
Quadruple Areal Clamping Bolt
Item No. 2-220590.4
NEW FOLD OUT ELEMENTS
- Flat Interlocking and Even Force Distribution.
- Developed for Aluminum and Other Soft Materials.
- Fold-out Elements Made of Through-hardened Tool Steel.
- O-ring Made of Heat Resistant and Heavy-duty Material.
EASY-TO-USE HANDLE
- Optimal Grip Ergonomics.
- Threaded Handwheel with Internal Hexagon Socket.
- Specifically Made for System 22 Bore Holes, both Welding Tables and Stops.
SECURE CONNECTIONS
- Optimized for Use in Aluminum Profiles, 4 Components.
- Without O-ring Slot for a Smooth Surface of the Bolt Body.
- This Bolt MUST NOT be used for Connecting Tables and U-shaped Squares!
HEAVY-DUTY DESIGN
- A Long Lifetime and Efficiency is Guaranteed by its High-Quality Material.
- The Overall Design Allows Any Piece to be Held in Place Tightly.
System 22 Metric Series
Accessory Sets
System 22
Metric Series Accessory Sets



2-220590.4: Quadruple Areal Clamping Bolt (Burnished)
Specs and Features
of the System 22
Quadruple Areal Clamping Bolt
Item No.
2-220590.4
The Siegmund Areal Clamping Bolt Quadruple Burnished (2-220590.4) delivers unmatched holding power and precision when clamping four components in Siegmund System 22 setups. Designed for high-strength performance, this bolt’s quadruple burnished finish ensures smooth operation, excellent surface protection, and long service life under heavy use.
- Manufactured from hardened steel with a quadruple burnished surface for superior durability.
- Designed to clamp up to four components with a secure, repeatable hold.
- Provides a clamping range of approximately 69–75mm (2.72"–2.95" Inches).
- Smooth surface without O-ring slot ensures precision alignment.
- Equipped with a Size 14 hex socket for quick and easy tightening.
Key Features:
- Quadruple burnished finish ensures maximum surface hardness and corrosion resistance.
- Provides high shear and tensile strength for stable modular setups.
- Ideal for clamping multiple components or thicker aluminum profiles.
- Compact, precision-machined body supports fast, accurate assembly.
- Not for use connecting tables or U-shaped squares.
Specifications:
- Series: Siegmund System 22 Metric Series
- Length: 120mm (4.72" Inches)
- Weight: 0.95 lbs. (0.43 kg.)
- Clamping Range: 69–75mm (2.72"–2.95" Inches)
- Shearing Force: 150 kN (33,721.5 lbf.)
- Tightening Torque Steel: 25 Nm (18.4 lbf-ft)
- Tightening Torque Aluminum: 15 Nm (11.1 lbf-ft)
- Tensile Force Steel: 10 kN (2,248.1 lbf.)
- Tensile Force Aluminum: 3 kN (674.4 lbf.)
- Material: Hardened, Quadruple Burnished Steel
Common Uses:
The Siegmund 2-220590.4 Areal Clamping Bolt Quadruple Burnished is designed for high-strength multi-component clamping in precision welding, assembly, and fabrication setups. It provides reliable holding capacity and smooth engagement across aluminum and steel components, ensuring consistent results in demanding System 22 applications.
NEW FOLD OUT ELEMENTS
- Flat Interlocking and Even Force Distribution.
- Developed for Aluminum and Other Soft Materials.
- Fold-out Elements Made of Through-hardened Tool Steel.
- O-ring Made of Heat Resistant and Heavy-duty Material.
EASY-TO-USE HANDLE
- Optimal Grip Ergonomics.
- Threaded Handwheel with Internal Hexagon Socket.
- Specifically Made for System 22 Bore Holes, both Welding Tables and Stops.
SECURE CONNECTIONS
- Optimized for Use in Aluminum Profiles, 4 Components.
- Without O-ring Slot for a Smooth Surface of the Bolt Body.
- This Bolt MUST NOT be used for Connecting Tables and U-shaped Squares!
HEAVY-DUTY DESIGN
- A Long Lifetime and Efficiency is Guaranteed by its High-Quality Material.
- The Overall Design Allows Any Piece to be Held in Place Tightly.
System 22 Metric Series
Accessory Sets
System 22
Metric Series Accessory Sets
Original: $112.00
-65%$112.00
$39.20Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Specs and Features
of the System 22
Quadruple Areal Clamping Bolt
Item No. 2-220590.4
Specs and Features
of the System 22
Quadruple Areal Clamping Bolt
Item No.
2-220590.4
The Siegmund Areal Clamping Bolt Quadruple Burnished (2-220590.4) delivers unmatched holding power and precision when clamping four components in Siegmund System 22 setups. Designed for high-strength performance, this bolt’s quadruple burnished finish ensures smooth operation, excellent surface protection, and long service life under heavy use.
- Manufactured from hardened steel with a quadruple burnished surface for superior durability.
- Designed to clamp up to four components with a secure, repeatable hold.
- Provides a clamping range of approximately 69–75mm (2.72"–2.95" Inches).
- Smooth surface without O-ring slot ensures precision alignment.
- Equipped with a Size 14 hex socket for quick and easy tightening.
Key Features:
- Quadruple burnished finish ensures maximum surface hardness and corrosion resistance.
- Provides high shear and tensile strength for stable modular setups.
- Ideal for clamping multiple components or thicker aluminum profiles.
- Compact, precision-machined body supports fast, accurate assembly.
- Not for use connecting tables or U-shaped squares.
Specifications:
- Series: Siegmund System 22 Metric Series
- Length: 120mm (4.72" Inches)
- Weight: 0.95 lbs. (0.43 kg.)
- Clamping Range: 69–75mm (2.72"–2.95" Inches)
- Shearing Force: 150 kN (33,721.5 lbf.)
- Tightening Torque Steel: 25 Nm (18.4 lbf-ft)
- Tightening Torque Aluminum: 15 Nm (11.1 lbf-ft)
- Tensile Force Steel: 10 kN (2,248.1 lbf.)
- Tensile Force Aluminum: 3 kN (674.4 lbf.)
- Material: Hardened, Quadruple Burnished Steel
Common Uses:
The Siegmund 2-220590.4 Areal Clamping Bolt Quadruple Burnished is designed for high-strength multi-component clamping in precision welding, assembly, and fabrication setups. It provides reliable holding capacity and smooth engagement across aluminum and steel components, ensuring consistent results in demanding System 22 applications.
NEW FOLD OUT ELEMENTS
- Flat Interlocking and Even Force Distribution.
- Developed for Aluminum and Other Soft Materials.
- Fold-out Elements Made of Through-hardened Tool Steel.
- O-ring Made of Heat Resistant and Heavy-duty Material.
EASY-TO-USE HANDLE
- Optimal Grip Ergonomics.
- Threaded Handwheel with Internal Hexagon Socket.
- Specifically Made for System 22 Bore Holes, both Welding Tables and Stops.
SECURE CONNECTIONS
- Optimized for Use in Aluminum Profiles, 4 Components.
- Without O-ring Slot for a Smooth Surface of the Bolt Body.
- This Bolt MUST NOT be used for Connecting Tables and U-shaped Squares!
HEAVY-DUTY DESIGN
- A Long Lifetime and Efficiency is Guaranteed by its High-Quality Material.
- The Overall Design Allows Any Piece to be Held in Place Tightly.
System 22 Metric Series
Accessory Sets
System 22
Metric Series Accessory Sets






















