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CL263-2 technical dimension drawing steel white zinc plated compact spring loaded bolt hinge left right variant pin and mounting size specification
微信图片_20260814164151_139_4
CL263-2 technical dimension drawing steel white zinc plated compact spring loaded bolt hinge left right variant pin and mounting size specification

CL263-2 Steel White Zinc Plated Compact Spring-Loaded Bolt Hinge — Left Hand (CL263-2L) / Right Hand (CL263-2R)

CL263-2 steel white zinc plated compact spring-loaded bolt hinge, left/right, Φ6 pin, 2×Φ4.5 holes, lift handle.

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CL263-2 Steel White Zinc Plated Compact Spring-Loaded Bolt Hinge — Left Hand (CL263-2L) / Right Hand (CL263-2R)

Full Technical Specifications

  • Model Variants:
    • CL263-2L: Left-hand hinge (for left-side door swing)
    • CL263-2R: Right-hand hinge (for right-side door swing)
  • Hinge Body and Pin Material: Solid steel
  • Surface Finish: White zinc plating (rust-proof, wear-resistant, clean industrial appearance)
  • Overall Dimensions: 58mm total length (including extended bolt pin) × 32mm handle height
  • Body Dimensions: 30mm length × 12mm width × 14.5mm height
  • Bolt Pin Diameter: Φ6mm
  • Bolt Pin Extension: 15mm from body (when fully extended)
  • Spring Position: 3mm from body end
  • Mounting Holes: 2 pieces Φ4.5 through holes, 12mm center spacing
  • Handle Dimensions: 32mm height (bent ergonomic handle for pin retraction)
  • Side Profile: 12mm width × 20mm height, 10mm internal, 9.5mm depth
  • Core Features: Compact spring-loaded bolt mechanism, left/right hand variants, tool-free detachable door, integrated lift handle, steel construction, white zinc corrosion resistance, two-point mounting

Core Product Features & Advantages

1 Compact Spring-Loaded Bolt Mechanism for Tool-Free Door Removal

The integrated compact spring-loaded bolt mechanism enables quick, tool-free door removal and installation in space-limited applications. Simply lift the ergonomic handle to retract the Φ6 bolt pin, slide the door off, and release — the spring automatically returns the pin to the engaged position. This dramatically reduces maintenance time and allows full door removal for unobstructed access to cabinet interiors during servicing, component replacement or equipment installation.

2 Left and Right Hand Variants for Flexible Door Configuration

The hinge is available in both left-hand (CL263-2L) and right-hand (CL263-2R) configurations, allowing designers and installers to select the appropriate hand based on the door swing direction. This ensures proper hinge orientation, optimal load distribution and smooth operation regardless of whether the door opens to the left or right, providing flexibility for various compact cabinet layout designs.

3 Solid Steel Construction with White Zinc Plating

The entire hinge, including both the body, bolt pin and handle, is fabricated from robust solid steel for excellent structural rigidity and load-bearing capacity in a compact form factor. The uniform white zinc plating forms a protective layer that effectively resists oxidation, rust and surface abrasion, providing reliable performance in standard indoor industrial environments while maintaining a clean and professional appearance.

4 Integrated Ergonomic Lift Handle for Easy Operation

The bent ergonomic handle (32mm height) provides a comfortable grip for operators to retract the spring-loaded bolt pin during door removal or installation. The handle design allows for quick one-handed operation, making door removal fast and efficient even when wearing work gloves. The handle is integrally formed with the bolt pin for maximum strength and durability.

5 Compact 58mm Footprint with Two-Point Mounting

With a compact 58mm overall length and 12mm body width, this hinge is specifically designed for small to medium-sized equipment enclosures where installation space is limited but detachable functionality is required. The 2×Φ4.5 mounting holes (12mm spacing) allow M4 screws to securely fasten the hinge to both cabinet frame and door, providing stable installation while maintaining the compact overall dimensions.

6 Φ6 Bolt Pin with Reliable Spring Engagement

The Φ6 bolt pin provides sufficient load-bearing strength and rotational durability for small to medium cabinet doors. The spring mechanism ensures the pin remains securely engaged when the door is in place, preventing accidental dislodging from vibration or impact, while allowing quick retraction when door removal is needed.

Application Fields

  1. Small electrical control boxes, compact junction boxes, miniature PLC enclosures and low-voltage distribution cabinets requiring frequent door removal
  2. CNC machine tool mini-access panels, automation equipment small protective doors and compact machinery access hatches
  3. Communication equipment small cabinets, compact server modules and signal transfer enclosures requiring regular equipment servicing
  4. Sheet metal small tool cabinets, compact industrial console doors and workbench mini-storage enclosures
  5. Test bench compact cabinets, laboratory small equipment enclosures and environmental monitoring sensor boxes
  6. Aluminum profile compact industrial frames, small mechanical equipment maintenance hatches and mini test fixtures
  7. High-volume compact electrical cabinet manufacturing and OEM equipment production requiring cost-effective detachable hinges
  8. Indoor industrial applications where compact concealed spring-loaded hardware and left/right configuration are required
  9. Applications where full door removal is needed for unobstructed access to small cabinet interiors
  10. Small equipment that requires frequent door removal for component replacement, wiring or maintenance

Installation & Maintenance Guidelines

Step-by-Step Installation Procedures

  1. Select the appropriate hand variant: CL263-2L for left-hand door swing, CL263-2R for right-hand door swing
  2. Determine the installation positions on both the cabinet frame and door panel according to the dimension drawing
  3. On the cabinet frame: mark and drill 2×Φ4.5 through holes at 12mm center spacing
  4. Align the hinge body against the cabinet frame and fasten with M4 screws through both mounting holes
  5. On the door panel: drill a Φ6 hole at the corresponding position to accommodate the bolt pin
  6. Lift the ergonomic handle to retract the spring-loaded bolt pin
  7. Align the door panel with the retracted pin position and release the handle to allow the spring to engage the pin into the door hole
  8. Verify that the bolt pin is fully engaged in the door panel and that the door rotates smoothly
  9. Test the door removal and reinstallation process to ensure smooth spring-loaded operation
  10. Adjust the mounting position slightly if needed to achieve proper door alignment and consistent gap spacing

Installation Quantity Recommendation

  • Door height ≤400mm: Install 2 compact spring-loaded bolt hinges symmetrically (top and bottom), ensuring both are the same hand variant
  • Door height 400mm to 700mm or medium-weight steel door: Install 3 hinges (top, middle, bottom) for balanced load distribution
  • Note: For proper detachable operation, all hinges on a door should be the same spring-loaded bolt model and hand variant to ensure synchronized pin engagement

Maintenance Instructions

  1. Suitable for indoor dry environments; not recommended for long-term outdoor exposure, high-humidity areas, coastal salt spray or severe chemical vapor conditions
  2. Wipe the white zinc plated surface periodically with a soft dry cloth to remove dust, grease and moisture
  3. Apply a small amount of dry lubricant to the Φ6 bolt pin and spring mechanism every six months to maintain smooth retraction and engagement
  4. Check both mounting screw tightness quarterly, as frequent door removal may cause gradual loosening
  5. Test the spring-loaded bolt operation quarterly to verify consistent pin engagement and retraction; if the spring weakens, replace the hinge
  6. Inspect the white zinc plating annually for chips or scratches; touch up with zinc-rich paint if necessary to maintain rust protection
  7. Inspect the spring mechanism annually for any signs of fatigue, deformation or corrosion; replace immediately if any damage is detected
  8. Verify that the left/right hand orientation remains correct and that the bolt pin remains properly aligned with the door panel hole

Product Summary

CL263-2 is a compact spring-loaded bolt detachable hinge manufactured from solid steel with white zinc plating, available in both left-hand (CL263-2L) and right-hand (CL263-2R) variants, featuring an integrated ergonomic lift handle for tool-free door removal. Its robust steel construction provides reliable structural rigidity, the white zinc plating offers corrosion protection for standard indoor environments, the Φ6 bolt pin with spring mechanism ensures secure door engagement and quick removal, and the compact 58mm footprint with 2×Φ4.5 two-point mounting provides stable installation on small to medium cabinet doors. With its innovative compact detachable design, flexible left/right configuration and cost-effective performance, it is an ideal hardware solution for small electrical cabinets, instrument enclosures, communication devices, compact machinery access panels and various applications requiring frequent full door removal for maintenance and servicing in space-limited environments.

CL263-2 steel white zinc plated compact spring loaded bolt hinge left right 2-Φ4.5 mounting holes Φ6 pin lift off industrial cabinet equipment door hinge CL263-2L CL263-2R