The NRH 4201-120-1 is a professional heavy-duty spring return handle designed for industrial enclosures, toolboxes and high-grade transport cases. Made of premium 304 stainless steel with vibratory polish finish, it delivers superior rustproof, anti-corrosion and fingerprint-resistant performance, with smooth surface texture and easy daily cleaning. Weighing 140g, it supports a strong 35kg load capacity, enabling stable and labor-free lifting for heavy lids and equipment panels without extra burden.
Precision engineered with complete integration dimensions: overall length 103mm, mounting plate height 42mm and standard 85mm mounting hole center spacing. Built-in spring structure supports nearly 90° opening angle, allowing the handle to pop out naturally for comfortable gripping, and automatically retracts flush to the surface when idle. All technical data is for product selection and structural reference only.
Product Spotlight: Engineered for Performance and Durability
NRH 4201-120-1 adopts built-in spring automatic return design. After use, the handle rebounds flush with the panel, keeping the surface smooth and avoiding hooking and collision during transportation. Meanwhile, the spring assists labor-saving pulling, making it easier to open locked box doors. 304 stainless steel with vibratory polish adapts to workshop oil stains, humid environment and outdoor exposure, maintaining stable performance and elegant appearance after long-term frequent use.
Technical Specifications & Core Features
Based on official comprehensive specifications and dimensional drawings:
- Premium 304 Stainless Steel: High-purity 304 stainless steel body with outstanding rust, corrosion and oxidation resistance, suitable for industrial workshops, outdoor sites and humid harsh environments.
- Vibratory Polished Finish: Smooth matte polished surface, fingerprint-proof, easy to wipe and sanitize, retaining professional industrial texture for long time.
- Robust Load Rating & Spring Action: 35kg heavy load capacity matches heavy-duty box lids; built-in spring structure realizes nearly 90° opening and automatic flush return for one-handed convenient operation.
- Precision Engineering for Secure Fit: Standard size and hole layout for seamless installation and batch matching.
- Overall Dimensions: 103mm total length.
- Mounting Hole Centers: 85mm standard spacing.
- Key Plate & Bracket Dimensions: 42mm / 30mm height with 4 x Ø5.8mm mounting holes.
- Additional Design Specs: 30mm grip width, 2.2mm material thickness, plus 63mm and 122mm angle limit dimensions for accurate spring return.
Ideal Application Scenarios
With 304 weather-resistant material, 35kg heavy load and spring flush return function, NRH 4201-120-1 is widely used in professional high-end equipment matching:
- Industrial Toolboxes & Equipment Cases: Perfect for mechanic tool chests, field service kits and mechanical protective panels; spring retraction avoids accidental bumping, and stainless steel resists workshop oil and dirt erosion.
- Professional Transport & Instrument Cases: Ideal for audio flight cases, calibration instruments and precision equipment transport boxes; flush design reduces transit impact and protects internal devices.
- Musical & Specialized Equipment Cases: Suitable for guitar cases, speaker cabinets and photography equipment boxes, providing sturdy load-bearing and portable carrying experience.
- Outdoor & Job Site Equipment Containers: 304 stainless steel adapts to wind and rain exposure, perfect for outdoor tool storage boxes and engineering site equipment containers.
Upgrade your cases with a handle built for professional use. The NRH 4201-120-1 stainless steel spring return handle integrates industrial heavy-load performance, automatic flush retraction and corrosion-resistant material, providing long-lasting and comfortable carrying solution for high-grade toolboxes, flight cases and outdoor equipment containers.
For detailed CAD files, material certifications, or application consultation, contact our technical support team.