Sony 5-013-363-21 Arc Supporter L Headphone Part

Product Description

The SONY 5-013-363-21 is an OEM arc supporter component for the left side of compatible Sony headphones. The arc supporter forms part of the headband assembly, providing structural support and shape retention for the headphone frame. This is a genuine Sony replacement part intended for technicians and repair professionals performing component-level headphone service. It is the left-side variant of the arc supporter, as indicated by the L designation in the part name.

This part is used in headphone repair and refurbishment scenarios where the arc supporter has cracked, broken, or lost structural integrity. It is suited for bench-level electronics repair performed by consumer electronics technicians or experienced DIY repairers working on Sony headphone units that use this specific arc supporter design.

Key Features

• Genuine Sony OEM replacement component
• Left-side arc supporter for headphone headband assembly
• Direct replacement for worn or damaged arc supporter
• Designed for component-level headphone repair

Compatibility

Designed as an OEM-style replacement arc supporter for compatible Sony headphone models requiring part number 5-013-363-21. Verify fitment against the specific Sony headphone model before ordering.

Installation Notes

Installation should be performed by a qualified electronics technician familiar with Sony headphone disassembly procedures. Power down and disconnect any active charging or audio source before beginning disassembly. Use appropriate plastic pry tools to avoid damaging surrounding components during headband removal and reassembly. Refer to the applicable Sony service manual for model-specific disassembly sequences.

Technical Specifications

• Component: Arc Supporter Left Side
• Side: Left (L)
• Part Type: OEM Replacement

Standard Information

• Brand: SONY
• Manufacturer Part Number: 5-013-363-21