Product Description
Double stack self-locking washers are designed to provide a locking feature to fasteners to prevent them from loosening due to vibrations or other forces. They consist of two stacked washers, with the bottom washer having teeth that grip the surface of the mating part and the top washer having internal teeth that grip the screw or bolt head. When the screw or bolt is tightened, the top washer is forced down onto the bottom washer, creating a locking effect that keeps the fastener securely in place.
Parameter Table
| Parameter | Value |
| Material | Steel, Stainless Steel, Brass, or as per customer request |
| Finish | Plain, Black oxide, Zinc plated, HDG, or as per customer request |
| Size | M3 to M100, or as per customer request |
| Standard | DIN, ISO, ANSI/ASME, JIS, or as per customer request |


FAQ
Q: What is the purpose of using a double stack self-locking washer?
A: The double stack self-locking washer provides a reliable locking feature to fasteners, preventing them from loosening due to vibrations or other forces. It ensures that the fastener remains securely in place.
Q: What materials can be used to manufacture double stack self-locking washers?
A: Double stack self-locking washers can be manufactured from steel, stainless steel, brass, or other materials as per customer requirements.
Q: What finishes are available for double stack self-locking washers?
A: Double stack self-locking washers can be finished with plain, black oxide, zinc plated, HDG, or other finishes as per customer requirements.
Q: What sizes are available for double stack self-locking washers?
A: Double stack self-locking washers are available in sizes ranging from M3 to M100, or as per customer requirements.
Q: What standards are followed for manufacturing double stack self-locking washers?
A: Double stack self-locking washers can be manufactured as per DIN, ISO, ANSI/ASME, JIS, or other standards as per customer requirements.
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