Improvement of fastening force due to the reduction of incomplete threaded sections and increased reaction force!
"ASPHA(R)" is a locking screw for thin plates that achieves improved fastening strength by reducing incomplete thread sections and increasing counterforce through the change from spring washers to SPAC washers. 【Features】 ■ Increased work efficiency and reduced total costs (half compared to conventional methods) due to the elimination of flat washer insertion during screw fastening ■ Prevention of flat washer insertion omissions ■ Improved fastening strength due to the reduction of incomplete thread sections and increased counterforce from the change from spring washers to SPAC washers *Reference: SPAC washers provide approximately five times the spring counterforce compared to spring washers. *For more details, please refer to the PDF document or feel free to contact us.
Inquire About This Product
basic information
For more details, please refer to the PDF document or feel free to contact us.
Price range
Delivery Time
Applications/Examples of results
For more details, please refer to the PDF document or feel free to contact us.
catalog(14)
Download All Catalogs
Company information
We want to be of even more help to our customers. NITTOSEIKO's technology supports global manufacturing. NITTOSEIKO is a unique company that specializes in industrial fasteners (screws), automatic assembly machines, measurement and control systems, and cleaning and inspection equipment - areas not covered by other companies. We are a total fastening solutions provider, manufacturing and selling not only screws but also screw manufacturing tools, driver bits, screw tightening machines, assembly equipment, measurement instruments, cleaning equipment, and inspection equipment. Based on our expertise in fastening technology, assembly technology, and measurement technology, we have established three business divisions and a medical division to develop cutting-edge products. Our operations span both domestic and international markets, supporting the growth of various industries, including home appliances and automobiles, and contributing to the enrichment of people's lives. We will continue to create valuable products for our customers and work together with them to pioneer new frontiers in manufacturing.




![[Technical Column] The Risks of Foreign Matter Contamination in Food Manufacturing Lines and Their Countermeasures](https://image.www.ipros.com/public/product/image/eb6/2001076414/IPROS12998311793254762764.png?w=280&h=280)





