Marine set screw, an essential fastening solution, play a pivotal role in securing and locating components in marine applications. These versatile fasteners have gained prominence as the de facto method for fastening collars, gears, pulleys, and various other parts to shafts.
| Tip Types | Nylon, Brass |
|---|
Selecting the appropriate set screw involves careful consideration of several factors. Material hardness, the frequency of adjustments or disassemblies, desired drive type, and required holding power are crucial aspects to evaluate. It is essential to match the set screw’s characteristics with the specific application to ensure optimal performance and longevity.
Set screws offer a variety of point styles and tip types, each designed to fulfill specific functions and meet various application requirements. The selection of the most suitable point style and tip type is crucial to ensure optimal performance and achieve the desired level of holding power. Let’s explore these options in more detail:
Marine set screws are available in a range of sizes and lengths, typically expressed in whole numbers or fractional inches. The thread specifications adhere to the Unified inch coarse series (UNC) and Unified inch fine (UNF) categories. It is essential to accurately measure the length of headless socket set screws or square head set screws to ensure proper fit and functionality.
To maximize holding power and mitigate the effects of vibration, several considerations come into play. Factors such as screw size, seating torque, and the use of multiple set screws in strategic positions can significantly enhance the overall stability and reliability of the fastened components. Proper selection and installation of set screws, taking into account the unique demands of marine environments, are crucial for long-lasting performance.
| Nominal Size | Key Engagement/K | Cup & Flat Point Diameter/F | Oval Point Radius/R | Cone Point Angle/A | Half Dog Point | ||||
|---|---|---|---|---|---|---|---|---|---|
| Diameter/D | Length/H | ||||||||
| Min | Max | Min | Basic | Max | Min | Max | Min | ||
| 0 | 0.050 | 0.033 | 0.027 | 0.045 | 0.09 | 0.040 | 0.037 | 0.017 | 0.013 |
| 1 | 0.060 | 0.040 | 0.033 | 0.055 | 0.09 | 0.049 | 0.045 | 0.021 | 0.017 |
| 2 | 0.060 | 0.047 | 0.039 | 0.064 | 0.13 | 0.057 | 0.053 | 0.024 | 0.020 |
| 3 | 0.070 | 0.054 | 0.045 | 0.074 | 0.13 | 0.066 | 0.062 | 0.027 | 0.023 |
| 4 | 0.070 | 0.061 | 0.051 | 0.084 | 0.19 | 0.075 | 0.070 | 0.030 | 0.026 |
| 5 | 0.080 | 0.067 | 0.057 | 0.094 | 0.19 | 0.083 | 0.078 | 0.033 | 0.027 |
| 6 | 0.080 | 0.074 | 0.064 | 0.104 | 0.19 | 0.092 | 0.087 | 0.038 | 0.032 |
| 8 | 0.090 | 0.087 | 0.076 | 0.123 | 0.25 | 0.109 | 0.103 | 0.043 | 0.037 |
| 10 | 0.100 | 0.102 | 0.088 | 0.142 | 0.25 | 0.127 | 0.120 | 0.049 | 0.041 |
| 1/4 | 0.125 | 0.132 | 0.118 | 0.188 | 0.31 | 0.156 | 0.149 | 0.067 | 0.059 |
| 5/16 | 0.156 | 0.172 | 0.156 | 0.234 | 0.38 | 0.203 | 0.195 | 0.082 | 0.074 |
| 3/8 | 0.188 | 0.212 | 0.194 | 0.281 | 0.44 | 0.250 | 0.241 | 0.099 | 0.089 |
| 7/16 | 0.219 | 0.252 | 0.232 | 0.328 | 0.50 | 0.297 | 0.287 | 0.114 | 0.104 |
| 1/2 | 0.250 | 0.291 | 0.270 | 0.375 | 0.57 | 0.344 | 0.334 | 0.130 | 0.120 |
| 5/8 | 0.312 | 0.371 | 0.347 | 0.469 | 0.75 | 0.469 | 0.456 | 0.164 | 0.148 |
| 3/4 | 0.375 | 0.450 | 0.425 | 0.562 | 0.88 | 0.562 | 0.549 | 0.196 | 0.180 |
| 7/8 | 0.500 | 0.530 | 0.502 | 0.656 | 1.00 | 0.656 | 0.642 | 0.227 | 0.211 |
| 1 | 0.562 | 0.609 | 0.579 | 0.750 | 1.13 | 0.750 | 0.734 | 0.260 | 0.240 |
Zava Marine Corporation is a leading supplier of marine parts and components. With a strong focus on quality and customer satisfaction, we specialize in providing a comprehensive range of high-quality marine equipment and accessories. Our products include deck equipment, ship accessories, and various other essential components needed for smooth maritime operations.
With a global presence, we serve a diverse customer base, including shipbuilders, shipowners, offshore operators, and marine equipment distributors. We are committed to providing exceptional service and tailored solutions to meet our customers’ unique needs.
Zava Marine offers a comprehensive range of certifications for marine parts in accordance with international standards and regulations. These certifications include those provided by renowned marine classification societies such as Lloyd’s Register (LR), Bureau Veritas (BV), China Classification Society (CCS), Registro Italiano Navale (RINA), American Bureau of Shipping (ABS), Nippon Kaiji Kyokai (NK), and Det Norske Veritas – Germanischer Lloyd (DNV-GL). By collaborating with these esteemed societies, Zava Marine ensures that our certified marine parts meet the highest standards of safety, quality, and performance, instilling confidence in our reliability and compliance within the maritime industry.
The warranty provided by Zava Marine covers defects in materials and workmanship for a period of two years from the date of purchase. During this warranty period, if any marine parts purchased from Zava Marine exhibit issues or failures resulting from manufacturing defects or faulty materials, Zava Marine will take responsibility for repair or replacement of the affected parts.
Zava Marine has recently opened new molds for European and North American clients, utilizing materials such as metal, ABS, PVC, and more. These successful mold opening projects allow us to provide customized marine parts and components that meet the specific requirements of our clients in these regions.
Typically, Zava Marine can ship samples within 7 days once the product drawing has been mutually confirmed by both parties. This efficient process ensures that customers can receive samples promptly, allowing them to assess the quality and suitability of the products.
Zava Marine frequently utilizes a wide range of materials in our projects. These materials include aluminum, stainless steel, carbon steel, copper, plastics, titanium, and PEEK (Polyether Ether Ketone). Each material offers unique properties and characteristics suitable for various marine applications.
Yes, we provide customization services for marine parts. We understand that every project and application may have unique requirements, and we are committed to delivering tailored solutions. By collaborating closely with our clients, we can adapt our products to specific specifications, ensuring optimal fit, performance, and compatibility. Whether it’s modifying existing designs or creating entirely new parts, our customization services cater to the diverse needs of the maritime industry.
Absolutely! We offer product design and development services to support our clients’ needs. Our experienced team of engineers and designers can collaborate with clients from concept development to final product realization. By leveraging our expertise in marine engineering and design, we can provide valuable insights and innovative solutions. Whether it’s optimizing existing designs or creating entirely new products, we are equipped to assist clients in bringing their ideas to life efficiently and effectively.
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