Description
1/4-20 x 4" Pan Hd Ms Screw | Boat Supply Store
This 1/4-20 x 4" Phillips Pan Head Machine Screw from MARINE FASTENERS provides essential corrosion resistance for marine environments. Constructed from 18-8 stainless steel, it ensures superior durability and longevity in saltwater applications. Ideal for securing deck hardware, electronics mounts, or cabinetry in humid coastal conditions prevalent on the Texas coast.
Key Features
- Corrosion Resistant: 18-8 stainless steel construction safeguards against saltwater degradation.
- Secure Fastening: 1/4-20 thread pitch ensures a reliable and tight connection.
- Easy Installation: Phillips drive allows for straightforward use with standard tools.
- Versatile Application: Pan head design offers a clean, low-profile finish on surfaces.
- Durable Material: Engineered for the demanding conditions of marine environments.
- Precise Sizing: 4-inch length provides ample reach for various through-hull or panel applications.
- Reliable Brand: From MARINE FASTENERS, a trusted name in marine hardware.
- Quality Construction: Offers long-term performance and structural integrity for your boat.
Specifications
| Product Specifications | |
|---|---|
| thread_size | 1/4-20 |
| length | 4 inches |
| head_style | Pan |
| drive_type | Phillips |
| material | 18-8 Stainless Steel |
| brand | MARINE FASTENERS |
Who This Is For
This 1/4-20 x 4" Phillips Pan Head Machine Screw is designed for boat owners and marine technicians requiring robust, corrosion-resistant fasteners for onboard projects. It is particularly suited for individuals undertaking repairs or installations in saltwater environments where material integrity is paramount.
How It Compares
| Feature | 1/4-20 x 4" Pan Hd Ms Screw | Seastro |
|---|---|---|
| Thread Size | 1/4-20 | 1/4-20 |
| Length | 4 inches | — |
| Head Style | Pan | Pan |
| Drive Type | Phillips | Phillips |
| Material | 18-8 Stainless Steel | 316 Stainless Steel |
Common Concerns Answered
Will these screws rust in a marine environment?
Constructed from 18-8 stainless steel, these screws offer excellent resistance to corrosion in saltwater and humid marine conditions, significantly reducing the risk of rusting.
Are these screws suitable for structural applications?
While ideal for securing hardware, electronics, and paneling, always consult marine engineering best practices for critical structural applications. The 1/4-20 thread and robust stainless steel provide strong, reliable fastening for most non-critical marine uses.
Can I use standard Phillips drivers with these screws?
Yes, these machine screws feature a standard Phillips drive, allowing for easy installation and removal with commonly available Phillips head screwdrivers or power tool bits.
Frequently Asked Questions
What is the recommended application for a 4-inch machine screw?
A 4-inch length is often used for through-hull fittings, mounting larger transducers, securing cabin doors, or when fastening through thicker sections of fiberglass or wood where a secure grip is needed.
Why is 18-8 stainless steel a good choice for boat hardware?
18-8 stainless steel provides a balance of corrosion resistance, strength, and affordability, making it suitable for a wide range of marine applications where exposure to salt and moisture is common.
How do I ensure a proper fit with a 1/4-20 thread size?
The 1/4-20 designation means the screw has a diameter of 1/4 inch and 20 threads per inch. Ensure the mating component has a corresponding 1/4-20 tapped hole or nut for a secure fit.
What is the benefit of a pan head screw design?
The pan head offers a slightly rounded, low-profile top surface which provides good bearing area against the material being fastened and presents a cleaner aesthetic compared to a flat head screw.
Can these screws be used in direct contact with dissimilar metals?
While 18-8 stainless steel is generally resistant, it is always recommended to use isolating compounds or washers when mating with certain other metals to prevent galvanic corrosion, especially in prolonged submersion.
