OMC 553556 Screw Nos

( Part Type: Screw ), ( Manufacturer Part Number: 553556 )

Review OMC Screw Nos

The OMC 553556 screws are a high-quality, Marine-Grade stainless steel fastener designed for use in marine and other harsh environments. These screws are specifically engineered to provide superior corrosion resistance and durability.

The OMC 553556 screws come in a self-tapping design, which means they can be installed into pre-drilled holes without the need for a pilot hole. This feature makes them ideal for use in various applications, including boat building, deck repair, and other projects where access for drilling may be limited.

The screws have a thread diameter of 5/16 inches and a thread length of 1 inch. They have a type 316L stainless steel construction, which is known for its excellent resistance to pitting and crevice corrosion. The screws also feature a square drive slot, which allows for easy installation using standard screwdrivers.

The OMC 553556 screws have a hex head design, which provides added strength and allows for the use of hex-head drivers or bit sockets for installation. The head diameter is 9/16 inches, and the overall length of the screw is 1 1/4 inches.

These screws have a fine thread pitch of 132 RPM and a torque rating of 15-25 ft-lbs. They are suitable for use in various materials, including wood, fiberglass, and aluminum. The screws are packaged in a protective plastic bag to ensure they remain clean and free from contaminants during storage and transportation.

Overall, the OMC 553556 screws are an excellent choice for anyone looking for a high-quality, corrosion-resistant screw for marine or other harsh environments. Their self-tapping design and hex head make them versatile and easy to install, making them a popular choice for boat builders and repair professionals.

OMC 553556 screws are a type of self-drilling, self-tapping screws that are commonly used in various applications, particularly in construction and industrial projects. Here are some pros and cons of buying OMC 553556 screws:

1. Time-saving: These screws can drill and tap their own holes, eliminating the need for pre-drilling and saving time and effort.

2. Versatile: They can be used in various materials, including wood, metal, and composite materials, making them a practical choice for different projects.

3. Strong: OMC 553556 screws are known for their strength and durability, making them suitable for heavy-duty applications.

4. Cost-effective: These screws can save you money in the long run as they eliminate the need for separate drill bits and taps.

1. Over-tightening: These screws can be prone to over-tightening, which can damage the material and cause stripping. It is essential to use the correct torque settings when installing these screws.

2. Stripping: If the screws are not installed correctly, they can strip the material, rendering the screw unusable.

3. Limited length options: OMC 553556 screws come in a limited range of lengths, which may not be suitable for all applications.

In conclusion, OMC 553556 screws offer several advantages, including time-saving, versatility, strength, and cost-effectiveness. However, they also have some disadvantages, such as the risk of over-tightening or stripping. To mitigate these risks, it is essential to follow the manufacturer's instructions carefully and use the correct torque settings when installing these screws.

Recommendation: If you are looking for self-drilling, self-tapping screws for heavy-duty applications, OMC 553556 screws can be a practical choice. However, ensure that you follow the manufacturer's instructions carefully to avoid any potential issues with over-tightening or stripping. Additionally, consider checking the availability of different length options to ensure that they meet your specific project requirements.

part # 553556 prices

• $8.08-$9.47

specifications scowware:

• for makes: Omc
• part type: Screw
• manufacturer part number: 553556

payments scowware:

• credit card: Diners-club
• other
• wallet: Apple-pay

offer scowware:

• availability: In Stock
• started: June 17, 2026
• options: Ship-to-home
• best offers: True
• quantity: 4
• sold: 0

seller scowware:

• rating: 99.9%
• # reviews: 141145

general scowware:

• Parts Accessories > Boat Parts > Deck Cabin Hardware
• condition: New other see details

shipping scowware:

• cost: $0.00
• type: Calculated
• carrier: USPS, UPS
• service: USPS Ground Advantage, USPS Priority Mail Flat Rate Envelope, UPS Next Day Air, UPS 2nd Day Air
• transit: 4-8 Days
• class: Standard, Expedited, One-day

returns scowware:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

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