1. Boat Deck & Cabin Hardware Deals
  2. sku: 3248656227505761
  3. MARINE FASTNERS INC BOSTSW1/2C5.25X3.437

MARINE FASTNERS INC/ BOSTSW1-2C5.25X3.437 Fasteners Bow BOSTSW1/2C5.25X3.437 Inc. Bow/stern SS316 1/2-13 5-1/4 3-7/16

2c5.25x3.437 Marine Fastners Inc/ Bostsw1/2c5.25x3.437 Inc. Bow/stern Eye Ss316 1/2-13 5-1/4 X 3-7/16 Pair

( Brand: Marine Fastners Inc/ ), ( Part Type: Fastener ), ( Manufacturer Part Number: BOSTSW1/2C5.25X3.437 ), ( Material: Stainless Steel )

Review MARINE FASTNERS INC/ Fasteners Bostsw1/2c5.25x3.437 Inc. Bow/stern Eye 1/2-13 5-1/4 3-7/16 Pair

Introducing the Bostwich Model BSW1/2C5.25x3.437 marine fastener from Marine Fasteners Inc., a high-performance stainless steel bow or stern deck screw designed for heavy-duty applications in marine environments.

This BSW1/2C5.25x3.437 marine fastener features a 1/2-13 thread pitch, making it ideal for use with standard marine decking hardware. Its overall length is 5-1/4 inches, providing ample penetration depth for secure attachment to various marine substrates. The screw's head diameter measures 3-7/16 inches, offering a large contact area for enhanced load distribution and superior holding power.

Constructed from 316 grade stainless steel, this marine fastener boasts superior resistance to corrosion and galvanic action. Its polished, mirror-bright finish not only enhances the aesthetics of your marine project but also acts as a protective barrier against the elements. This fastener's high-quality materials ensure long-lasting durability and reliability in even the most challenging marine conditions.

The BSW1/2C5.25x3.437 marine fastener's self-tapping point enables it to penetrate various marine substrates, including wood, aluminum, and fiberglass, with ease. Its tapered shank design ensures a snug fit and minimizes the risk of stripping or splitting the substrate. Furthermore, its chamfered leading edge provides a smooth, clean entry, reducing the risk of splitting and promoting even distribution of clamping force for maximum holding power.

In summary, the Bostwich Model BSW1/2C5.25x3.437 marine fastener from Marine Fasteners Inc. is a high-performance, stainless steel bow or stern deck screw designed for heavy-duty marine applications. Its 1/2-13 thread pitch, 5-1/4 inch length, and 3-7/16 inch head diameter make it a versatile option for various marine projects. Constructed from premium 316 grade stainless steel, this fastener offers superior corrosion resistance, durability, and reliability. Its self-tapping point, tapered shank design, and chamfered leading edge ensure easy installation, minimal substrate damage, and maximum holding power.

Product Name: Marine Fasteners Inc. / Boatswain's Locker SS316 1/2-13 x 5-1/4 x 3-7/16 Bow/Stern Stainless Steel Screws

Pros:

1. Made of 316 stainless steel, which is a high-quality and corrosion-resistant material, making it suitable for marine applications.

2. The 1/2-13 thread size is common in marine applications, ensuring compatibility with various marine hardware and components.

3. The screws are designed for use in bow and stern applications, providing added strength and durability to these critical areas of a boat.

4. The screws have a hex head, making them easy to install and remove using standard hex-head drivers.

5. The screws come from reputable manufacturers, Marine Fasteners Inc. and Boatswain's Locker, which have a good reputation for producing high-quality marine hardware.

Cons:

1. The screws may be more expensive than their non-stainless steel counterparts due to the cost of the 316 stainless steel material.

2. The screws may require more torque to install properly due to their size and material, which may require the use of specialized tools or additional labor.

3. The screws may not be suitable for all marine applications, such as those that require a different thread size or material.

Conclusion:

Marine Fasteners Inc. / Boatswain's Locker SS316 1/2-13 x 5-1/4 x 3-7/16 Bow/Stern Stainless Steel Screws are a high-quality and durable option for boat owners looking to secure their boat's bow and stern areas. The screws' corrosion-resistant 316 stainless steel material, compatibility with common marine thread sizes, and hex head design make them an attractive choice. However, they may be more expensive than non-stainless steel screws and require specialized tools for installation. Overall, if the cost and installation considerations are feasible, these screws are a solid investment for marine applications.

Recommendation:

If you are looking for high-quality and durable stainless steel screws for your boat's bow and stern applications, Marine Fasteners Inc. / Boatswain's Locker SS316 1/2-13 x 5-1/4 x 3-7/16 Bow/Stern Stainless Steel Screws are a strong contender. Consider the installation requirements and costs before making a purchase, but if these factors are within your budget, these screws are an excellent choice for ensuring the strength and longevity of your boat.

part # bostsw12c525x3437 prices

  • $19.95-$94.40

specifications scowware:

  • brand: Marine Fastners Inc/
  • part type: Fastener
  • manufacturer part number: BOSTSW1/2C5.25X3.437
  • material: Stainless Steel

payments scowware:

  • other
  • credit card: Discover
  • wallet: Google-pay

returns scowware:

  • policy: No Returns

shipping scowware:

  • class: Standard
  • transit: 4-10 Days
  • cost: $4.95
  • carrier: USPS
  • service: USPS Ground Advantage
  • type: Fixed

seller scowware:

  • # reviews: 457
  • rating: 100.0%

general scowware:

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

offer scowware:

  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • quantity: 1
  • started: May 10, 2025
part type: fastener,
category: boat parts > deck cabin hardware, material: stainless steel, sku: 3248656227505761,

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