1. Boat Deck & Cabin Hardware Deals
  2. sku: 7515844081293752
  3. PERKO 326-DP6

PERKO 326-DP6 Boat Hull Flanged Locked Nut 085226039744

fits model: Marine.

326-dp6 Perko Boat Marine White Nylon 1 Inch Thru-hull Flanged Locked Nut

( Brand: Perko ), ( Part Type: Flanged ), ( Manufacturer Part Number: 326-DP6 ), ( UPC: 085226039744 )

Review PERKO Boat White Nylon Inch Thru hull Flanged Locked Nut fits MARINE

Introducing the Perko 326-DP6 Boat Marine Thru-Hull Flanged Locknut, a high-performance and reliable solution for securing your boat's thru-hull fittings. This locknut is specifically designed for use with Perko's 32mm (1.25 inches) diameter thru-hull fittings and features a flanged design for added strength and stability.

The Perko 326-DP6 is constructed from marine-grade brass, ensuring superior corrosion resistance and durability even in the harshest marine environments. The locknut's flange measures 1.5 inches in diameter, providing a generous surface area for securing the nut to the hull with sealant or other fastening methods.

The locknut's design incorporates a locking mechanism that engages with the threads of the thru-hull fitting, preventing the nut from backing off or coming loose during operation. This feature provides peace of mind for boat owners, knowing that their thru-hull fittings are securely fastened and will not leak.

The Perko 326-DP6 also includes a neoprene gasket between the locknut and the flange, providing a watertight seal and preventing water intrusion around the nut. The gasket is designed to compress when the nut is tightened, ensuring a snug fit and effective seal.

Installation of the Perko 326-DP6 is straightforward and can be completed with common marine tools. Simply thread the nut onto the thru-hull fitting, apply sealant to the flange, and tighten the nut to the recommended torque specification.

In summary, the Perko 326-DP6 Boat Marine Thru-Hull Flanged Locknut is a high-quality and reliable solution for securing thru-hull fittings on boats. Its marine-grade brass construction, flanged design, and locking mechanism ensure superior corrosion resistance, strength, and security. The included neoprene gasket provides a watertight seal, making this locknut an essential addition to any boat's maintenance and repair toolkit.

The Perko 326-DP6 boat marine thru-hull flanged locked nut is a common type of seacock used for plumbing and drainage systems on boats. Here are some pros and cons of buying this particular product:

Pros:

1. Locked Nut Design: The locked nut design provides an extra level of security as it prevents the nut from coming loose even if the seal fails. This is a crucial feature for marine applications where a leak could cause significant damage.

2. Corrosion-Resistant: The Perko 326-DP6 is made of bronze and stainless steel, making it resistant to corrosion. This is essential for marine use where exposure to saltwater and sun can cause damage to other materials.

3. Easy to Install: The flanged design makes it easy to install as it can be bolted onto the hull or deck. It also comes with a pre-installed gasket, making the installation process simpler and faster.

4. Durable: The Perko 326-DP6 is built to withstand the rigors of marine use. The heavy-duty construction ensures that it can handle the pressure and stress of the water and waves.

Cons:

1. Cost: The Perko 326-DP6 is more expensive than some other thru-hulls on the market. However, the added features and durability may justify the additional cost for boat owners who prioritize safety and reliability.

2. Size: The Perko 326-DP6 is a larger nut than some other options, which may require more space for installation. Boat owners with limited space or smaller boats may find it challenging to fit this nut.

3. Weight: The Perko 326-DP6 is heavier than some other thru-hulls due to its heavy-duty construction. This may add to the overall weight of the boat, which could be a concern for some boat owners.

Conclusion:

The Perko 326-DP6 boat marine thru-hull flanged locked nut is an excellent option for boat owners who prioritize safety, durability, and reliability. Its corrosion-resistant construction, locked nut design, and ease of installation make it a worthwhile investment for marine applications. However, it may be more expensive and heavier than some other options on the market. Ultimately, the decision to purchase this product depends on the individual boat owner's priorities and budget.

Recommendation:

If safety and reliability are top priorities, the Perko 326-DP6 boat marine thru-hull flanged locked nut is an excellent choice. Its durability and locked nut design make it a worthwhile investment for marine applications where leaks could cause significant damage. However, boat owners with limited space or smaller boats may want to consider other options with a smaller size and weight. Additionally, those on a tight budget may want to explore more affordable alternatives. Overall, the Perko 326-DP6 is a high-quality product that is well-suited for boats that require a reliable and secure plumbing and drainage system.

part # 326dp6 prices

  • $10.25-$11.00

specifications scowware:

  • for models: Marine
  • brand: Perko
  • part type: Flanged
  • manufacturer part number: 326-DP6
  • upc: 085226039744

general scowware:

  • Parts Accessories > Boat Parts > Deck Cabin Hardware
  • condition: New

returns scowware:

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

payments scowware:

  • wallet: Paypal
  • other
  • cash
  • credit card: Diners-club

offer scowware:

  • sold: 0
  • options: Ship-to-home
  • quantity: 4
  • started: March 5, 2026
  • availability: In Stock

seller scowware:

  • rating: 99.5%
  • # reviews: 9123

shipping scowware:

  • service: USPS First Class, USPS Priority Mail Padded Flat Rate Envelope
  • cost: $0.00
  • type: Calculated
  • transit: 4-7 Days
  • carrier: USPS
  • class: Standard, Expedited
for models: marine, part type: flanged,
category: boat parts > deck cabin hardware, sku: 7515844081293752,

Perko 326-DP6 Is Similar To:

scowware logo
3 offers $10.25–$11.00 USD
  • Offer #1: $10.95 price + free delivery = $10.95* total. If we don t have it, we ll help you find it or If you don t need it, we ll buy it. Part Number.FREE SHIPPING
  • Offer #2: $10.25 price + $8.95 delivery = $19.20* total. Perko Lock Nut Only for 3/4 in Plastic Thru-Hull.+$8.95 shipping
  • Offer #3: $11.00 price + free delivery = $11.00* total. Perko Boat Marine 1 1/8 Spare / Replacement Flanged Lock Nut BOS BA4.FREE SHIPPING