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Perko 0493DP999L Cover Bolt with Pin, Wing Nut & Washer Assembly

Manufacturer

Perko

<h3>A Century of American Marine Manufacturing Excellence</h3> <p>Since 1907, Perko has stood as one of America's most trusted names in marine hardware and accessories. What began in Brooklyn, New York, as a small operation crafting handmade sheet metal lanterns has evolved into a fifth-generation, family-owned manufacturer producing over 1,000 distinct marine products. Now headquartered in North Miami, Florida, Perko maintains an unwavering commitment to American craftsmanship—virtually every component, from bronze castings to chrome-plated fittings, is designed, engineered, and manufactured in-house at their expansive facility.</p> <p>Perko's reputation rests on precision manufacturing and uncompromising quality standards. The company operates its own automated foundry pouring aluminum, bronze, and stainless steel, performs decorative chrome plating and electrical contact gold plating in-house, and utilizes computerized CNC machining alongside robotic grinding. This level of vertical integration ensures consistent quality control and allows Perko to maintain ISO 9001:2015 certification while adhering to U.S. Coast Guard, UL, and National Marine Manufacturers Association standards.</p> <h3>Navigation Lighting for Every Vessel</h3> <p>For over a century, Perko has been the go-to source for marine navigation lights that meet the most stringent safety requirements. The company's <a href="/7492-perko-mastheadall-around-lights-with-removable-telescoping-bases-200666">masthead and all-around lights with removable and telescoping bases</a> represent decades of engineering refinement, offering boaters flexible mounting solutions for vessels under and over 20 meters. These combination lights integrate U.S. Coast Guard-certified masthead and all-around functionality in single, space-saving housings with fold-down adjustable angles and durable polymer construction. Perko has recently updated many navigation light models to meet ABYC C-5 LED standards, incorporating energy-efficient LED technology while maintaining the precise beam angles and visibility distances required by maritime regulations.</p> <h3>Premium Fishing Equipment Built for Serious Anglers</h3> <p>Understanding that anglers demand durability and versatility from their deck hardware, Perko manufactures an extensive line of <a href="/7492-perko-flush-mount-rod-holders-200429">flush mount rod holders</a> designed to withstand harsh marine environments. Available in both vertical and 65-degree angled configurations, these rod holders feature chrome-plated bronze or zinc alloy flanges paired with stainless steel or anodized aluminum tubes. The soft black liners protect expensive rods and reels, while integral flip-up caps and gaskets keep saltwater out when holders aren't in use. Perko's proprietary Marinium alloy—an exceptionally high-strength, corrosion-resistant material—is available on select models for the ultimate in longevity.</p> <h3>Complete Marine Systems and Hardware Solutions</h3> <p>Beyond lighting and fishing equipment, Perko's catalog spans virtually every marine hardware category. Their battery switches and electrical components are renowned for reliability in demanding saltwater applications. The company's underwater hardware—including bronze seacocks, thru-hulls, and intake strainers—is engineered to perform flawlessly below the waterline. Perko also manufactures fuel system components including EPA-compliant carbon canisters and specialized valves to help builders meet modern diurnal emissions regulations. Deck hardware such as cleats, chocks, locks, latches, and ventilators round out a product line that has served recreational boaters, commercial vessel operators, and military applications for generations.</p> <p>Every Perko product carries the company's time-tested motto: "We Make it Right, Right Here!" This commitment to domestic manufacturing and superior engineering has made Perko an essential brand for anyone who demands the best for their vessel.</p>

Part Number

0493DP999L
06/21/2036 9:35 AM
Sale Price

$35.68

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Perko 0493DP999L is a complete cover bolt assembly designed for securing marine deck plates, hatches, and access covers. This corrosion-resistant hardware set includes a cover bolt with integrated pin, wing nut, and washer for quick and secure fastening in marine environments.

Key Features:

  • Complete assembly includes bolt, pin, wing nut, and washer
  • Wing nut design allows for tool-free installation and removal
  • Corrosion-resistant construction suitable for saltwater and freshwater applications
  • Ideal for securing deck plates, inspection ports, and access hatches
  • Pin retention prevents loss of fastener components

This fastener assembly is commonly used with Perko fuel fill systems, deck plates, and other marine hardware requiring secure yet easily removable closures. The integrated design ensures all components stay together for convenient installation and maintenance.

Products specifications

Description

Cover Bolt w/Wing Nut & Washer

Fits with

#8 & 9 Strainer

Definitely will shop here again

Easy and good price

Easy checkout, great value Thanks

Thank you for the quick responses. I really appreciate that. Thank you for responding so quickly when all about returns. Sorry I have to return it because it's the wrong part. But I will use you for future purchases. Thank you

HAPPY

Great seller, good selection, super fast shipping!

Great turnaround time. Product was exactly what as displayed. Great service!!

New buyer, very easy to order on line. Will be reviewing your site for more products.

Easy, easy, easy

autoplicity from now on will be my first call. everything was just what they said. and delivery was the best time ever. placed order sunday night had part wed. morning. WOW thankz

Easy ordering. Lightning fast delivery!

Wow - fast service & great pricing !<br>I'll be back...

I found what I wanted and it was so fast and easy

Better product description and more accurate pictures would be nice

Great prices, only wish you provided free shipping like a lot of other locations do!!!!

Good price

Lowest price for the part, 1/2 the shipping of others. Ordered Monday nite here on Thursday. The right part. Things are good.

I was searching for spark plugs and came across their web site and was surprised to see they had the cheapest price on the plugs I needed.

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