Marine Hardware & Accessories
Upgrade, repair, and maintain your vessel with our wide selection of marine hardware & boat accessories. This category includes essential boat parts designed for deck, hull, electrical, plumbing, and onboard systems, helping you keep your boat safe, functional, and ready for the water.
Browse durable marine-grade hardware built to withstand saltwater, sun exposure, and harsh marine environments. Whether you're replacing worn components, upgrading equipment, or outfitting a new boat, you'll find reliable parts such as cleats, hinges, latches, fasteners, hatches, rail fittings, bilge components, plumbing fittings, and electrical hardware.
Our marine hardware selection supports a wide range of vessels including fishing boats, sailboats, pontoons, center consoles, and cruising boats. Each component is designed for strength, corrosion resistance, and long-term performance in marine conditions.
Shop quality boat hardware and marine accessories to keep your deck secure, systems running smoothly, and your boat ready for every trip on the water.
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- Qty in Cart
- Quantity
- Price
- Subtotal
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T-H Marine Washdown Fitting w/Shutoff Valve [WDV-1-DP]
T-H Marine Supplies
MSRP: $45.99$37.99Washdown Fitting with Shutoff ValveThis bulkhead-mounted washdown fitting is inexpensive, functional, easy to install, and rust-proof. This injection-molded plastic fitting is 2 1/4" in diameter and mounts in a 1 1/4" diameter hole with 3 countersunk...GM-100597- SKU:
- GM-100597
- Weight:
- 0.20 Ounces
- MPN:
- WDV-1-DP
MSRP: $45.99$37.99 -
Viega MegaPress 316 FKM 3/4" 90 Degree Elbow [91700]
Viega
MSRP: $197.55$146.99MegaPress 316 FKM 3/4" 90 Degree ElbowFeatures:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connectionComponents:FKM sealing elements, grip rings, separator rings Specifications:Construction: Stainless SteelBox Dimensions:...GM-100596- SKU:
- GM-100596
- Weight:
- 0.40 Ounces
- MPN:
- 91700
MSRP: $197.55$146.99 -
Viega MegaPress 316 FKM 3/4" 90 Degree Street Elbow [91730]
Viega
MSRP: $182.22$135.99MegaPress 316 FKM 3/4" 90 Degree Street ElbowFeatures:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connection, streetComponents:FKM sealing element, grip ring, separator ring Specifications:Construction: Stainless SteelBox...GM-100595- SKU:
- GM-100595
- Weight:
- 0.45 Ounces
- MPN:
- 91730
MSRP: $182.22$135.99 -
Viega MegaPress 316 FKM 1" 90 Degree Elbow [91705]
Viega
MSRP: $239.90$178.99MegaPress 316 FKM 1" 90 Degree ElbowFeatures:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connectionComponents:FKM sealing elements, grip rings, separator rings Specifications:Construction: Stainless SteelBox Dimensions:...GM-100594- SKU:
- GM-100594
- Weight:
- 0.85 Ounces
- MPN:
- 91705
MSRP: $239.90$178.99 -
Viega MegaPress 316 FKM Tee - 3/4" x 3/4" x 3/4" [91605]
Viega
MSRP: $390.86$290.99MegaPress 316 FKM Tee - 3/4" x 3/4" x 3/4"Features:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connectionComponents:FKM sealing elements, grip rings, separator rings Specifications:Construction: Stainless SteelBox...GM-100593- SKU:
- GM-100593
- Weight:
- 0.65 Ounces
- MPN:
- 91605
MSRP: $390.86$290.99 -
Viega MegaPress 316 FKM Tee w/FPT - 1" x 1" x 3/4" (FPT) [91860]
Viega
MSRP: $528.27$392.99MegaPress 316 FKM Tee with FPT - 1" x 1" x 3/4" (FPT)Features:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connection, female pipe threadComponents:FKM sealing elements, grip rings, separator rings...GM-100592- SKU:
- GM-100592
- Weight:
- 0.00 Ounces
- MPN:
- 91860
MSRP: $528.27$392.99Qty in Cart: 0Quantity:Price:MSRP: $528.27$392.99Subtotal: -
Viega MegaPress 316 FKM FPT Adapter - 3/4" x 3/4" (FPT) [91245]
Viega
MSRP: $178.07$132.99MegaPress 316 FKM FPT Adapter - 3/4" x 3/4" (FPT)Features:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connection, female pipe threadComponents:FKM sealing element, grip ring, separator ring Specifications:Construction:...GM-100591- SKU:
- GM-100591
- Weight:
- 0.30 Ounces
- MPN:
- 91245
MSRP: $178.07$132.99 -
Viega MegaPress 316 FKM FPT Adapter - 1" x 1" (FPT) [91250]
Viega
MSRP: $210.37$156.99MegaPress 316 FKM FPT Adapter - 1" x 1" (FPT)Features:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connection, female pipe threadComponents:FKM sealing element, grip ring, separator ring Specifications:Construction:...GM-100590- SKU:
- GM-100590
- Weight:
- 0.60 Ounces
- MPN:
- 91250
MSRP: $210.37$156.99 -
Viega MegaPress 316 FKM 1-1/2" 90 Degree Street Elbow [91745]
Viega
MSRP: $379.71$282.99MegaPress 316 FKM 1-1/2" 90 Degree Street ElbowFeatures:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connection, streetComponents:FKM sealing element, grip ring, separator ring Specifications:Construction: Stainless...GM-100589- SKU:
- GM-100589
- Weight:
- 1.50 Ounces
- MPN:
- 91745
MSRP: $379.71$282.99 -
Viega MegaPress 316 FKM 2" 90 Degree Street Elbow [91750]
Viega
MSRP: $481.57$357.99MegaPress 316 FKM 2" 90 Degree Street ElbowFeatures:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connection, streetComponents:FKM sealing element, grip ring, separator ring Specifications:Construction: Stainless SteelBox...GM-100588- SKU:
- GM-100588
- Weight:
- 2.15 Ounces
- MPN:
- 91750
MSRP: $481.57$357.99 -
Viega MegaPress 316 FKM 1-1/2" 90 Degree Elbow [91715]
Viega
MSRP: $399.69$296.99MegaPress 316 FKM 1-1/2" 90 Degree ElbowFeatures:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connectionComponents:FKM sealing elements, grip rings, separator rings Specifications:Construction: Stainless SteelBox...GM-100587- SKU:
- GM-100587
- Weight:
- 1.50 Ounces
- MPN:
- 91715
MSRP: $399.69$296.99Qty in Cart: 0Quantity:Price:MSRP: $399.69$296.99Subtotal: -
Viega MegaPress 316 FKM 2" 90 Degree Elbow [91720]
Viega
MSRP: $506.88$376.99MegaPress 316 FKM 2" 90 Degree ElbowFeatures:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connectionComponents:FKM sealing elements, grip rings, separator rings Specifications:Construction: Stainless SteelBox Dimensions:...GM-100586- SKU:
- GM-100586
- Weight:
- 2.10 Ounces
- MPN:
- 91720
MSRP: $506.88$376.99 -
Viega MegaPress 316 FKM MPT Adapter - 1-1/2" x 1-1/2" (MPT) [91230]
Viega
MSRP: $274.12$203.99MegaPress 316 FKM MPT Adapter - 1-1/2" x 1-1/2" (MPT)Features:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connection, male pipe threadComponents:FKM sealing element, grip ring, separator ring Specifications:Construction:...GM-100585- SKU:
- GM-100585
- Weight:
- 1.00 Ounces
- MPN:
- 91230
MSRP: $274.12$203.99Qty in Cart: 0Quantity:Price:MSRP: $274.12$203.99Subtotal: -
Viega MegaPress 316 FKM MPT Adapter - 2" x 2" (MPT) [91235]
Viega
MSRP: $339.48$252.99MegaPress 316 FKM MPT Adapter - 2" x 2" (MPT)Features:For use with Sch. 5 to Sch. 40 stainless steel pipe316 stainless steelPress connection, male pipe threadComponents:FKM sealing element, grip ring, separator ring Specifications:Construction:...GM-100584- SKU:
- GM-100584
- Weight:
- 1.30 Ounces
- MPN:
- 91235
MSRP: $339.48$252.99 -
Sea-Dog 4" Gauge Power Socket Adapter Mounting Plate - White [426104-1]
Sea-Dog
MSRP: $12.25$8.994" Gauge Power Socket Adapter Mounting Plate - WhiteThis instrument hole adapter allows you to replace an unused 4 in. gauge with two new 1-1/8 in. style gauges. It is installed by placing the face plate in front of the dashboard and then inserting the...GM-100583- SKU:
- GM-100583
- Weight:
- 0.20 Ounces
- MPN:
- 426104-1
MSRP: $12.25$8.99 -
Sea-Dog 4" Gauge Power Socket Adapter Mounting Plate [426103-1]
Sea-Dog
MSRP: $12.25$8.994" Gauge Power Socket Adapter Mounting PlateThis instrument hole adapter allows you to replace an unused 4 in. gauge with two new 1-1/8 in. style gauges. It is installed by placing the face plate in front of the dashboard and then inserting the...GM-100582- SKU:
- GM-100582
- Weight:
- 0.20 Ounces
- MPN:
- 426103-1
MSRP: $12.25$8.99 -
Sea-Dog 2" Gauge Power Socket Adapter Mounting Plate [426101-1]
Sea-Dog
MSRP: $6.95$4.992" Gauge Power Socket Adapter Mounting Plate This instrument hole adapter is designed to install standard 1-1/8-in. gauges and meters into 2 in. instrument dash panel holes. The socket adapter is installed by placing the face plate in front of the...GM-100581- SKU:
- GM-100581
- Weight:
- 0.10 Ounces
- MPN:
- 426101-1
MSRP: $6.95$4.99 -
Sea-Dog Power Socket Rear Boot [426106-1]
Sea-Dog
MSRP: $4.75$3.99Power Socket Rear BootThis power socket rear boot protects wire connections and provides a finished appearance. Fits all Sea-Dog® round power sockets, gauges, and meters. Features:Constructed of PVCSpecifications:Height: 1-7/8 in.Outer...GM-100580- SKU:
- GM-100580
- Weight:
- 0.05 Ounces
- MPN:
- 426106-1
MSRP: $4.75$3.99 -
Sea-Dog USB A / USB C Square Surface Mount Power Socket [426531-1]
Sea-Dog
MSRP: $44.95$30.99USB A / USB C Square Surface Mount Power SocketThis square surface-mount USB 3.0 & USB-C power socket charges two devices simultaneously. When split, the total 6A output is 3A per side. Features:USB 3.0 features Quick Charging (QC) for...GM-100579- SKU:
- GM-100579
- Weight:
- 0.15 Ounces
- MPN:
- 426531-1
MSRP: $44.95$30.99 -
Sea-Dog 12V Power Socket w/Blue LEDs [426127-1]
Sea-Dog
MSRP: $10.45$7.9912V Power Socket with Blue LEDsThe LED power socket adds power easily, almost anywhere. Two blue LEDs light up the interior. Features:Constructed of injection-molded nylon and ABS with stamped brass contactsInstallation is as easy as drilling a...GM-100578- SKU:
- GM-100578
- Weight:
- 0.10 Ounces
- MPN:
- 426127-1
MSRP: $10.45$7.99