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Replacement Cap 351350 - 351353. Cap threads are 1-1/2" - 12 NPSM - Straight. Gas, diesel and water caps include attachment chains.WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov More Details
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The ultimate deck plate key will fit all Sea-Dog fuel fills as well as most others on the market. Also included on the key is a shackle key, bottle opener and a straight blade screwdriver, plus 5/16" ... More Details
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Sea Dog Stainless Steel Deck Plate Key Sea Dog investment cast 316 stainless steel deck plate key for use with all fill caps with 1-3/16" holes on center. Fits all Sea Dog cast stainless deck fill cap... More Details
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Replacement 2 & 3/8" Stainless Steel Gas Cap for 1.5" Gas Fills.WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov More Details
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Sea Dog Replacement Deck Fill Gas Cap- Red Features: Fits Sea Dog brand 1-1/2" Deck Fills Cap molded from Fiberglass Filled Nylon The cap threads are 1-1/4" - 11-1/2 NPSM - Straight Gas, diesel and wa... More Details
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Sea Dog Replacement Deck Fill Cap - MW

Gas Caps & Deck Fills
Sea Dog Replacement Deck Fill Cap Replacement 316 Stainless Steel Gas Cap for Sea Dog 351320-351323 Gas Fills.  Threads 1-1/4" - 11-1/2" NPSM  WARNING: Cancer and Reproductive Harm - P65Warnings.ca.go... More Details
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Die Cast Zinc, Chrome Plated Replacement 2 & 3/8" Cap for 1.5" SeaDog 351750 Gas Fill.WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov More Details
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Sea Dog Locking Stainless Steel Fuel Deck Fill These Locking Hose Deck Fills feature a locking cap to prevent fuel theft. Cap spins freely when in the locked position. To unlock the cap, turn key unti... More Details
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Sea Dog Flip Top Gas Fill - MW

Gas Caps & Deck Fills
Sea Dog Flip Top Gas Fill Features: Investment Cast 316 Stainless Fits 1-1/2" Fuel Hose WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov More Details
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Sea Dog Diesel 1-1/2" Deck Fill- Stainless Steel Features: "Diesel" is molded into the plate of the deck fill The cap threads are 1-1/4" - 11-1/2 NPSM - Straight Include attachment chain WARNING: Canc... More Details
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Sea Dog Keyless Fills are made from Cast 316 Stainles steel with the cap molded from fiberglass filled nylon. Each deck fill has a specail cap with a built-in key for easy cap removal. The hinged key ... More Details
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Sea Dog Cast Stainless Fuel Deck Fill with Deck Key Features: Comes with Deck Plate Key Fits 1-1/2" Fuel Hose Labeled for Gas only The cap threads are 1-1/4" - 11-1/2 NPSM - Straight Investment Cast 3... More Details
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Sea Dog Cast Stainless Fuel Deck Fill Sea-Dog Deck Fills are made from corrosion-resistant cast 316 stainless steel. Cap threads are 1-1/4" - 11-1/2 NPSM - Straight. For use with 1 1/2" hose O.D. meas... More Details
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Sea Dog Bronze Adjustable Deck Plate Key This Sea Dog Deck Plate Key opens to a maximum of 6" and comes with two sizes of stainless steel pins, 3/16" and 5/16" allowing it to fit most plates or caps. ... More Details
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Perko Vented Gas Fill for 1.5" Hose - Straight Neck The Perko 0541 series of vented fills are built to be durable and long lasting. This fill is marked for gas and features a 2-7/16" straight neck. Pe... More Details
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Perko Straight Neck Vented Fill - for 1-1/2" Hose Made from white polymer. Straight neck, with an integral tank vent with flame arrestor, and a flip top cap. No ground wire required. Specifications: F... More Details
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Retaining Cable For Deck Plates. Stainless steel cable, ring and self tapping screw. Length 7".WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov More Details
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Locking Gas Cap. Black plastic cap with cover for key hole. Includes 2 keys. Fits 1313 and 1399 models. Cap outside thread diameter: 1 15/32 inchesWARNING: Cancer and Reproductive Harm - P65Warnings.c... More Details
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Perko Replacement Locking Gas Cap - MW

Gas Caps & Deck Fills
Fuel System Locking Cap for 1-1/2" Non-Vented Fills Black Plastic with Gasket Built in Lock Cylinder Fits PERKO Fills 0520, 0527, 0528, 0557, 0599 and 1270 WARNING: Cancer and Reproductive Harm - P65W... More Details
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Gas Cap with O-Ring and Retainer for Perko 1270 Gas Fill Necks.WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov More Details
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Perko Replacement Cap with VPR - MW

Gas Caps & Deck Fills
Perko Replacement Cap with VPR This Perko replacement gas cap with VPR is EPA compliant sealed. It is built from black polymer, and comes with an O-ring and retainer. Made for 1-1/2" fills for hose. W... More Details
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Locking deck fill with black plastic splash guard along with cap and strap. Locking cap has cover for the key slot. Chrome plated zinc alloy. Includes 2 keys, also requires grounding per U.S.C.G. requ... More Details
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Perko Gas Fill for 1-1/2" Hose - MW

Gas Caps & Deck Fills
Perko Gas Fill for 1-1/2" Hose This Perko gas fill has a chrome plated zinc alloy flange, and a black polymer cap with strap. Included is the grounding screw and cap retainer and gasket. Specification... More Details
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Perko Fuel Fill Locking Insert - MW

Gas Caps & Deck Fills
Perko Fuel Fill Locking Insert Perko fuel system locking insert for use with 1-1/2" vented fills. This locking insert fits most Perko vented fills and features a polymer body with zinc alloy lock cyli... More Details
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Perko Deck Fill O-Ring - MW

Gas Caps & Deck Fills
Perko Deck Fill O-Ring This O-Ring is a replacement part for Perko deck fills. WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov More Details
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Perko Chrome Gas Deck Fill with Black Plastic Cap and Flange Deck fill with black plastic splash guard and cap with strap. Features key less, easy to use cap with tabs. Chrome Plated zinc alloy. Requi... More Details
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Perko Chrome Bronze Replacement Gas Cap with Chain - 540DPG99A Chrome plated bronze spare gas cap with stainless steel bead chain for vented or non-vented, angled or straight. For use with Perko 0540 ... More Details
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Perko Angled Neck Vented Fill for 1-1/2" Hose This angled neck vented fill gas cap from Perko has a black polymer cap, body, and strap. No ground wire is required for this item. Specifications: Fits h... More Details
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Moeller 621501-10-1 Low Profile Manually Vented Fuel Cap  The Moeller Low Profile Fuel Cap is a Tempo Style vented fuel cap designed for recreational boating. For Boats internationally and boats built... More Details
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Moeller Marine 035740-10 Chrome Fuel Deck Fill for 1-1/2" Hose For use with 1-1/2" I.D. fill hose. Designed with screw mount and splash lip Deck plate fill for gasoline. Cap attached with stainless st... More Details
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Gen3 Marine Stainless Steel Gas Deck Fill w/ Key Gen3 Marine Gas Deck Fills are constructed of corrosion-resistant 316 stainless steel that's durable and long-lasting. The slotted cap of this deck fil... More Details
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Gen3 Marine Stainless Steel Fuel Deck Fill w/ Key Gen3 Marine Fuel Deck Fills are constructed of corrosion-resistant 316 stainless steel that's durable and long-lasting. The slotted cap of this deck f... More Details
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Replacement Cap for gas, diesel and water hose deck fills. For 1-1/4" straight pipe threads. Highly polished finish. Flush cap is slotted for separate key and features an O-ring that seals the cap wat... More Details
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Proudly serving customers across United States & Canada with Marine, RV parts and accessories.

Shipping Warehouse Locations:
New Jersey, USA
Florida, USA

About Us

LibertyMarineUSA supplies marine and RV parts and accessories from trusted U.S. manufacturers and proven, quality-approved imported manufacturers. We focus on dependable, quality-tested products from reliable sources, so you can maintain, repair, and outfit your boat or RV with confidence.

Our goal is simple: to deliver the best quality marine parts you can count on. We focus on dependable service, fast shipping, and proven products that are either American-made or American-tested and approved for quality and reliability.