![GROCO ARG-503 Sight Glass Fits ARG-500 [ARG-503]](https://cdn11.bigcommerce.com/s-fzexhren17/images/stencil/1280x1280/products/10159/12201/76042XL__89322.1758862583.jpg?c=1 "GROCO ARG-503 Sight Glass Fits ARG-500 [ARG-503]")
![GROCO ARG-503 Sight Glass Fits ARG-500 [ARG-503]](https://cdn11.bigcommerce.com/s-fzexhren17/images/stencil/100x100/products/10159/12201/76042XL__89322.1758862583.jpg?c=1 "GROCO ARG-503 Sight Glass Fits ARG-500 [ARG-503]")
Product Description
ARG-503 Sight Glass Fits ARG-500
Sight glass fits the ARG-500-S 1/2" NPT strainer.
Product Videos
Custom Field
MPN ARG-503
Welcome to Blue Seas Marine Online Parts Store!
Shop by Category
- Accessories
- Adhesives/Sealants/Tapes
- Anodes
- Antifouling Systems
- Biminis/Shades/Umbrellas
- Bottom Paint
- Bow Thrusters
- Cleaning
- Deck / Galley
- Display Mounts
- Engine Controls
- Fuel Systems
- Gauge Accessories
- Gauges
- Hatch Lifts
- Horns
- Hull Protection
- Jack Plates
- Mirrors
- Non-Skid Paint
- Propellers
- Radar/TV Mounts
- Seating
- Security Systems
- Shore Power
- Steering Systems
- Tools
- Trim Tab Accessories
- Trim Tabs
- Trolling Motor Accessories
- Trolling Motors
- Underwater Cameras
- Windshield Wipers
- Winter Covers
- Accessories
- Alternators
- Batteries
- Battery Chargers
- Battery Isolators
- Battery Management
- Busbars, Connectors & Insulators
- Charger/Inverter Combos
- Circuit Breakers
- DC to DC Converters
- Electrical Panels
- Fuse Blocks & Fuses
- Inverters
- Meters & Monitoring
- Shore Power
- Solar Panels
- Switches & Accessories
- Terminals
- Tools
- Wire
- Wire Management
- Accessories
- Anchor Rollers
- Bimini Top Fittings
- Bow & Stern Eyes
- Chocks
- Cleats
- Deck Fills
- Deck Plates
- Engine Mounts
- Gas Springs
- Grab Handles
- Hatches
- Hinges
- Hooks & Clamps
- Latches
- Marine Lumber
- Oarlocks
- Pedestals
- Rail Fittings
- Rope & Chain Pipe
- Rub Rail
- Shaft Seals
- Ski Tows
- Steering Wheels
- Swim Platforms
- Teak
- Teak Lumber
- Vents
- Accessories
- AIS Systems
- Autopilots
- Cameras & Night Vision
- Cameras - Network Video
- Clocks & Barometers
- Compasses
- Fishfinder Only
- Gauge Accessories
- Gauges
- GPS - Chartplotters
- GPS - Fishfinder Combos
- GPS - Track Plotter
- Ice Flashers
- Instruments
- Marine Monitors
- Network Cables & Modules
- NMEA Cables & Sensors
- Radars
- Sounder/Sonar Modules
- Transducer Accessories
- Transducers
- Accessories
- Backpacks
- Binoculars
- Camping
- Cellphone/Camera/MP3 Cases
- Compasses - Magnetic
- Coolers
- Covers
- De-icers
- Fishing Accessories
- Fitness / Athletic Training
- Flashlights
- Foul Weather Gear
- FRS/GMRS Radios
- GPS - Accessories
- GPS - Handheld
- Hunting Accessories
- Hydration
- Knives
- Lighting - Flashlights/Lanterns
- Medical Kits
- Night Vision
- Personal Locator Beacons
- Pet Accessories
- Solar Panels
- Tackle Storage
- Tents
- Waterproof Bags & Cases
- Weather Instruments
![GROCO ARG-503 Sight Glass Fits ARG-500 [ARG-503]](https://cdn11.bigcommerce.com/s-fzexhren17/images/stencil/500x659/products/10159/12201/76042XL__89322.1758862583.jpg?c=1 "GROCO ARG-503 Sight Glass Fits ARG-500 [ARG-503]")