categories
- Admin
- Anchoring & Docking
- Engine Parts & Service
- The ProDucer "Transducer Pole System"
- Batteries
- Cartography - Misc.
-
Automotive/RV
- Accessories
- Battery Chargers
- Cameras & Monitors
- CB Radios
- Charger/Inverter Combos
- Cleaning
- Compasses - Magnetic
- Coolers
- Covers
- Fresh Water Accessories
- Fume Detectors
- GPS - Accessories
- GPS - Automotive/RV
- GPS - Motorcycles
- Inverters
- Lighting
- Radar Detector
- Radio Scanners
- Sanitation
- Satellite Receivers
- Satellite TV Antennas
- Vehicle Laptop Mounts
-
Boat Outfitting
- Accessories
- Adhesive/Sealants
- Anodes
- Antifouling Systems
- Biminis/Shades/Umbrellas
- Bottom Paint
- Bow Thrusters
- Cleaning
- Deck / Galley
- Display Mounts
- Docking Accessories
- Downrigger Accessories
- Engine Controls
- Engine Parts
- Fuel Management
- Fuel Systems
- Gauge Accessories
- Gauges
- Hatch Lifts
- Horns
- Hull Protection
- Jack Plates
- Mirrors
- Non-Skid Paint
- Propeller
- Radar/TV Mounts
- Rod Holders
- Seating
- Security Systems
- Shore Power
- Steering Systems
- Tools
- Trim Tab Accessories
- Trim Tabs
- Trolling Motor Accessories
- Trolling Motors
- Underwater Cameras
- Windshield Wipers
- Winter Covers
- Camping
-
Cartography
- C-Map 4D
- C-Map Discover
- C-Map Max
- C-Map Max Foreign
- C-MAP MAX N+
- C-Map NT+
- C-Map NT+ Local Foreign
- C-Map NT+ Wide Foreign
- C-Map Reveal
- CMOR Mapping
- Furuno
- Garmin BlueChart
- Garmin BlueChart Foreign
- Garmin BlueChart Vision
- Garmin BlueChart Vision Foreign
- Garmin Inland Lakes
- Garmin Navionics Vision+
- Garmin Navionics Vision+ - Foreign
- Garmin Navionics+
- Garmin Navionics+ Foreign
- Garmin Software
- Garmin Standard Mapping
- Garmin Street Navigation
- Garmin Topographical
- Humminbird
- Lowrance
- Navionics +
- Navionics + ROW
- Navionics HotMaps
- Navionics Platinum Plus
- Navionics Platinum Plus Foreign
- Navionics Updates
- Nobeltec
- Raymarine
- Communication
-
Electrical
- 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
- Shore Power
- Solar Panels
- Switches & Accessories
- Terminals
- Tools
- Wire
- Wire Management
- Entertainment
-
Hunting & Fishing
- Bait Management
- Coolers
- Downrigger Accessories
- Downriggers
- Filet Tables
- Fishing Accessories
- Hard & Soft Baits
- Hunting Accessories
- Ice Augers
- Kite Fishing
- Lines & Leaders
- Nets & Gaffs
- Outrigger Accessories
- Outriggers
- Reels
- Rod & Reel Storage
- Rod Holder Accessories
- Rod Holders
- Tackle Storage
- Tools
- Trail Cameras
- Lighting
-
Marine Hardware
- Accessories
- Anchor Rollers
- Bimini Top Fittings
- Bow & Stern Eyes
- Chocks
- Cleats
- Deck Fills
- Deck Plates
- Engine Mounts
- Fasteners
- Gas Springs
- Grab Handles
- Hatches
- Hinges
- Hooks & Clamps
- Latches
- Marine Lumber
- Oarlocks
- Pedestals
- Rail Fittings
- Rope & Chain Pipe
- Rub Rail
- Shaft Couplers
- Shaft Seals
- Ski Tows
- Steering Wheels
- Swim Platforms
- Teak
- Teak Lumber
- Vents
- Marine Instruments
-
Marine Navigation & Equipment
- Accessories
- AIS Systems
- Autopilots
- Black Box Modules
- Cameras - Network Video
- Fishfinder/Sounder
- GPS - Chartplotters
- GPS - Fishfinder Combos
- GPS - Track Plotter
- Ice Flashers
- Marine Monitors
- Network Accessories
- Network Capable Displays
- Night Vision
- Radar - Stand Alone
- Radar Domes / Arrays
- Software
- Transducer Accessories
- Transducers
- Weather Fax
-
Marine Navigation & Instruments
- Accessories
- AIS Systems
- Autopilots
- Black Box Modules
- Cameras & Night Vision
- Cameras - Network Video
- Clocks & Barometers
- Compasses
- Fishfinder Only
- Gauge Accessories
- Gauges
- GPS - Chartplotters
- GPS - Fishfinder Combos
- GPS - Track Plotter
- GPS Only
- Ice Flashers
- Instruments
- Marine Monitors
- Network Cables & Modules
- NMEA Cables & Sensors
- Radars
- Sounder/Sonar Modules
- Transducer Accessories
- Transducers
- Marine Plumbing & Ventilation
- Marine Safety
-
Outdoor
- Accessories
- Backpacks
- Binoculars
- Camping
- Cellphone/Camera/MP3 Cases
- Compasses - Magnetic
- Coolers
- Covers
- De-icers
- Digital Cameras Still/Video
- 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
- SnowShoes/Poles
- Solar Panels
- Sunglasses
- Tackle Storage
- Tents
- Watches
- Waterproof Bags & Cases
- Weather Instruments
- Winter Sports
- Paddlesports
-
Ram Mount Store
- Aqua Box Mount
- Aviation
- B Size
- C Size
- Camera Mounts
- Cell Phone Mounts
- Composite
- D Size
- Drink Cup Mounts
- E Size
- Fishing Rod Holders
- GDS
- GPS Mounts
- iPad/iPhone/iPod Mounts
- Kayak Mounts
- Laptop Mounts
- Marine Electronics Mounts
- Motorcycle Mounts
- Rail/Handle Bar Mounts
- Seat Mounts
- Suction Cup Mounts
- Surface Mount
- Swing Arm Mounts
- Tablet Mounts
- Vehicle Mounts
- Wheelchair Mounts
- Sailing
- Trailering
- Watersports
- Winterizing
![Rule Check Valve f\/360\/500 Bilge 1" Straight Ports [1221R]](https://cdn11.bigcommerce.com/s-qp6mds00j5/images/stencil/1280x1280/products/52242/73623/101799XL__31583.1759415053.jpg?c=1 "Rule Check Valve f\/360\/500 Bilge 1\" Straight Ports [1221R]")
![Rule Check Valve f\/360\/500 Bilge 1" Straight Ports [1221R]](https://cdn11.bigcommerce.com/s-qp6mds00j5/images/stencil/1280x1280/products/52242/73624/101799BXL__84727.1759415054.jpg?c=1 "Rule Check Valve f\/360\/500 Bilge 1\" Straight Ports [1221R]")
Rule Check Valve f/360/500 Bilge 1" Straight Ports [1221R]
MSRP:
Was:
Sale Price:
Now:
$8.99
You save:
- SKU:
- CWR-101799
- UPC:
- 042237105158
- MPN:
- 1221R
(No reviews yet)
Write a Review
![Rule Check Valve f\/360\/500 Bilge 1" Straight Ports [1221R]](https://cdn11.bigcommerce.com/s-qp6mds00j5/images/stencil/500x659/products/52242/73623/101799XL__31583.1759415053.jpg?c=1 "Rule Check Valve f\/360\/500 Bilge 1\" Straight Ports [1221R]")
Write a Review
×
Rule Check Valve f/360/500 Bilge 1" Straight Ports [1221R]
Check Valve for 360/500 Bilge 1" Straight Ports
Replacement Check valves for the "new" Rule-Mate Bilge pumps. Helps prevent backflow of water into the bilge.
Specifications:
- 3/4" (19mm)
you may also like
![Rule Check Valve f\/800\/1100 Bilge 1-1\/8" Straight Ports [1223R]](https://cdn11.bigcommerce.com/s-qp6mds00j5/images/stencil/500x659/products/52243/73625/101801XL__16530.1759415056.jpg?c=1 "Rule Check Valve f\/800\/1100 Bilge 1-1\/8\" Straight Ports [1223R]")
MSRP:
$8.99
Was:
Sale Price:
Now:
$7.99
![Rule Rule-Mate 500 Fully Automated Bilge Pump - 12V [RM500B]](https://cdn11.bigcommerce.com/s-qp6mds00j5/images/stencil/500x659/products/21387/21645/75163XL__40369.1576018465.jpg?c=1 "Rule Rule-Mate 500 Fully Automated Bilge Pump - 12V [RM500B]")
MSRP:
$95.99
Was:
Sale Price:
Now:
$88.99
![Rule Rule-Mate 500 Fully Automated Bilge Pump - 24V [RM500B-24]](https://cdn11.bigcommerce.com/s-qp6mds00j5/images/stencil/500x659/products/21390/21648/75166XL__39602.1576018476.jpg?c=1 "Rule Rule-Mate 500 Fully Automated Bilge Pump - 24V [RM500B-24]")
MSRP:
$106.99
Was:
Sale Price:
Now:
$98.99
![Rule Replacement Strainer Base f\/Square Bilge Pumps [277]](https://cdn11.bigcommerce.com/s-qp6mds00j5/images/stencil/500x659/products/6726/6987/48263XL__88048.1575944634.jpg?c=1 "Rule Replacement Strainer Base f\/Square Bilge Pumps [277]")
MSRP:
Was:
Sale Price:
Now:
$14.99
![Rule 360 GPH Standard Bilge Pump Kit w\/Float Switch - 12V [24DA-35A]](https://cdn11.bigcommerce.com/s-qp6mds00j5/images/stencil/500x659/products/21404/21662/75181XL__60984.1576018529.jpg?c=1 "Rule 360 GPH Standard Bilge Pump Kit w\/Float Switch - 12V [24DA-35A]")
MSRP:
$79.99
Was:
Sale Price:
Now:
$73.99
