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Main ST Collective 18 Piece AN Plugs Kit
3AN–12AN | JIC Fitting Protection | Includes Storage Case
The Main ST Collective AN Plugs Kit (18 Piece) is a must-have solution for protecting AN/JIC fittings from dirt, debris, and moisture during storage, transport, or assembly. Designed for automotive, racing, and fabrication environments, this kit helps maintain clean, contamination-free fluid systems.
This complete assortment includes threaded plugs for common AN sizes from 3AN to 12AN, all organized in a durable 6-compartment storage case for easy access and organization.
About the Brand
Main ST Collective is the in-house hardware and parts brand of Main Street Eshop, built for automotive enthusiasts, racers, fabricators, and professional technicians. Our products are designed to deliver dependable, OEM-style quality with real-world performance in mind.
Main Street Eshop is your trusted source for automotive parts, race hardware, and shop essentials—serving the garage, the track, and everything in between.
What’s Included (18 Piece Kit)
✔ 3x 12AN Plugs
✔ 3x 10AN Plugs
✔ 3x 8AN Plugs
✔ 3x 6AN Plugs
✔ 3x 4AN Plugs
✔ 3x 3AN Plugs
📦 Total: 18 Pieces
📦 Includes 6-Compartment Storage Case
Key Features
- Designed for AN / JIC 37° flare fittings
- Protects fittings from dust, dirt, and moisture
- Ideal for assembly, storage, transport, and maintenance
- Knurled design for easy installation and removal
- Helps maintain clean fluid systems and prevent contamination
- Perfect for masking during painting or plating
- Bright red color for easy visibility in the shop
Materials & Construction
Plugs (PD Series)
- Material: HDPE / LDPE blend
- Service Temperature:
- LDPE: -94°F to 175°F
- HDPE: 0°F to 215°F
- Designed for low-pressure sealing with finger tightening
Size & Fitment Reference
- Fits standard AN sizes: 3AN, 4AN, 6AN, 8AN, 10AN, 12AN
- Compatible with 37° flare (JIC) fittings
- Designed to match common thread sizes used in:
- Fuel systems
- Oil systems
- Brake lines
- Hydraulic systems
Ideal Applications
- Automotive fuel and oil systems
- Racing and motorsports builds
- Hydraulic and fluid transfer systems
- Hose assembly and fabrication
- Shop storage and transport protection
- Painting, coating, and plating masking
Buyer Notes
- Designed for protection and low-pressure sealing only
- Not intended for high-pressure system operation
- Verify AN size before use
- Ideal for temporary or protective applications
What You Receive
- One (1) Main ST Collective 18pc AN Plugs Kit
- Includes plugs and organized storage case
✔ Built for automotive and racing use
✔ Organized, reusable, and easy to use
✔ Backed by Main ST Collective
✔ Shipped from Main Street Eshop
Keep your fittings clean, protected, and ready for installation—whether you\'re in the shop or at the track.
