Dorman Autograde Pipe Plug Carbon Steel Square Head 1/2-14 NPT 3/8 In Head Size 5 Pack 090-100

Pipe plug for 1/2-14 NPT threads with 3/8 inch square head used to replace leaking or damaged drain plugs and fluid ports.

Built to meet the manufacturer's design intent for reliable service, this carbon steel plug features corrosion-resistant construction engineered for leak-free performance and long service life.

Key Features

• Thread size: 1/2-14 NPT for standard fluid port compatibility
• Head type: 3/8 inch square drive for secure tool engagement
• Material: Durable carbon steel with corrosion-resistant properties
• Design: Matches original equipment diameter, thread pitch, and head type
• Validation: Quality tested to ensure proper fit and function
• Quantity: Includes 5 pieces per package

Benefits

• Stops fluid leaks effectively with precise thread matching
• Reduces risk of stripping thanks to optimized square head design
• Provides long-lasting protection against rust and corrosion
• Ensures a direct fit that simplifies installation without modifications
• Offers cost-effective bulk packaging for multiple repair needs
• Restores vehicle integrity with OE-matched form and function

Application

Ideal for automotive technicians and DIY mechanics needing reliable replacements for stripped, lost, or leaking pipe plugs in engine blocks, transmissions, differentials, and other fluid systems requiring 1/2-14 NPT sealing.

Fitment Notes

• Universal fit for applications requiring 1/2-14 NPT thread pitch
• Verify thread size and head dimensions before installation to ensure compatibility
• Not vehicle-specific; designed for general automotive fluid port repairs

Why Choose Dorman - Autograde?

• Dorman parts are engineered as direct-fit replacements matching OE form, fit, and function
• Strong focus on durability and dependable performance restores vehicles with confidence
• Quality materials and rigorous validation testing reduce the risk of repeat repairs
• Proven aftermarket solutions keep vehicles operating the way they should

What's in the Box

• 5 x Pipe Plug C.S. Square 1/2-14 NPT

Item Dimensions

• Length: 3.2 inches
• Width: 2.4 inches
• Height: 1.5 inches
• Weight: 0.4 lbs