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Earl's Performance 986703ERL 3/8" NPT Female Weld Boss Aluminum Fitting

Part of: Earl's Performance Aluminum NPT Female Weld Boss Fittings

Other options in this family: Earl's Performance 986706ERL

Manufacturer

Picture for manufacturer Earl's Performance

Part Number

986703ERL
9 reviews
Sale Price

$29.86

4 left at this price

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Usually delivered within 2 days

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Product Details

The Earl's Performance 986703ERL is a 3/8" NPT female weld boss designed for custom plumbing and fabrication applications. Constructed from lightweight 6061 aluminum, this weld bung provides a durable threaded port for fluid lines in racing, performance, and custom automotive systems.

Key Features:

  • 3/8" NPT female thread for secure fitting connection
  • 6061 aluminum construction for strength and weight savings
  • Bare aluminum finish ready for welding into tanks, pans, or custom housings
  • Made in the USA with precision machining
  • Ideal for oil pans, fuel cells, coolant tanks, and custom plumbing projects

This weld boss is part of Earl's comprehensive line of adapter fittings engineered to meet the demanding requirements of racing and high-performance applications. The female NPT thread accepts standard pipe fittings or Earl's AN adapter fittings for maximum versatility in any plumbing situation.

Products specifications

Adapter NPT Size ( A )

3/8 NPT FEMALE

Adapter Type

Weld Bung

Brand

Earl's

Category

Emission Control

Diameter

1.220"

Emission Code

5

Finish

Natural

FLANGE Thickness

.25 inch

Height

.620"

Material

6061 Aluminum

Outside Diameter

2.000"

Part Type

Oxygen Sensor Bung

Product Line

Premium

Product Type

Hose End

Sub Category

Sensors

Weld Base

Round ( Boeing Style )

Very easy and convenient

Wow!! I came across Autoplicity while searching for a fuel pump for my Trans-Am. Not only did they have the cheapest price for the part, but they also had extremely reasonable shipping cost. Most websites claim to have free shipping but it seemed the cost of shipping was added to the cost of their part. Then I find out my order was processed and shipped within one business day!! I'll definately be bookmarking Autoplicity's home page!! Thanks!!

Bought some wire looms for my Chevy from them. Great price, service, and shipping speed!

The item arrived fast and in good condition. There however seems to be a glitch with the scale the first time we weighed something. After we shut it off and then back on it seemed to be OK.

well so far

It has been a smooth and easy process. I would definitely use them again.

Great Prices and Very Fast Shipping. Will order again in the future. Customer Service was great when I called about a question with my order.

Great prices and fast delivery.

best prices around !! Shipping was FAST !

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