Female Steel NPT Thread Bungs

Choose your size.

Image Part Number Description Price Unit
C73-679 C73-679 $9.99 Each
C73-679-20 C73-679-20 $184.99 Bag of 20
C73-680 C73-680 $10.99 Each
C73-680-20 C73-680-20 $207.99 Bag of 20
C73-680-SS C73-680-SS $13.99 Each
C73-680-SS-20 C73-680-SS-20 $254.99 Bag of 20
C73-681 C73-681 $10.99 Each
C73-681-20 C73-681-20 $207.99 Bag of 20
C73-682 C73-682 $10.99 Each
C73-682-20 C73-682-20 $207.99 Bag of 20
C73-683 C73-683 $12.99 Each
C73-683-20 C73-683-20 $230.99 Bag of 20

Weld-In Bungs


Get the best Bung for your buck!

Pro-Werks Weld-in plumbing Bungs are available in weld-able 6061-t6 aluminum or mild steel, produced on the same machining centers responsible for so many of our precision parts. Male and Female – both a perfect fit with brilliant finishes to make a difference in function and the look of a car.

Popular weld bung uses:

  • Fuel tanks
  • Dry Sump tanks
  • Valve cover venting
  • Oil pans

Make things easy by ordering the best bungs available – by Pro-Werks.

Buying a bunch?  Look at our convenient bulk bags of 20 pieces.

Note: Welding should always be performed by a qualified welder.

Crafted right here in the USA.