Image Part Number Description Price Unit
C73-745 C73-745
1-5/8 in. STEEL WELD BUNG 1-1/4-12 Straight Thread
1-1/2 in. Outside Diameter Bung
1/2 in. Bung Height

Fits 1-5/8 in. Easy Turn Fill Caps

Made in the USA See Product Details
$15.99 Each
C73-745-L C73-745-L
1-5/8 in. STEEL WELD BUNG, 1 in. TALL 1-1/4-12 Straight Thread
1-1/2 in. Outside Diameter Bung
1 in. Bung Height

Fits 1-5/8 in. Easy Turn Fill Caps

Made in the USA See Product Details
$21.99 Each
C73-745-XL C73-745-XL
1-5/8 in. STEEL WELD BUNG, 2 in. TALL 1-1/4-12 Straight Thread
1-1/2 in. Outside Diameter Bung
2 in. Bung Height

Fits 1-5/8 in. Easy Turn Fill Caps

Made in the USA See Product Details
$24.99 Each
C73-765 C73-765
2 in. STEEL WELD BUNG 1-1/2-12 Straight Thread
1-3/4 in. Outside Diameter Bung
1/2 in. Bung Height

Fits 2 in. Easy Turn Fill Caps

Made in the USA See Product Details
$15.99 Each
C73-765-L C73-765-L
2 in. STEEL WELD BUNG, 1 in. TALL 1-1/2-12 Straight Thread
1-3/4 in. Outside Diameter Bung
1 in. Bung Height

Fits 2 in. Easy Turn Fill Caps

Made in the USA See Product Details
$21.99 Each
C73-765-XL C73-765-XL
2 in. STEEL WELD BUNG, 2 in. TALL 1-1/2-12 Straight Thread
1-3/4 in. Outside Diameter Bung
2 in. Bung Height

Fits 2 in. Easy Turn Fill Caps

Made in the USA See Product Details
$24.99 Each
C73-785 C73-785
2-3/4 in. STEEL WELD BUNG 2-1/4-10 Straight Thread
2-3/4 in. Outside Diameter Bung
5/8 in. Bung Height

Fits 2-3/4 in. Easy Turn Fill Caps

Made in the USA See Product Details
$21.99 Each
C74-785 C74-785
4-1/4 in. STEEL WELD BUNG 3-3/4-8 Straight Thread
4-3/8 in. Outside Diameter Bung
7/8 in. Bung Height
Fits 4-1/4 in. Easy Turn Fill Caps

Made in the USA See Product Details
$26.99 Each

Built-in features and extra height



Pro-werks Easy Turn Fill Cap weld-in  bungs are available separately. There are many height choices listed here to meet your unique requirement. Certain heights are only offered by themselves, requiring the Pro-werks Easy Turn Fill Cap to be purchased individually for a complete assembly.

Precision machined of mild steel with ample cross section to reduce warping during welding, and is sized correctly for the radial squeeze O-ring design of the Pro-werks Easy Turn Fill Cap.

Proudly made in the USA.
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