Products List
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10-32 threaded bung
TB1032$3.00These weld in bungs are made of 1/2" OD solid cold rolled mild steel round stock, drilled and tapped to your specified SAE thread. Bungs come in a few different length and diameter options depending on thread size. The 1/2" length weld in bungs are... -
1/4" x 20 Threaded bung
TB14C$3.00 - $3.25These weld in threaded bungs are made from round mild steel bar stock, drilled and tapped to 1/4" x 20 SAE thread. These bungs come in a few different length options. The .400 and .750" lengths are tapped through and the 1.25" length ones are tapped... -
5/16" x 24 Threaded bungs
TB516F$3.00These weld in bungs are made of 1018 cold rolled mild steel round stock, drilled and threaded to your specified SAE thread. Bungs come in a few different lengths and diameter options depending on thread size. The .400" and the .75" lengths are tapped... -
5/16" x 18 Threaded bungs
TB516C$3.00 - $3.25These weld in bungs are made of solid round stock and drilled and threaded to your specified SAE thread. Bungs come in a few different length and diameter options, depending on thread size. The .400" and the .75" lengths are tapped through and the longer... -
3/8" x 24 Threaded Bungs
TB38F$3.00These weld in threaded bungs are made of solid round stock and drilled and threaded for 3/8" x 24 thread. Bungs come in a two different length options to fit your projects needs. The .5" and 1.0" length bungs are tapped through, .75" O.D. and made of... -
3/8" x 16 Threaded Bungs
TB38C$3.00 - $4.00These weld in threaded bungs are made of solid round stock and drilled and threaded for 3/8" x 16 thread. Bungs come in a few different length options to fit your projects needs. The .5" and 1.0" length bungs are tapped through and the 1.5" and 3.0"... -
7/16" x 14 Threaded Bungs
TB716$5.00 - $5.65These weld in threaded bungs are made from 7/8" OD round mild steel bar stock they are drilled and threaded for 7/16" x 14 SAE thread. The 3/4" length are threaded through and the 1 1/2" length ones are threaded blind. Great for all your... -
1/2 x 13 Threaded Bungs
tb12c$5.00 - $5.75These weld in threaded bungs are made from 7/8" OD round mild steel bar stock they are drilled and threaded for 1/2" x 13 SAE thread. The 1" length are threaded through and the 2" length ones are threaded blind. Great for all your fabrication... -
12 Piece Threaded Bung Assortment, Metric
12TBM$34.00These weld bungs are made of 1018 cold rolled mild steel round stock, drilled and threaded to your specified metric thread. Bungs come in a few different lengths and diameter options depending on thread size. Great for all your fabrication mounting... -
12 Piece Threaded Bung Assortment
12TBK$34.00These weld bungs are made of solid round stock and drilled and threaded to your specified SAE thread. Bungs come in a few different lengths and diameter options depending on thread size. The shorter of the two sizes is tapped through and the longer ones... -
30 Piece Threaded Bung Assortment, Metric
30TBM$81.00These weld bungs are made of solid round stock and drilled and threaded to your specified Metric thread. Bungs come in a few different lengths and diameter options depending on thread size. Great for all your fabrication mounting needs. Not sure what... -
30 Piece Threaded Bung Assortment
30TBK$81.00These weld bungs are made of solid round stock and drilled and threaded to your specified SAE thread. Bungs come in a few different lengths and diameter options depending on thread size. The shorter of the two sizes is tapped through and the longer ones... -
1/4" X 20 Stainless Threaded Bung
TB14CSS$4.00 - $4.25These weld in threaded bungs are made from round5/8" solid Stainless steel bar stock they are drilled and threaded for 1/4" x 20 thread. Bungs come in a few different length and diameter options depending on thread size. The .75" length are tapped... -
5/16" x 18 Stainless Threaded Bung
TB516CSS$4.00 - $4.25These weld in bungs are made of solid Stainless round stock, drilled and threaded to accept 5/16 X 18 thread. The .75" length stainless bungs are tapped through and the longer 1.25" ones are tapped blind. Great for all your fabrication... -
Universal Mount Set
UMK$14.00Universal Mount Kit Thses universal weld on mounts can be used to mount just about anything we commony use them to mount fenders oil tanks and exhaust systems. Made from 3/4" diameter cold rolled mild steel. Each kit includes: 2 counterbored bungs 2... -
3/8" x 16 Stainless Threaded Bung
TB38CSS$4.00 - $4.25These weld in threaded bungs are made of solid 304 Stainless round stock and drilled and tapped to 3/8" x 16 thread. The .75" lengths are tapped through and the longer 1.25" ones are tapped blind. Great for all your fabrication mounting needs. ... -
Stepped / Flanged Threaded Through Bungs
STB$4.25These weld on bungs are made of solid round stock and drilled and threaded to your specified SAE thread. Bungs come in a few differant length, and diameters to fit your custom fabrication needs. Commony used for sheetmetal or structural mounting... -
Steel Blind Threaded Tank Bungs
BTB$3.25These are steel weld in bungs that are tapped at one end blind (not all the way through). These are commonly welded into fluid containers to provide a threaded mount. They are available in three different thread sizes. Metric Sizes also... -
Aluminum Blind Threaded Tank Bungs
btbal$3.75These blind tapped tank bungs are made from 6061-T6 aluminum. They are commonly used to weld into fluid containers to provide a threaded, leak proof mount. They come in two different thread pitches. The larger diameter allows more room... -
Stainless Steel Blind Threaded Tank Bungs
btbss$3.75These weld in Stainless steel bungs are commonly welded into fluid containers to provide a threaded mount. Offered in three different thread pitches. Thread Size Outer Diameter Overall Length 1/4" x 20 5/8" 1.25" 5/16" x 18 3/4" 1.25"...
Threaded Weld-On Bungs – Precision CNC-Machined Steel, Stainless, & Aluminum Parts
Bung King’s threaded weld-on bungs are ideal for custom fabricators seeking high-quality, precision-fit components for universal mounting applications. CNC-machined in the USA from durable materials like steel, stainless steel, and aluminum, these bungs are designed for easy welding and a secure connection in a wide range of projects.
Available in fine thread and coarse thread sizes, these bungs are perfect for custom frames, brackets, subframes, and other fabrications that require strong, reliable threaded connections. The aluminum option provides a lightweight alternative for builders seeking to reduce overall weight without compromising strength.
Key Features:
Available in fine thread and coarse thread sizes
Made from steel, stainless steel, and aluminum
CNC-machined for precise thread quality and fitment
Ideal for universal mounting applications such as frames and brackets
Weld-ready
Proudly made in the USA for superior consistency and performance
Whether you're building a custom motorcycle, automotive project, or general fabrication, Bung King’s threaded weld-on bungs offer the precision and strength needed for your mounting and structural applications.
