Bungs

These 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"...

These 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...

These 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...

Stepped Blind Tank Bungs These stepped steel blind threaded bungs (some call them tophat bungs) are great for use in gas tanks, oil tanks or any other steel fluid conatiner. They have a step machined in them to keep all of them mounted at the same...

These 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...

These 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...

These metric threaded weld in bungs are made of 1018 cold rolled mild steel round stock, drilled and tapped to your specified metric thread. Bungs come in a few different length, and diameter options depending on thread size. The 15mm lengths are tapped...

These metric threaded weld in bungs are made of 1018 cold rolled mild steel round stock, drilled and tapped to your specified metric thread. Bungs come in a few different lengths, and diameter options depending on thread size. The 15mm lengths are tapped...

These weld in 6061 T6 Aluminum NPT threaded bungs are made of round stock, drilled and threaded to your specified NPT thread. Bungs are available in a few different lengths and diameter options depending on thread size. The larger diameter of the...

These 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...

These metric threaded weld in bungs are made of solid round stock and drilled and tapped to your specified metric thread. Bungs come in two different lengths, and diameter options depending on thread size. The 15mm lengths are tapped through and the...

Machined from solid mild steel bar stock and drilled and tapped to national pipe thread (NPT).  Bungs are commonly welded into a tank assembly and are tapped to accept common fittings used on fluid containers, such as oil bags and gas tanks. Made in...

This is a vented version of our common Filler Cap and Bung. These caps use the same standard bung we have used for years. They have a small .040" hole for venting with a replaceable brass vent fitting installed on the inside to reduce liquid seepage...

These weld on counterbored bungs are machined to accept socket head cap screws AKA allen bolts used for a super clean look.  Machined from 3/4" dia solid mild steel round bar and drilled for use with a 3/8 dia bolt, with a counterbore in the top so...

Commonly known as pipe thread, these female NPT bungs are tapped to accept common fittings used on fluid containers such as oil bags and gas tanks. Made in a variety of sizes depending on thread size to fit your needs.  machined from solid 6061-t6...

These weld on counterbored bungs are machined to accept socket head cap screws AKA allen bolts used for a super clean look. Machined from solid 3/4" dia 1018 mild steel.   BOLT SIZE LENGTH DIAMETER PRICE   5/16" .75" 3/4" $3.00 5/16" 1...

These 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...

These weld on threaded bullet bungs are made of solid 1018 cold rolled mild steel, drilled and tapped to your thread choice. These are blind bungs meaning the hole does not go all the way through. One end of the weld-on bung is rounded with a full radius...

These 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...

These 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...

Filler Cap and Bung Filler Cap and bung these are most commonly used for oil tanks or any other fluid container such as an overflow tank that does not need to be vented. We make a vented version of these filler necks as well. 1.250 x 12 threaded bung...

These metric counterbore weld in bungs are made of 1018 cold rolled mild steel round stock.  They are machined to accept socket head cap screws, AKA allen bolts, flush with the top surface of the bung.  This allows welding up to the where the...

These weld on counterbored bungs are machined to accept socket head cap screws, AKA allen bolts, used for a super clean look. Machined out of solid 1018 mild steel.   BOLT SIZE LENGTH DIAMETER PRICE   1/2" 1.0" 1" $4.95 1/2" 1.5" 1" $5...

These are one of our larger versions of our weld in stepped or tophat style bungs. These ones are drilled and tapped through for a 1/2" x 13 bolt the same size used in most handlebar mounting. The stepped down section is so it will slip into 1" or 1 1/4"...

These metric counterbore weld in bungs are made of 1018 cold rolled mild steel round stock.  They are machined to accept socket head cap screws, AKA allen bolts, flush with the top surface of the bung.  This allows welding up to the where the...

These weld in 300 series, stainless steel NPT threaded bungs are made of round stock, drilled and threaded to your specified NPT thread. Bungs are available in a few different lengths and diameter options depending on thread size. The larger diameter of...

Stainless Stepped Blind Tank Bungs These stepped, stainless steel, blind threaded bungs (some call them top hat bungs) are great for use in gas tanks, oil tanks or any other stainless steel fluid container.  They have a step machined in them to keep...

These weld on counterbored bungs are machined to accept socket head cap screws AKA allen bolts used for a super clean look.  Machined from 5/8" dia solid mild steel round bar and drilled for use with a 1/4" dia bolt, with a counterbre in the top so...

These are our Coped Threaded Bungs.  One end is coped or fish mouthed to fit over a piece of tubing or solid bar. This leaves you with a great fit over round stock and a large area for a strong weld seam for an extra strong joint. We commonly use...

These weld on threaded bullet bungs are made of solid, cold rolled steel, drilled and tapped to your thread choice. These are blind bungs meaning, the hole does not go all the way through. At one end of the weld-on bung is rounded with a full radius and...

These weld on threaded bullet bungs are made of solid stainless steel and drilled and tapped to you thread choice. These are blind bungs (hole does not go all the way through) and are rounded with a full radius at opposite end.  1" Overall...

These metric counterbore weld in bungs are made of 1018 cold rolled mild steel round stock.  They are machined to accept socket head cap screws, AKA allen bolts, flush with the top surface of the bung.  This allows welding up to the where the...

Weld In Riser Spuds These can be used by anyone making there own set of t-bars or similar custom handlebars that don't use a riser clamp. They are welded on the inside of a piece of .120" wall tubing and provide the correct 1/2" dia bolt size for...

These are stainless heim joints/ rod ends are  used commonly in the bike industry for shifter rods. The common thread  used in most Factory HD and aftermarket shifter rods is 5/16" x 24. Also available in 1/4 x 28. They can also be used when...

These are our Coped Threaded Bungs. One end is coped or fish mouthed to fit over a piece of tubing or solid bar. This leaves you with a great fit over round stock and a large area for a strong weld seam. We commonly use them anytime we need a threaded...

These weld on counterbored bungs are machined to accept socket head cap screws AKA allen bolts used for a super clean look.  Machined from 5/8" dia solid mild steel round bar and drilled for use with a 1/4" dia bolt, with a counterbre in the top so...

These are one style of our Coped Threaded Bungs.  One end is coped or fish mouthed to fit over a piece of tubing or solid bar. This leaves you with a great fit over round stock and a large area for a strong weld seam for an extra strong joint. We...

These weld in NPT threaded bungs are made of solid, mild steel round stock, drilled and threaded to your specified NPT thread. Bungs come in a few different length, and diameter options depending on thread size. The .200" step is machined into the bung...

For use with Late HD style petcocks 22mm male thread made of 1018 mild steel available in two lengths to fit your application Sold each standard or factory length$9.00 2" overall length for custom applications$17.50

These bungs are for adapting your custom exhaust system to work with your fuel injections factory O2 sensors: Made of 1018 mild steel Tapped to fit 18mm x 1.5 or the later 12mm O2 sensors used by Harley and other OEM applications 1" O.D. for 18mm 3/4 od...