Nipples
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: > Other, of stainless steel: > Other > Nipples
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 7307.29.00.30
Stainless Steel Pipe Nipple 1/2 Inch
A short-length stainless steel pipe fitting with male threads on both ends, used to connect two female-threaded pipes or fittings. Classified under HTS 7307.29.00.30 as a nipple of stainless steel, distinct from couplings by its uniform short length and threading. Commonly used in plumbing and industrial piping systems.
316 Stainless Steel Hex Nipple 3/4 Inch
Heavy-duty 316-grade stainless steel nipple with hexagonal middle section for wrench gripping, featuring male NPT threads on both ends. Falls under HTS 7307.29.00.30 as a stainless steel pipe nipple for connecting pipes in corrosive environments like marine or chemical processing.
304 Stainless Steel Close Nipple 1 Inch
Short-length 304 stainless steel close nipple with full-length threading and minimal shoulder, ideal for tight-space pipe connections. HTS 7307.29.00.30 applies to stainless steel nipples, emphasizing its role as a basic pipe-to-pipe connector.
Sch 40 Stainless Steel Nipple 1-1/4 Inch
Schedule 40 wall thickness stainless steel pipe nipple, precision-threaded for high-pressure plumbing applications. Classified as HTS 7307.29.00.30 stainless steel nipple due to its standard pipe fitting function.
Threaded Stainless Steel Barrel Nipple 2 Inch
Longer stainless steel barrel nipple with extended unthreaded center section and male threads on ends, used for offset pipe connections. HTS 7307.29.00.30 covers stainless steel nipples regardless of exact length variation.
Sanitary Stainless Steel Tri-Clamp Nipple Adapter
Stainless steel nipple with one threaded end and tri-clamp ferrule for hygienic piping in food and beverage processing. Still classified under HTS 7307.29.00.30 as a stainless steel nipple despite sanitary features.
1-1/2 Inch Stainless Reducing Nipple
Stainless steel nipple reducing from 1-1/2 inch to 1 inch threading, used to transition pipe sizes. HTS 7307.29.00.30 includes such stainless nipples even with size reduction.
Marine Grade 316L Nipple 3/8 Inch
Low-carbon 316L stainless steel nipple for marine and offshore applications, resisting pitting corrosion. Classified HTS 7307.29.00.30 as stainless steel pipe nipple.
Schedule 80 Stainless Nipple 2-1/2 Inch
Thick-walled Schedule 80 stainless steel nipple for high-pressure industrial lines. HTS 7307.29.00.30 for stainless nipples of various schedules.
Food Grade Stainless Tube Nipple 4 Inch
Polished stainless tube nipple with sanitary threading for dairy and food transfer lines. Under HTS 7307.29.00.30 as stainless pipe/tube nipple.
Duplex Stainless Steel Nipple 1-1/2 Inch
High-strength duplex stainless (e.g., 2205) nipple for oil & gas piping, superior to 316. HTS 7307.29.00.30 stainless steel nipples.
Butt-Weld to Threaded Stainless Nipple
Hybrid stainless nipple with one butt-weld end and one threaded end for transition fittings. Classified HTS 7307.29.00.30 as stainless nipple.
Pharma Grade Stainless Nipple 3/4 Inch
Electropolished stainless nipple meeting pharmaceutical GMP standards for clean process piping. HTS 7307.29.00.30 stainless nipple.
Hex Bushing Nipple Stainless 1 Inch
Stainless hex nipple functioning as inline bushing for pipe alignment. HTS 7307.29.00.30 as nipple.
Long Radius Stainless Nipple 6 Inch
Extended length stainless nipple with reinforced threading for heavy industrial use. Under HTS 7307.29.00.30.