Oil seals, other than those of chapter 40
Machinery parts, not containing electrical connectors, insulators, coils, contacts or other electrical features, and not specified or included elsewhere in this chapter: > Other > Oil seals, other than those of chapter 40
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 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 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(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 8487.90.00.40
Camshaft Oil Seal
Precision oil seal for engine camshafts, featuring low-torsion design with metal insert and HNBR compound for valvetrain lubrication retention. HTS 8487.90.00.40 classification for machinery oil seals.
Gearbox Input Shaft Oil Seal
Heavy-duty oil seal for tractor gearbox input shafts, with spring-loaded lip and cast iron housing for agricultural machinery durability. HTS 8487.90.00.40 applies as a general machinery part oil seal, excluding Chapter 40 and electrical components.
PTFE Lip Oil Seal
Low-friction PTFE-faced oil seal for high-speed pumps, with metal body and energizing spring for chemical processing equipment. HTS 8487.90.00.40 as composite machinery seal excluding Chapter 40 rubber.
Automotive Crankshaft Oil Seal
A radial oil seal designed for sealing the crankshaft in internal combustion engines, preventing oil leakage between the rotating shaft and engine block. Made from nitrile rubber with a metal reinforced outer casing, it is classified under HTS 8487.90.00.40 as a machinery part oil seal not of rubber from Chapter 40. It lacks electrical features and is used in automotive machinery.
Industrial Pump Shaft Oil Seal
A high-pressure oil seal for centrifugal pump shafts in water treatment plants, featuring PTFE lip and stainless steel case for corrosion resistance. Classified in 8487.90.00.40 as it functions to retain lubricants in rotating machinery without electrical components or Chapter 40 rubber designation.
Hydraulic Cylinder Rod Oil Seal
Double-lip oil seal for hydraulic cylinder piston rods in construction equipment, constructed with polyurethane and metal insert to withstand high pressures. Falls under HTS 8487.90.00.40 as a non-electrical machinery oil seal excluding Chapter 40 rubber products.
Compressor Crankshaft Oil Seal
Lip-type oil seal for air compressor crankshafts, using fluorocarbon elastomer bonded to steel shell for high-temperature operation. Classified under 8487.90.00.40 for machinery oil seals that are not Chapter 40 rubber articles and contain no electrical features.
Motor Shaft Oil Seal
Standard metric oil seal for electric motor shafts in conveyor systems, featuring ACM rubber lip with steel OD for general industrial use. Falls under 8487.90.00.40 as it lacks electrical connectors and is not a Chapter 40 rubber article despite rubber lip.
Wheel Hub Oil Seal
Tapered lip oil seal for automotive wheel hubs, protecting bearings from contaminants while retaining grease; steel-cased with NBR lip. Classified 8487.90.00.40 as machinery oil seal not of Chapter 40 rubber.
Axle Shaft Oil Seal
Heavy-duty oil seal for differential axle shafts in trucks, with reinforced metal shell and Viton lip for high-load applications. Under 8487.90.00.40 as non-electrical, non-Chapter 40 machinery oil seal.