# United States tariff, chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof (page 2 of 6) > The United States tariff has 1,706 national lines in HS chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts… Page 2 of 6. Source: https://border.bot/countries/united-states/hs-codes/84?page=2 Last updated: 9 October 2026 [Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 84](https://border.bot/countries/united-states/hs-codes/84) Page 2 of 6: subheadings 101 to 200 of 538. Previous page: [page 1](https://border.bot/countries/united-states/hs-codes/84). Next page: [page 3](https://border.bot/countries/united-states/hs-codes/84?page=3). ## Key facts - National lines: 1,706 - Subheadings: 538 - Tariff: [United States](https://border.bot/countries/united-states) - Chapter: 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof ## Subheadings with United States lines The United States tariff has 1,706 national lines in HS chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts thereof), under 538 subheadings in 86 headings. ### 84.19 Machinery, plant or laboratory equipment, whether or not electrically heated (excluding furnaces, ovens and other equipment of heading 8514), for the treatment of materials by a process involving a change of temperature such as heating, cooking, roasting, distilling, rectifying, sterilizing, pasteurizing, steaming, drying, evaporating, vaporizing, condensing or cooling, other than machinery or plant of a kind used for domestic purposes; instantaneous or storage water heaters, nonelectric; parts… - [8419.12](https://border.bot/countries/united-states/hs-codes/841912) Instantaneous or storage water heaters, non-electric: Solar water heaters (1 line) - [8419.19](https://border.bot/countries/united-states/hs-codes/841919) Instantaneous or storage water heaters, non-electric: Other (2 lines) - [8419.20](https://border.bot/countries/united-states/hs-codes/841920) Medical, surgical or laboratory sterilisers (2 lines) - [8419.33](https://border.bot/countries/united-states/hs-codes/841933) Dryers: Lyophilisation apparatus, freeze drying units and spray dryers (2 lines) - [8419.34](https://border.bot/countries/united-states/hs-codes/841934) Dryers: Other, for agricultural products (1 line) - [8419.35](https://border.bot/countries/united-states/hs-codes/841935) Dryers: Other, for wood, paper pulp, paper or paperboard (2 lines) - [8419.39](https://border.bot/countries/united-states/hs-codes/841939) Dryers: Other (2 lines) - [8419.40](https://border.bot/countries/united-states/hs-codes/841940) Distilling or rectifying plant (2 lines) - [8419.50](https://border.bot/countries/united-states/hs-codes/841950) Heat exchange units (2 lines) - [8419.60](https://border.bot/countries/united-states/hs-codes/841960) Machinery for liquefying air or other gases (2 lines) - [8419.81](https://border.bot/countries/united-states/hs-codes/841981) Other machinery, plant and equipment: For making hot drinks or for cooking or heating food (4 lines) - [8419.89](https://border.bot/countries/united-states/hs-codes/841989) Other machinery, plant and equipment: Other (8 lines) - [8419.90](https://border.bot/countries/united-states/hs-codes/841990) Parts (8 lines) ### 84.20 Calendering or other rolling machines, other than for metals or glass, and cylinders therefor; parts thereof - [8420.10](https://border.bot/countries/united-states/hs-codes/842010) Calendering or other rolling machines (4 lines) - [8420.91](https://border.bot/countries/united-states/hs-codes/842091) Parts: Cylinders (3 lines) - [8420.99](https://border.bot/countries/united-states/hs-codes/842099) Parts: Other (3 lines) ### 84.21 Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases; parts thereof - [8421.11](https://border.bot/countries/united-states/hs-codes/842111) Centrifuges, including centrifugal dryers: Cream separators (1 line) - [8421.12](https://border.bot/countries/united-states/hs-codes/842112) Centrifuges, including centrifugal dryers: Clothes-dryers (1 line) - [8421.19](https://border.bot/countries/united-states/hs-codes/842119) Centrifuges, including centrifugal dryers: Other (1 line) - [8421.21](https://border.bot/countries/united-states/hs-codes/842121) Filtering or purifying machinery and apparatus for liquids: For filtering or purifying water (1 line) - [8421.22](https://border.bot/countries/united-states/hs-codes/842122) Filtering or purifying machinery and apparatus for liquids: For filtering or purifying beverages other than water (1 line) - [8421.23](https://border.bot/countries/united-states/hs-codes/842123) Filtering or purifying machinery and apparatus for liquids: Oil or petrol-filters for internal combustion engines (1 line) - [8421.29](https://border.bot/countries/united-states/hs-codes/842129) Filtering or purifying machinery and apparatus for liquids: Other (4 lines) - [8421.31](https://border.bot/countries/united-states/hs-codes/842131) Filtering or purifying machinery and apparatus for gases: Intake air filters for internal combustion engines (1 line) - [8421.32](https://border.bot/countries/united-states/hs-codes/842132) Filtering or purifying machinery and apparatus for gases: Catalytic converters or particulate filters, whether or not combined, for purifying or filtering exhaust gases from internal combustion engines (1 line) - [8421.39](https://border.bot/countries/united-states/hs-codes/842139) Filtering or purifying machinery and apparatus for gases: Other (7 lines) - [8421.91](https://border.bot/countries/united-states/hs-codes/842191) Parts: Of centrifuges, including centrifugal dryers (3 lines) - [8421.99](https://border.bot/countries/united-states/hs-codes/842199) Parts: Other (2 lines) ### 84.22 Dishwashing machines; machinery for cleaning or drying bottles or other containers; machinery for filling, closing, sealing or labeling bottles, cans, boxes, bags or other containers; machinery for capsuling bottles, jars, tubes and similar containers; other packing or wrapping machinery (including heat-shrink wrapping machinery); machinery for aerating beverages; parts thereof - [8422.11](https://border.bot/countries/united-states/hs-codes/842211) Dishwashing machines: Of the household type (1 line) - [8422.19](https://border.bot/countries/united-states/hs-codes/842219) Dishwashing machines: Other (1 line) - [8422.20](https://border.bot/countries/united-states/hs-codes/842220) Machinery for cleaning or drying bottles or other containers (1 line) - [8422.30](https://border.bot/countries/united-states/hs-codes/842230) Machinery for filling, closing, sealing, or labelling bottles, cans, boxes, bags or other containers; machinery for capsuling bottles, jars, tubes and similar containers; machinery for aerating beverages (13 lines) - [8422.40](https://border.bot/countries/united-states/hs-codes/842240) Other packing or wrapping machinery (including heat-shrink wrapping machinery) (7 lines) - [8422.90](https://border.bot/countries/united-states/hs-codes/842290) Parts (10 lines) ### 84.23 Weighing machinery (excluding balances of a sensitivity of 5 cg or better), including weight-operated counting or checking machines; weighing machine weights of all kinds; parts of weighing machinery - [8423.10](https://border.bot/countries/united-states/hs-codes/842310) Personal weighing machines, including baby scales; household scales (3 lines) - [8423.20](https://border.bot/countries/united-states/hs-codes/842320) Scales for continuous weighing of goods on conveyors (2 lines) - [8423.30](https://border.bot/countries/united-states/hs-codes/842330) Constant weight scales and scales for discharging a predetermined weight of material into a bag or container, including hopper scales (1 line) - [8423.81](https://border.bot/countries/united-states/hs-codes/842381) Other weighing machinery: Having a maximum weighing capacity not exceeding 30kg (5 lines) - [8423.82](https://border.bot/countries/united-states/hs-codes/842382) Other weighing machinery: Having a maximum weighing capacity exceeding 30kg but not exceeding 5,000kg (2 lines) - [8423.89](https://border.bot/countries/united-states/hs-codes/842389) Other weighing machinery: Other (2 lines) - [8423.90](https://border.bot/countries/united-states/hs-codes/842390) Weighing machine weights of all kinds; parts of weighing machinery (2 lines) ### 84.24 Mechanical appliances (whether or not hand operated) for projecting, dispersing or spraying liquids or powders; fire extinguishers, whether or not charged; spray guns and similar appliances; steam or sand blasting machines and similar jet projecting machines; parts thereof - [8424.10](https://border.bot/countries/united-states/hs-codes/842410) Fire extinguishers, whether or not charged (1 line) - [8424.20](https://border.bot/countries/united-states/hs-codes/842420) Spray guns and similar appliances (2 lines) - [8424.30](https://border.bot/countries/united-states/hs-codes/842430) Steam or sand blasting machines and similar jet projecting machines (3 lines) - [8424.41](https://border.bot/countries/united-states/hs-codes/842441) Agricultural or horticultural sprayers: Portable sprayers (2 lines) - [8424.49](https://border.bot/countries/united-states/hs-codes/842449) Agricultural or horticultural sprayers: Other (1 line) - [8424.82](https://border.bot/countries/united-states/hs-codes/842482) Other appliances: Agricultural or horticultural (3 lines) - [8424.89](https://border.bot/countries/united-states/hs-codes/842489) Other appliances: Other (2 lines) - [8424.90](https://border.bot/countries/united-states/hs-codes/842490) Parts (6 lines) ### 84.25 Pulley tackle and hoists other than skip hoists; winches and capstans; jacks - [8425.11](https://border.bot/countries/united-states/hs-codes/842511) Pulley tackle and hoists other than skip hoists or hoists of a kind used for raising vehicles: Powered by electric motor (1 line) - [8425.19](https://border.bot/countries/united-states/hs-codes/842519) Pulley tackle and hoists other than skip hoists or hoists of a kind used for raising vehicles: Other (1 line) - [8425.31](https://border.bot/countries/united-states/hs-codes/842531) Winches; capstans: Powered by electric motor (1 line) - [8425.39](https://border.bot/countries/united-states/hs-codes/842539) Winches; capstans: Other (1 line) - [8425.41](https://border.bot/countries/united-states/hs-codes/842541) Jacks; hoists of a kind used for raising vehicles: Built-in jacking systems of a type used in garages (1 line) - [8425.42](https://border.bot/countries/united-states/hs-codes/842542) Jacks; hoists of a kind used for raising vehicles: Other jacks and hoists, hydraulic (1 line) - [8425.49](https://border.bot/countries/united-states/hs-codes/842549) Jacks; hoists of a kind used for raising vehicles: Other (1 line) ### 84.26 Ships' derricks; cranes, including cable cranes; mobile lifting frames, straddle carriers and works trucks fitted with a crane - [8426.11](https://border.bot/countries/united-states/hs-codes/842611) Overhead travelling cranes, transporter cranes, gantry cranes, bridge cranes, mobile lifting frames and straddle carriers: Overhead travelling cranes on fixed support (1 line) - [8426.12](https://border.bot/countries/united-states/hs-codes/842612) Overhead travelling cranes, transporter cranes, gantry cranes, bridge cranes, mobile lifting frames and straddle carriers: Mobile lifting frames on tyres and straddle carriers (1 line) - [8426.19](https://border.bot/countries/united-states/hs-codes/842619) Overhead travelling cranes, transporter cranes, gantry cranes, bridge cranes, mobile lifting frames and straddle carriers: Other (1 line) - [8426.20](https://border.bot/countries/united-states/hs-codes/842620) Tower cranes (1 line) - [8426.30](https://border.bot/countries/united-states/hs-codes/842630) Portal or pedestal jib cranes (1 line) - [8426.41](https://border.bot/countries/united-states/hs-codes/842641) Other machinery, self-propelled: On tyres (3 lines) - [8426.49](https://border.bot/countries/united-states/hs-codes/842649) Other machinery, self-propelled: Other (2 lines) - [8426.91](https://border.bot/countries/united-states/hs-codes/842691) Other machinery: Designed for mounting on road vehicles (1 line) - [8426.99](https://border.bot/countries/united-states/hs-codes/842699) Other machinery: Other (1 line) ### 84.27 Fork-lift trucks; other works trucks fitted with lifting or handling equipment - [8427.10](https://border.bot/countries/united-states/hs-codes/842710) Self-propelled trucks powered by an electric motor (8 lines) - [8427.20](https://border.bot/countries/united-states/hs-codes/842720) Other self-propelled trucks (3 lines) - [8427.90](https://border.bot/countries/united-states/hs-codes/842790) Other trucks (2 lines) ### 84.28 Other lifting, handling, loading or unloading machinery (for example, elevators, escalators, conveyors, teleferics) - [8428.10](https://border.bot/countries/united-states/hs-codes/842810) Lifts and skip hoists (1 line) - [8428.20](https://border.bot/countries/united-states/hs-codes/842820) Pneumatic elevators and conveyors (2 lines) - [8428.31](https://border.bot/countries/united-states/hs-codes/842831) Other continuous-action elevators and conveyors, for goods or materials: Specially designed for underground use (1 line) - [8428.32](https://border.bot/countries/united-states/hs-codes/842832) Other continuous-action elevators and conveyors, for goods or materials: Other, bucket type (1 line) - [8428.33](https://border.bot/countries/united-states/hs-codes/842833) Other continuous-action elevators and conveyors, for goods or materials: Other, belt type (1 line) - [8428.39](https://border.bot/countries/united-states/hs-codes/842839) Other continuous-action elevators and conveyors, for goods or materials: Other (1 line) - [8428.40](https://border.bot/countries/united-states/hs-codes/842840) Escalators and moving walkways (1 line) - [8428.60](https://border.bot/countries/united-states/hs-codes/842860) Teleferics, chair-lifts, ski-draglines; traction mechanisms for funiculars (1 line) - [8428.70](https://border.bot/countries/united-states/hs-codes/842870) Industrial robots (1 line) - [8428.90](https://border.bot/countries/united-states/hs-codes/842890) Other machinery (2 lines) ### 84.29 Self-propelled bulldozers, angledozers, graders, levelers, scrapers, mechanical shovels, excavators, shovel loaders, tamping machines and road rollers - [8429.11](https://border.bot/countries/united-states/hs-codes/842911) Bulldozers and angledozers: Track laying (2 lines) - [8429.19](https://border.bot/countries/united-states/hs-codes/842919) Bulldozers and angledozers: Other (2 lines) - [8429.20](https://border.bot/countries/united-states/hs-codes/842920) Graders and levellers (1 line) - [8429.30](https://border.bot/countries/united-states/hs-codes/842930) Scrapers (3 lines) - [8429.40](https://border.bot/countries/united-states/hs-codes/842940) Tamping machines and road rollers (3 lines) - [8429.51](https://border.bot/countries/united-states/hs-codes/842951) Mechanical shovels, excavators and shovel loaders: Front-end shovel loaders (17 lines) - [8429.52](https://border.bot/countries/united-states/hs-codes/842952) Mechanical shovels, excavators and shovel loaders: Machinery with a 360 revolving superstructure (7 lines) - [8429.59](https://border.bot/countries/united-states/hs-codes/842959) Mechanical shovels, excavators and shovel loaders: Other (7 lines) ### 84.30 Other moving, grading, leveling, scraping, excavating, tamping, compacting, extracting or boring machinery, for earth, minerals or ores; pile-drivers and pile-extractors; snowplows and snowblowers - [8430.10](https://border.bot/countries/united-states/hs-codes/843010) Pile-drivers and pile-extractors (1 line) - [8430.20](https://border.bot/countries/united-states/hs-codes/843020) Snow-ploughs and snow-blowers (3 lines) - [8430.31](https://border.bot/countries/united-states/hs-codes/843031) Coal or rock cutters and tunnelling machinery: Self-propelled (2 lines) - [8430.39](https://border.bot/countries/united-states/hs-codes/843039) Coal or rock cutters and tunnelling machinery: Other (2 lines) - [8430.41](https://border.bot/countries/united-states/hs-codes/843041) Other boring or sinking machinery: Self-propelled (1 line) - [8430.49](https://border.bot/countries/united-states/hs-codes/843049) Other boring or sinking machinery: Other (6 lines) - [8430.50](https://border.bot/countries/united-states/hs-codes/843050) Other machinery, self-propelled (2 lines) - [8430.61](https://border.bot/countries/united-states/hs-codes/843061) Other machinery, not self-propelled: Tamping or compacting machinery (1 line) - [8430.69](https://border.bot/countries/united-states/hs-codes/843069) Other machinery, not self-propelled: Other (1 line) ### 84.31 Parts suitable for use solely or principally with the machinery of headings 8425 to 8430 - [8431.10](https://border.bot/countries/united-states/hs-codes/843110) Of machinery of heading 84.25 (2 lines) - [8431.20](https://border.bot/countries/united-states/hs-codes/843120) Of machinery of heading 84.27 (1 line) - [8431.31](https://border.bot/countries/united-states/hs-codes/843131) Of machinery of heading 8428: Of lifts, skip hoists or escalators (3 lines) - [8431.39](https://border.bot/countries/united-states/hs-codes/843139) Of machinery of heading 8428: Other (4 lines) - [8431.41](https://border.bot/countries/united-states/hs-codes/843141) Of machinery of heading 8426, 8429 or 8430: Buckets, shovels, grabs and grips (4 lines) ## In other countries No other national tariff on border.bot has live lines under chapter 84 yet. - [The Harmonized System text for chapter 84](https://border.bot/hs-codes/84) Page 2 of 6: subheadings 101 to 200 of 538. Previous page: [page 1](https://border.bot/countries/united-states/hs-codes/84). Next page: [page 3](https://border.bot/countries/united-states/hs-codes/84?page=3). - Previous chapter: [83](https://border.bot/countries/united-states/hs-codes/83) Wire, rods, tubes, plates, electrodes and similar products of base metal or of metal carbides, coated or cored with flux material, of a kind used for soldering, brazing, welding or deposition of metal or of metal carbides; wire and rods, of agglomerated base metal powder, used for metal spraying; base metal parts thereof - Next chapter: [85](https://border.bot/countries/united-states/hs-codes/85) Electric motors and generators (excluding generating sets) ## Frequently asked questions ### How many national tariff lines does the United States tariff have in HS chapter 84? The United States tariff has 1,706 national lines in HS chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts thereof), under 538 subheadings in 86 headings. ## Sources and updates The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026. The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026. The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026. This page was last updated on 9 October 2026. Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling. Official source files: - https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false Machine-readable: https://border.bot/countries/united-states/hs-codes/84.json?page=2