Viet Nam HS Code

HS Code 840991: Other : Suitable for use solely or principally with sparkignition internal combustion piston engines in Viet Nam

Q: Is HS code 840991 the same across all countries?

Yes — up to the 6-digit level, HS code 840991 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Viet Nam extends it under AHTN-VN.

Q: What system does Viet Nam use to classify HS code 840991?

Viet Nam classifies products under the Vietnam Tariff Schedule (AHTN-VN; locally Biểu thuế xuất nhập khẩu Việt Nam (AHTN 2022)), which extends HS codes to 8 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 840991 in Viet Nam?

The official source is https://www.customs.gov.vn/. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 840991 in Viet Nam

Under Viet Nam's Vietnam Tariff Schedule (Biểu thuế xuất nhập khẩu Việt Nam (AHTN 2022)), HS Code 840991 is the WCO Harmonized System subheading for Other : Suitable for use solely or principally with sparkignition internal combustion piston engines. This is the most detailed internationally standardized level; Viet Nam extends classifications to 8 digits under its national tariff system. 840991 belongs to Section XVI: Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles, Chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof, Heading 8409: Parts suitable for use solely or principally with the engines of heading 8407 or 8408.

Explore more 2026 Latest Viet Nam import export trade data and shipment records for HS Code Spark Ignition Engine Parts on TradeInt global trade data platform

Classification Path of HS Code 840991 in Viet Nam

Section XVI

Chapters (84-85) Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles

Chapter 84

Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

HS Code 8409

Parts suitable for use solely or principally with the engines of heading 8407 or 8408

HS Code 840991

Other : Suitable for use solely or principally with sparkignition internal combustion piston engines

HS Code 84099111

Carburettors and parts thereof Chế hòa khí và bộ phận của chúng

HS Code 84099112

Cylinder blocks; crank cases Thân động cơ (cylinder block); hộp trục khuỷu

HS Code 84099113

Cylinder liners, with an internal diameter of 50 mm or more, but not exceeding 155 mm Ống xi lanh, có đường kính trong từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099114

Other cylinder liners Ống xi lanh khác

HS Code 84099115

Cylinder heads and head covers Quy lát và nắp quy lát

HS Code 84099116

Pistons, with an external diameter of 50 mm or more, but not exceeding 155 mm Piston, có đường kính ngoài từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099117

Other pistons Piston khác

HS Code 84099118

Piston rings and gudgeon pins Bạc piston và chốt piston

HS Code 84099119

Other Loại khác

HS Code 84099121

Carburettors and parts thereof Chế hòa khí và bộ phận của chúng

HS Code 84099122

Cylinder blocks; crank cases Thân động cơ (cylinder block); hộp trục khuỷu

HS Code 84099123

Cylinder liners, with an internal diameter of 50 mm or more, but not exceeding 155 mm Ống xi lanh, có đường kính trong từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099124

Other cylinder liners Ống xi lanh khác

HS Code 84099126

Pistons, with an external diameter of 50 mm or more, but not exceeding 155 mm Piston, có đường kính ngoài từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099128

Piston rings and gudgeon pins Bạc piston và chốt piston

HS Code 84099129

Other Loại khác

HS Code 84099131

Carburettors and parts thereof Chế hòa khí và bộ phận của chúng

HS Code 84099132

Cylinder blocks; crank cases Thân động cơ (cylinder block); hộp trục khuỷu

HS Code 84099134

Cylinder liners Ống xi lanh

HS Code 84099135

Cylinder heads and head covers Quy lát và nắp quy lát

HS Code 84099137

Pistons Piston

HS Code 84099138

Piston rings and gudgeon pins Bạc piston và chốt piston

HS Code 84099139

Other Loại khác

HS Code 84099141

Carburettors and parts thereof Chế hòa khí và bộ phận của chúng

HS Code 84099142

Cylinder blocks; crank cases Thân động cơ (cylinder block); hộp trục khuỷu

HS Code 84099143

Cylinder liners, with an internal diameter of 50 mm or more, but not exceeding 155 mm Ống xi lanh, có đường kính trong từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099144

Other cylinder liners Ống xi lanh khác

HS Code 84099145

Cylinder heads and head covers Quy lát và nắp quy lát

HS Code 84099146

Pistons, with an external diameter of 50 mm or more, but not exceeding 155 mm Piston, có đường kính ngoài từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099147

Other pistons Piston khác

HS Code 84099148

Piston rings and gudgeon pins Bạc piston và chốt piston

HS Code 84099149

Other Loại khác

HS Code 84099151

Cylinder blocks; crank cases Thân động cơ (cylinder block); hộp trục khuỷu

HS Code 84099152

Cylinder liners, with an internal diameter of 50 mm or more, but not exceeding 155 mm Ống xi lanh, có đường kính trong từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099153

Other cylinder liners Ống xi lanh khác

HS Code 84099154

Pistons, with an external diameter of 50 mm or more, but not exceeding 155 mm Piston, có đường kính ngoài từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099155

Other pistons Piston khác

HS Code 84099159

Other Loại khác

HS Code 84099161

Cylinder blocks; crank cases Thân động cơ (cylinder block); hộp trục khuỷu

HS Code 84099162

Cylinder liners, with an internal diameter of 50 mm or more, but not exceeding 155 mm Ống xi lanh, có đường kính trong từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099163

Other cylinder liners Ống xi lanh khác

HS Code 84099164

Pistons, with an external diameter of 50 mm or more, but not exceeding 155 mm Piston, có đường kính ngoài từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099169

Other Loại khác

HS Code 84099171

Carburettors and parts thereof Chế hòa khí và bộ phận của chúng

HS Code 84099172

Cylinder blocks; crank cases Thân động cơ (cylinder block); hộp trục khuỷu

HS Code 84099173

Cylinder liners, with an internal diameter of 50 mm or more, but not exceeding 155 mm Ống xi lanh, có đường kính trong từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099174

Other cylinder liners Ống xi lanh khác

HS Code 84099176

Pistons, with an external diameter of 50 mm or more, but not exceeding 155 mm Piston, có đường kính ngoài từ 50 mm trở lên, nhưng không quá 155 mm

HS Code 84099177

Other pistons Piston khác

HS Code 84099178

Piston rings and gudgeon pins Bạc piston và chốt piston

HS Code 84099179

Other Loại khác

Viet Nam Tariff Classification: Vietnam Tariff Schedule (AHTN-VN)

In Viet Nam, HS 840991 is classified under the Vietnam Tariff Schedule (Biểu thuế xuất nhập khẩu Việt Nam (AHTN 2022)) — a 8-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Vietnam Tariff Schedule (AHTN-VN)

Local name Biểu thuế xuất nhập khẩu Việt Nam (AHTN 2022)

Digits 8

Official source https://www.customs.gov.vn/

You know what 840991 means. Now see 2026 latest real trade activity for Spark Ignition Engine Parts in Viet Nam.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

Search 2026 Latest Viet Nam Import Data Search 2026 Latest Viet Nam Export Data

Top Trading Product of HS Code 8409

Top Viet Nam import Product Under HS Code 8409

1 840991: Parts suitable for use solely or principally with the engines of heading 8407 or 8408 : Other : Suitable for use solely or principally with sparkignition internal combustion piston engines $170.4M 2 840999: Parts suitable for use solely or principally with the engines of heading 8407 or 8408 : Other : Other $58.9M 3 840910: Parts suitable for use solely or principally with the engines of heading 8407 or 8408 : For aircraft engines $66.9K

Figures shown for 2023.

For more 2026 recent data, search for Viet Nam import trade records

Top Viet Nam export Product Under HS Code 8409

1 840991: Parts suitable for use solely or principally with the engines of heading 8407 or 8408 : Other : Suitable for use solely or principally with sparkignition internal combustion piston engines $199.4M 2 840999: Parts suitable for use solely or principally with the engines of heading 8407 or 8408 : Other : Other $32.7M 3 840910: Parts suitable for use solely or principally with the engines of heading 8407 or 8408 : For aircraft engines $13.9M

Figures shown for 2023.

For more 2026 recent data, search for Viet Nam export trade records

Related HS Code to Viet Nam Spark Ignition Engine Parts (840991)

HS Code 84099111

Carburettors and parts thereof

HS Code 84099112

Cylinder blocks; crank cases

HS Code 84099113

Cylinder liners, with an internal diameter of 50 mm or more, but not exceeding 155 mm

HS Code 84099114

Other cylinder liners

HS Code 84099115

Cylinder heads and head covers

HS Code 84099116

Pistons, with an external diameter of 50 mm or more, but not exceeding 155 mm

HS Code 84099117

Other pistons

HS Code 84099118

Piston rings and gudgeon pins

HS Code 84099119

Other

HS Code 84099121

Carburettors and parts thereof

Frequently Asked Questions

What is HS code 840991 in Viet Nam?

HS code 840991 covers Other : Suitable for use solely or principally with sparkignition internal combustion piston engines in Viet Nam. It sits in Chapter 84 (Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof), Heading 8409 of the Harmonized System, and is classified under AHTN-VN.

Is HS code 840991 the same across all countries?

What system does Viet Nam use to classify HS code 840991?

Where can I officially look up HS code 840991 in Viet Nam?