Safety or relief valves (HS 848140)
Safety or relief valves (HS 848140) has 86,935 U.S. import bill-of-lading shipment records between Dec 2018 and Jul 2026. The largest U.S. importer of Safety or relief valves is CAVAGNA NORTH AMERICA INC, with 1,060 shipments, followed by RADIANS INC and DILL AIR CONTROLS PRODUCTS LLC. The leading supplier is AUGUST AMBER HK LIMITED, with 3,644 shipments, followed by YU WU LIN and CURTISS WRIGHT TIANJIN FLOW CONTR. Goods originate mainly from CHINA and ITALY, arriving primarily at LONG BEACH, CA. Import volume has risen over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through July 2026
Shipments over time (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Safety or relief valves (HS 848140), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is CURTISS WRIGHT TIANJIN FLOW CONTR → MEC TRIC CONTROL NC with 332 shipments, followed by CURTISS WRIGHT TIANJIN FLOW CONTR → L 6 INC (165) and CURTISS WRIGHT TIANJIN FLOW CONTR → PRD TECHNOLOGIES (136).
Top U.S. importers
| Importer | Shipments |
|---|---|
| CAVAGNA NORTH AMERICA INC | 1,060 |
| RADIANS INC | 685 |
| DILL AIR CONTROLS PRODUCTS LLC | 563 |
| ABORDER PRODUCTS INC | 558 |
| ROTORK CONTROLS INC | 526 |
Top suppliers
| Supplier | Shipments |
|---|---|
| AUGUST AMBER HK LIMITED | 3,644 |
| YU WU LIN | 1,621 |
| CURTISS WRIGHT TIANJIN FLOW CONTR | 1,512 |
| JINGYUAN | 1,335 |
| ALIBABA COM HK LTD | 1,168 |
Origin countries
| Country | Shipments |
|---|---|
| CHINA | 55,803 |
| ITALY | 6,481 |
| GERMANY | 4,471 |
| TAIWAN | 2,813 |
| REPUBLIC OF KOREA | 2,801 |
| INDIA | 2,570 |
| UNITED KINGDOM | 1,169 |
| SPAIN | 935 |
| BELGIUM | 687 |
| JAPAN | 629 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| LONG BEACH, CA | 17,709 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 14,204 |
| LOS ANGELES, CA | 13,386 |
| OAKLAND, CA | 11,198 |
| HOUSTON, TX | 7,748 |
| TACOMA, WA | 3,913 |
| SEATTLE, WA | 3,681 |
| CHARLESTON, SC | 3,642 |
| SAVANNAH, GA | 2,761 |
| NORFOLK, VA | 2,050 |
Harmonized System classification
HS code 848140 — Safety or relief valves. The Harmonized System is the international standard for classifying traded goods; U.S. Customs records this 6-digit code on every bill of lading.
Not sure this is the right code? Search all 5,700+ subheadings with the free HS code lookup, or see which product categories are growing in our quarterly State of U.S. Imports reports.
Frequently asked questions about importing Safety or relief valves
Who imports Safety or relief valves (HS 848140)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Safety or relief valves include CAVAGNA NORTH AMERICA INC, RADIANS INC, DILL AIR CONTROLS PRODUCTS LLC, ABORDER PRODUCTS INC, and ROTORK CONTROLS INC.
Who is the largest U.S. importer of Safety or relief valves?
CAVAGNA NORTH AMERICA INC is the largest U.S. importer of Safety or relief valves (HS 848140), with 1,060 bill-of-lading shipment records.
Who are the top suppliers of Safety or relief valves?
Leading suppliers shipping Safety or relief valves (HS 848140) to the U.S. include AUGUST AMBER HK LIMITED, YU WU LIN, CURTISS WRIGHT TIANJIN FLOW CONTR, JINGYUAN, and ALIBABA COM HK LTD.
How many U.S. shipments of Safety or relief valves are there?
ImportDoor has 86,935 U.S. import shipment records under HS code 848140, spanning Dec 2018 to Jul 2026.
Where is Safety or relief valves imported from?
Safety or relief valves is imported into the U.S. primarily from CHINA, ITALY, and GERMANY.
Find Safety or relief valves importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 848140, with contact details and container-level shipment records on ImportDoor.
Start for free