84314990 under HS Code PARTS SUITABLE FOR USE SOLELY OR PRINCIPALLY WITH THE MACHINERY OF HEADINGS 8425 TO 8430 - OF MACHINERY OF HEADING 8426, 8429 OR 8430- OTHER : OTHER, 84849000 under HS Code GASKETS AND SIMILAR JOINTS OF METAL SHEETING COMBINED WITH OTHER MATERIAL OR OF TWO OR MORE LAYERS OF METAL; SETS OR ASSORTMENTS OF GASKETS AND SIMILAR JOINTS, DISSIMILAR IN COMPOSITION, PUT UP IN POUCHES, ENVELOPES OR SIMILAR PACKINGS; MECHANICAL SEALS - OTHER, and 73182400 under HS Code SCREWS, BOLTS, NUTS, COACH-SCREWS, SCREW HOOKS, RIVETS, COTTERS, COTTER-PINS, WASHERS (INCLUDING SPRING WASHERS) AND SIMILAR ARTICLES, OF IRON OR STEEL - NON-THREADED ARTICLES : COTTERS AND COTTER-PINS were the top imported HS Codes by Ms TRINH CL LTD in 2021.