39269099000 under HS Code OTHER ARTICLES OF PLASTICS AND ARTICLES OF OTHER MATERIALS OF HEADINGS 3901 TO 3914- OTHER : OTHER: OTHER, 84314300000 under HS Code Others, and 73182990000 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 : OTHER : OTHER were the top imported HS Codes by SUPPLY OILFIELD SERVICES INC in 2023.