1/4" M-NPT 300 lb Zinc Merchant Steel Square Solid Pipe Plug / THREAD DIRECTION: RIGHT-HAND EXTERNAL NOMINAL PIPE SIZE FOR WHICH DESIGNED: 0.250 INCHES END ITEM IDENTIFICATION: HET 1070F HEAVY EQUIPMENT TRANSPORTER CONNECTION STYLE: J1 PLAIN DRIVE END STYLE: 1 RAISED SQUARE HEAD TYPE: SOLID BODY TYPE: SOLID THREAD QUANTITY PER INCH: 18 EXTERNAL NOMINAL THREAD SIZE: 0.250 INCHES EXTERNAL MATERIAL: STEEL OVERALL SURFACE TREATMENT: CADMIUM OVERALL OR ZINC THREAD SERIES DESIGNATOR: NPT EXTERNAL