Check the listing for details. NAS1423-9 JAM NUT 9/16-18 RIGHT HAND. Condition: New other (see details). Listed at 2.00 USD. NEW SURPLUSTHREAD CLASS3BTHREAD DIRECTIONRIGHT-HANDNUT STYLEHEXAGONNUT HEIGHT0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUMDRILLED HOLE DIAMETER0.046 INCHES NOMINALHOLE TYPE AND QUANTITY3 DRILLEDWIDTH ACROSS FLATS0.863 INCHES MINIMUM AND 0.877 INCHES MAXIMUMTHREAD SERIESUNFTHREAD QUANTITY PER INCH18HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUMNOMINAL THREAD SIZE0.562 INCHESHOLE CONFIGURATION STYLECONFIGURATION BCOUNTERSINK ANGLE110.0 DEGREES NOMINAL NUTBEARING SURFACE TYPECHAMFEREDBEARING SURFACE FINISH250.0 MICROINCHESMATERIALSTEEL COMP 4130 OVERALL OR STEEL COMP 4340 OVERALLMATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 COND C1 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-5000 COND C4 MIL SPEC 2ND MATERIAL RESPONSE OVERALLSURFACE TREATMENTCADMIUM OVERALLSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL