1/2-13 Recoil Keyserts Thin Wall inch series / THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 0.620 INCHES NOMINAL END ITEM IDENTIFICATION: 2320-01-534-1091 MOUNTING FACILITY QUANTITY: 4 MOUNTING METHOD: PIN INSERT SIZE: 1/2-13 FEATURES PROVIDED: CORRUGATED THREAD QUANTITY PER INCH: 13 NOMINAL THREAD SIZE: 0.500 INCHES OVERALL DIAMETER: 0.620 INCHES NOMINAL PART NAME ASSIGNED BY CONTROLLING AGENCY: 1/2-13 RECOIL KEYSERTS THIN WALL INCH SERIES SPECIAL FEATURES: TAP DRILL SIZE IS 0.578 IN (NOM);MINIMUM INSTALLATION DEPTH IS0.688 IN (NOM);REMOVAL DRILL SIZE IS 0.031 IN (NOM);REMOVAL DRILL DEPTH IS 0.188 IN (NOM) MATERIAL: STEEL OVERALL STYLE DESIGNATOR: H2 PLAIN