1-1/4"-12 Grade 2 Zinc Finish NTE Steel Jam Nylon Insert Lock Nut / THREAD DIRECTION: RIGHT-HAND LOCKING FEATURE: NYLON INSERT NUT STYLE: A12 HEXAGON NUT HEIGHT: 0.765 INCHES NOMINAL END ITEM IDENTIFICATION: 2355-01-567-4930 NOMINAL THREAD SIZE: 12.0 INCHES BEARING SURFACE TYPE: CHAMFERED PART NAME ASSIGNED BY CONTROLLING AGENCY: JAM NYLON INSERT LOCK NUT MATERIAL: PLASTIC NYLON LOCKING INSERT MATERIAL: STEEL OVERALL EXCEPT INSERT SURFACE TREATMENT: ZINC OVERALL EXCEPT INSERT