NAVAL SHIP SYSTEMS COMMAND | 80064 |
GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL,ASTM A576,GR 1030; ZINC PLATED; MIN HARDNESS ROCKWELL B-80; 14.312 IN. LG; 0.750 IN. H; 1.375 IN. OVERALL W; 1 HOLE ON END 0.375 IN. DIA |
A METALLIC ITEM OF ONE PIECE CONSTRUCTION WHICH IS A COMPONENT PART OF A DOOR CLOSER MECHANISM. IT IS DESIGNED TO PROVIDE A SEAT FOR A TORSION SPRING AND TRANSMIT PRESSURE FROM THE RATCHET TO THE SPINDLE OF A DOOR CLOSER. |