7. Drawing - 6656443.pdf

This is a detailed technical drawing for a ".300 NORMA HEADSPACE GAGE" produced for the Naval Surface Warfare Command. The technical drawing provides precise engineering specifications for a cylindrical mechanical component with multiple dimensional tolerances and specific manufacturing requirements. Key technical details include:

Dimensional specifications with tight tolerances ranging from ±.0005 to ±.015, with multiple version configurations (GO and NO-GO gauges) listed in the part number table. The drawing specifies heat treatment (RC 57-62), material type (tool steel, AISI type 01 or 02, PER ASTM A681-08), and includes cross-sectional views showing intricate design details. The document is revision A, dated 3/13/19, and is officially approved for the Naval Sea Systems Command, with a distribution statement indicating limited distribution.