Items are being coded as critical to insure source inspection will be performed at the point of manufacture, prior to material receipt by the us navy or other dod components. These items are piece parts or end items in support of vital military hardware necessary to sustain the successful mission of the ships, submarines, and shore stations of the us navy. Critical features including, but not limited to, dimensions, tolerances/clearances, electronic characteristics, and metallurgical properties will bespecified for government q ar (quality assurance representatives) to insure the highest possible degree of quality and reliability of these parts being delivered under navicp contracts
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 6620-01-615-7323
NSN 5915-01-100-2511
NSN 5990-01-534-8609
NSN 5910-00-428-4017
NSN 5920-01-389-9582
NSN 6145-01-306-7940
NSN 6685-01-512-0600
NSN 5935-01-537-8978
NSN 6620-01-206-4896
NSN 2925-01-063-7876
NSN 5855-00-150-1820
NSN 6685-01-381-6751