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 5950-01-646-1253
NSN 5905-01-253-3897
NSN 6135-01-419-2233
NSN 6130-01-422-7010
NSN 6240-00-807-2508
NSN 6240-01-107-5553
NSN 5910-00-467-9302
NSN 6110-01-457-1367
NSN 6150-01-615-9390
NSN 2925-01-459-8093
NSN 5920-00-733-8468
NSN 5975-01-160-8617