Machine screw, NSN 5305-00-964-2845 (FSC 5305). Same NSN as MS24694-S51, 5305PL1331066, MS24694S51, 04051438970249, AN509-10R9, Z00.N5150624051, 2011126, 933.45.17.051. Government reference price $12.51 per HD (DLA catalog figure, not a BTEK quote).