Tapcon concrete anchor screws; hex washer head; hi-lo thread; tapered shank; nail-type point; used as a mosonry fastening system; cuts its own threads into concrete, brick, or block; screw dia. 1/4 in., screw length 2-3/4 in.
A hardened cylindrical fastener with multiple spiral flutes on its shank. It also has an end smaller in diameter than the outside diameter of the spiral flutes, which acts as a pilot when driven into a drilled hole.
NSN 6240-00-163-5143
NSN 5998-00-393-2735
NSN 5915-01-269-3277
NSN 5910-00-276-8592
NSN 6220-00-001-9612
NSN 5945-01-523-0028
NSN 6110-01-277-7804
NSN 5965-01-173-7521
NSN 6610-01-425-5360
NSN 6105-01-100-1857
NSN 6220-00-838-6090
NSN 6645-00-542-1206