Attach the lug to the stud lug by screwing the
cap screw through the lug and into the stud lug.
Replace it with a new lock washer, NSN 5310-00-011-5093, and
cap screw. NSN 5305-00-068-0511.
If the M4 or M5 is mounted correctly, the forward leaf spring is not visible outside the handguard cap and the rear clamp is secured within the barrel nut with the socket head
cap screw. If the socket head cap self-locking screw is removed for any reason, it must be replaced with a new one.
The dams are keys inserted into slots and held by
cap screws. This development also is suited to extrusion applications where a variety of resins are processed, according to Dray.
It is a top-loading, multiple component, posterior spinal fixation system which consists of pedicle screws, rods, cross-connectors, locking
cap screws, hooks, dominoes and lateral offsets.