Body - Fiberglas impregnated with silicone or chloroprene (See noie 3). Spring s W helix and fiberglass cordage.
Ends - Soft - Same as Body without wire or cordage.
Plain - Same as body wim wire and cordage.
AIA/NAS NAS 1395-1995 history
1995AIA/NAS NAS 1395-1995 Insert - Threaded Metal, Heavy-Duty, Self-Locking, and Non Self-Locking Rev. 7