National Item Identification Number
00-100-5003
National Stock Number
Item Name
SCREW,CAP,HEXAGON HEAD
Federal Supply Class
5305
Description
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.
Commercial and Government Entity Code (Supplier Data)
80020
80020
Reference Numbers (Part Numbers)
A511997-6X4
511997-6X4
Required Categories
THREAD CLASS
THREAD LENGTH
FASTENER LENGTH
MATERIAL
MATERIAL DOCUMENT AND CL
Required Description
3A
0.375 INCHES MINIMUM
0.438 INCHES NOMINAL
STEEL COMP 4130 OR
STEEL COMP 8
