National Item Identification Number
01-439-7193
014397193
5305-01-439-7193
5305014397193
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)
10988
Reference Numbers (Part Numbers)
845-8025
Required Categories
MATERIAL
SURFACE TREATMENT
WIDTH BETWEEN FLATS
EXTENDED WASHER DIAMETER
III
Required Description
ZINC ALLOY OVERALL
PHOSPHATE OVERALL
12.730 MILLIMETERS MINIMUM AND
13.000 MI
