National Item Identification Number
01-255-6545
012556545
5305-01-255-6545
5305012556545
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)
06021
75160
D9182
Reference Numbers (Part Numbers)
19H 2717
19H 2717
19H2717
Required Categories
NOMINAL THREAD DIAMETER
FASTENER LENGTH
MATERIAL
MATERIAL DOCUMENT AND CLASSI
Required Description
0.750 INCHES
1.750 INCHES NOMINAL
STEEL OVERALL
SAE GRADE 8 ASSN STD SINGLE M