National Item Identification Number
01-160-2005
011602005
5305-01-160-2005
5305011602005
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)
80204
7X677
NSN (National Stock Number) 5305-01-160-2005, 5305011602005 NIIN (National Identification Number) 01-160-2005, 011602005
Part Numbers (Reference Numbers)
B1821BH056C400N
MS90728-148
3977453
3977453
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.562 INCHES
12
2A
RIGHT-HAND
1.060 INCHES MINIMUM AND
1.370 INCHES MA