National Item Identification Number
01-506-4149
015064149
5305-01-506-4149
5305015064149
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)
4U021
AEROSPACE FASTENERS INC
205 E NECHES ST
PALESTINE
TX
75801
903-723-0693
80204
98255
Reference Numbers (Part Numbers)
B1821BH100C700N
B1821BH100C700N
SW25456
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
1.000 INCHES
8
2A
RIGHT-HAND
2.500 INCHES NOMINAL
7.000 INCHES NOMINAL
