National Item Identification Number
01-521-9237
015219237
5305-01-521-9237
5305015219237
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)
1QYC9
ATLANTIC FASTENERS CO INC
DBA COLLARS AND COUPLINGS
49 HEYWOOD AVE
WEST SPRINGFIELD
MA
01089
413-785-1687
1KE74
FASTENAL COMPANY
DIV PCFL
823 E 15TH ST
PANAMA CITY
FL
32405
507-453-8339
Reference Numbers (Part Numbers)
BR21160030
M82710030A40000
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD DIRECTION
THREAD LENG
Required Description
M
16.0 MILLIMETERS
RIGHT-HAND
30.0 MILLIMETERS NOMINAL
30.0 MILLIMETERS NOMI