National Item Identification Number
01-391-2379
013912379
5305-01-391-2379
5305013912379
National Stock Number
Item Name
SCREW,CAP,HEXAGON HEAD
Federal Supply Class
5305
Referenced on: http://constructiontractors.tpub.com//TM-9-2320-312-24P/TM-9-2320-312-24P0097.htm
Referenced on: http://constructiontractors.tpub.com//TM-9-2320-312-24P/TM-9-2320-312-24P0326.htmDescription
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)
80372
MARINE CORPS
NAVY ANNEX
WASHINGTON
DC
20380
39428
Reference Numbers (Part Numbers)
87024A1674
91247A580
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.3125 INCHES
18
2A
RIGHT-HAND
0.625 INCHES NOMINAL
0.625 INCHES NOMIN