National Item Identification Number
01-168-4482
011684482
5305-01-168-4482
5305011684482
National Stock Number
Item Name
SCREW,CAP,SOCKET HEAD
Federal Supply Class
5305
Referenced on: http://aviationandaccessories.tpub.com//TM-55-4920-414-13P/css/TM-55-4920-414-13P_81.htmDescription
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
NAS1351C4H15
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNRF
0.250 INCHES
28
3A
RIGHT-HAND
0.837 INCHES MINIMUM AND
0.938 INCHES M