National Item Identification Number
01-354-6580
013546580
5305-01-354-6580
5305013546580
National Stock Number
Item Name
SCREW,CAP,SOCKET HEAD
Federal Supply Class
5305
Description
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)
53711
53711
Reference Numbers (Part Numbers)
MILS1222TYII 1/2-13UNRC-3AX1.5LG
211033335
593-6405224 PIECE 56
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNRC
0.500 INCHES
13
3A
RIGHT-HAND
0.346 INCHES MINIMUM AND
0.500 INCHES M