National Item Identification Number
01-243-9345
012439345
5305-01-243-9345
5305012439345
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)
56878
06725
80063
Reference Numbers (Part Numbers)
SM-C-800983 33
SM-C-800983-33
SM-C-800983-33
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNF
0.250 INCHES
28
3A
RIGHT-HAND
0.538 INCHES MINIMUM AND
0.641 INCHES MA