National Item Identification Number
00-721-3109
007213109
5305-00-721-3109
5305007213109
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)
49956
Reference Numbers (Part Numbers)
207MR028P008
207MR028P008
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNF
0.312 INCHES
24
2A
RIGHT-HAND
0.406 INCHES MINIMUM
0.500 INCHES NOMINA