National Item Identification Number
01-368-4687
013684687
5305-01-368-4687
5305013684687
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
Reference Numbers (Part Numbers)
MIL-S-1222
53A-00-199-6
53A-00-199-6
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.312 INCHES
18
3A
RIGHT-HAND
0.874 INCHES NOMINAL
1.250 INCHES NOMINA
