National Item Identification Number
01-325-1328
013251328
5305-01-325-1328
5305013251328
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)
D9182
43689
53711
Reference Numbers (Part Numbers)
FF-S-86
FFS86TY60.25020 UNC3AX0.500
5486669 PC19
709-5486669 PC19
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.250 INCHES
20
3A
0.500 INCHES NOMINAL
STEEL CORROSION RESISTING OVERA