National Item Identification Number
01-325-1329
013251329
5305-01-325-1329
5305013251329
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
43689
53711
53711
Reference Numbers (Part Numbers)
FF-S-86
0.312-18UNC-3AX0.625 CRES
5486669 PC28
709-5486669 ITEM028
709-54866
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.312 INCHES
18
3A
0.625 INCHES NOMINAL
STEEL CORROSION RESISTING OVERA