National Item Identification Number
01-478-3401
014783401
5305-01-478-3401
5305014783401
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
53711
53711
Reference Numbers (Part Numbers)
1614364-8
1614364-8
1614364-8
3176208-C-549
Required Categories
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THREAD CLASS
THREAD DIRECTIO
Required Description
0.250 INCHES
20
3A
RIGHT-HAND
0.625 INCHES NOMINAL
STEEL CORROSION RESISTIN