National Item Identification Number
01-456-7640
014567640
5305-01-456-7640
5305014567640
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)
66093
SAMSON INDUSTRIES INC
3440 OVERLAND AVE
LOS ANGELES
CA
90034
310-559-3845
56878
53711
Reference Numbers (Part Numbers)
SCREW,BUTTONHEAD SST 4-40X3/16
38031-94C3
6963015
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
FAS
Required Description
UNC
0.112 INCHES
40
0.187 INCHES NOMINAL
STEEL CORROSION RESISTING OVERALL;