National Item Identification Number
01-398-4948
013984948
5305-01-398-4948
5305013984948
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)
7R019
ATLANTA HARDWARE SPECIALTY CO
DIV OF HARDWARE SPECIALTY CO
1701 OAKBROOK DR
NORCROSS
GA
30093
770-449-3000
80063
Reference Numbers (Part Numbers)
A3131794
A3131794
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.250 INCHES
20
3A
RIGHT-HAND
0.709 INCHES MINIMUM
0.970 INCHES MINIMU