National Item Identification Number
01-506-5143
015065143
5305-01-506-5143
5305015065143
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)
43689
53711
43689
53711
Reference Numbers (Part Numbers)
FF-S-86
123-4498410-36
123-4498410-36
4498410-36
4498410-36
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.250 INCHES
20
3A
RIGHT-HAND
0.500 INCHES NOMINAL
0.500 INCHES NOMINA
