National Item Identification Number
01-197-2541
011972541
5305-01-197-2541
5305011972541
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)
59364
Reference Numbers (Part Numbers)
NAS608C8H20
NAS608C8H20
NAS608C8H20
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNF
0.500 INCHES
20
3A
RIGHT-HAND
1.137 INCHES MINIMUM AND
1.275 INCHES MA