National Item Identification Number
00-498-4574
004984574
5305-00-498-4574
5305004984574
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)
14153
Reference Numbers (Part Numbers)
203-3PC40
203-3PC40
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
1.000 INCHES
8
3A
RIGHT-HAND
1.562 INCHES MINIMUM
5.719 INCHES MINIMUM