National Item Identification Number
01-447-2453
014472453
5305-01-447-2453
5305014472453
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
43689
Reference Numbers (Part Numbers)
123-4403533 PART 19
123-4403535 PART 36
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.312 INCHES
18
3A
RIGHT-HAND
0.875 INCHES NOMINAL
NICKEL ALLOY 400 OV