National Item Identification Number
00-273-4979
002734979
5305-00-273-4979
5305002734979
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)
Reference Numbers (Part Numbers)
FFS86TYPE1STYLE11
12Z51PC307
166252PC8
298233PC236
43-S-4365-392
709174PC66
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.190 INCHES
24
3A
RIGHT-HAND
1.000 INCHES NOMINAL
1.000 INCHES NOMINA