National Item Identification Number
00-172-8378
001728378
5305-00-172-8378
5305001728378
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)
76823
Reference Numbers (Part Numbers)
NAS1351C3H20
52S300C10-20
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNRF
0.190 INCHES
32
3A
RIGHT-HAND
0.875 INCHES MINIMUM
1.210 INCHES MINIM