National Item Identification Number
01-310-5820
013105820
5305-01-310-5820
5305013105820
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)
D9182
99517
VACCO INDUSTRIES
DIV VACCO
10350 VACCO ST
EL MONTE
CA
91733
626-450-6427
80204
D9182
Reference Numbers (Part Numbers)
AMS-5643-1/2-20 X1-5/8INLG
S1E10042 ITEM 30
1/2-20X1-5/8 IN LG
801-6641190FNA
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNF
0.500 INCHES
20
3A
RIGHT-HAND
1.525 INCHES MINIMUM AND
1.625 INCHES MA