National Item Identification Number
01-521-6457
015216457
5305-01-521-6457
5305015216457
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)
1QYC9
ATLANTIC FASTENERS CO INC
DBA COLLARS AND COUPLINGS
49 HEYWOOD AVE
WEST SPRINGFIELD
MA
01089
413-785-1687
Reference Numbers (Part Numbers)
HH610255150
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNF
0.250 INCHES
28
RIGHT-HAND
1.500 INCHES NOMINAL
STEEL COMP 316 OVERALL