National Item Identification Number
01-421-1864
014211864
5305-01-421-1864
5305014211864
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)
92697
HARSCO CORP
PATENT SCAFFOLDING CO DIV
1975 GALVEZ AVE
SAN FRANCISCO
CA
94124
415-282-8831
02708
Reference Numbers (Part Numbers)
SC-289
SC-289-1
SC-289-1
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNF
0.250 INCHES
28
RIGHT-HAND
0.750 INCHES NOMINAL
STEEL FASTENER
SAE J42