National Item Identification Number
01-285-2028
012852028
5305-01-285-2028
5305012852028
National Stock Number
Item Name
SCREW,CAP,HEXAGON HEAD
Federal Supply Class
5305
Description
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.
Commercial and Government Entity Code (Supplier Data)
70318
97852
STAR STAINLESS SCREW CO
655 UNION BLVD
TOTOWA
NJ
07512
973-237-0952
02769
LOCKHEED MARTIN CORPORATION
DBA LOCKHEED MARTIN DIV MARITIME
199 BORTON LANDING RD
MOORESTOWN
NJ
08057
856-722-4615
56232
Reference Numbers (Part Numbers)
3145091-5
3145091-5
3145091-5
562992-005
562992-005
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.164 INCHES
32
2A
RIGHT-HAND
0.219 INCHES MINIMUM AND
0.312 INCHES MA