National Item Identification Number
01-421-2028
014212028
5305-01-421-2028
5305014212028
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)
09647
AQUA-CHEM INC
DBA WATER TECHNOLOGIES DIVISION
3232 W LANCASTER AVE
MILWAUKEE
WI
53209
414-438-5548
09647
AQUA-CHEM INC
DBA WATER TECHNOLOGIES DIVISION
3232 W LANCASTER AVE
MILWAUKEE
WI
53209
414-438-5548
Reference Numbers (Part Numbers)
649-D-7546 ITEM 7
868-8421
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.750 INCHES
10
2A
RIGHT-HAND
1.750 INCHES NOMINAL
3.500 INCHES NOMINA
