National Item Identification Number
01-010-2328
010102328
5306-01-010-2328
5306010102328
National Stock Number
Item Name
BOLT,MACHINE
Federal Supply Class
5306
Description
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
Commercial and Government Entity Code (Supplier Data)
14438
NYLOK CORPORATION
DBA NYLOK CHICAGO
6465 W PROESEL AVE
LINCOLNWOOD
IL
60712
847-674-9680
26233
Reference Numbers (Part Numbers)
M38AS428-8C
NM138AS428S8C
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNF
0.250 INCHES
28
3A
0.438 INCHES MINIMUM AND
0.500 INCHES MAXIMUM
0.500