1660-99-135-3159 DUCT ASSEMBLY,AIR C 2590-99-135-3161 BRACKET,VEHICULAR C

National Stock Number:
5305-99-135-3160

Federal Supply Class:
5305

National Item Identification Number:
991353160

Description:
SCREW,CAP,HEXAGON H

Detail:
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.


Manufacturer Information:
70101042845900K0030BAE SYSTEMS GLOBAL COMBAT SYSTEMSLIMITED
BS1768K7766BRITISH STANDARDS INSTITUTION
DEFSTAN53-57K0851MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1


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