6130-00-262-9674 POWER SUPPLY Index 5305-00-262-9678 SETSCREW

National Stock Number:
5306-00-262-9677

Federal Supply Class:
5306

National Item Identification Number:
002629677

Description:
BOLT,MACHINE

Detail:
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.


Manufacturer Information:
4700-3177329PC9680064NAVAL SHIP SYSTEMS COMMAND
4700-3196202PC4380064NAVAL SHIP SYSTEMS COMMAND
575-5801-1444240ITEM9B0LT80064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
DEPARTURE FROM CITED DOCUMENTAS MOD BY FASTENER LG
FASTENER LENGTH0.875 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
HEAD HEIGHT0.156 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-P-637 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-639 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 482 OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
NONDEFINITIVE SPEC/STD DATAB TYPE
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.500 INCHES MINIMUM
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH20
WIDTH BETWEEN FLATS0.375 INCHES MAXIMUM


Click here to Register for Free 30-day Trial