5330-01-121-0217 SEAL,PACKING Index 5330-01-121-0221 PACKING,PREFORMED

National Stock Number:
5306-01-121-0219

Federal Supply Class:
5306

National Item Identification Number:
011210219

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:
8-52-265-432386ILLINOIS TOOL WKS INC LINAC DIV
8-52-265-49U023ITW HEARTLAND COMPONENTS INC


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH0.875 INCHES NOMINAL
MATERIALNICKEL ALLOY 400 OVERALL
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HEAD HEIGHT0.153 INCHES MINIMUM AND
0.163 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND
0.438 INCHES MAXIMUM


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