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National Stock Number:
5306-01-242-0620
Federal Supply Class:
5306
National Item Identification Number:
012420620
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.
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Manufacturer Information:
| 829704-050 | 31654 | SULLAIR CORP | | 829704-050 | 82465 | MAC LEAN FOGG LOCK NUT CO | | WLFS 1420-1/2 | 31654 | SULLAIR CORP | | WLFS 1420-1/2 | 82465 | MAC LEAN FOGG LOCK NUT CO |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 0.400 INCHES MINIMUM AND | | 0.500 INCHES MAXIMUM | | HEAD STYLE | HEXAGON EXTENDED WASHER | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2A | | SURFACE TREATMENT | ZINC OVERALL | | HEAD HEIGHT | 0.234 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.375 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.531 INCHES NOMINAL | | LOCKING FEATURE | LOCKING TEETH BEARING SURFACE OF HEAD | | FEATURES PROVIDED | FINISHED HEAD |
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