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National Stock Number:
5306-01-392-0098
Federal Supply Class:
5306
National Item Identification Number:
013920098
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:
| 03A254K5-32 | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP | | 03A254K5-32 | 73197 | HI-SHEAR CORPORATION | | SC5059K5-32 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BA0018K5-32 | 62384 | LFC INDUSTRIES INC. | | 124737K5-32 | 80539 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| FASTENER LENGTH | 3.250 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | HEAD HEIGHT | 0.172 INCHES NOMINAL | | HEAD STYLE | CROWNED HEXAGON | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SPECIAL FEATURES | SLOTTED SHANK DEPTH 0.097 IN. MIN. AND 0.130 IN. MAX., WITH 0.061 IN. MIN. 0.077 IN,. MAX. | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 3.167 INCHES MINIMUM AND 3.250 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF | | WIDTH BETWEEN FLATS | 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
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