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National Stock Number:
5306-01-090-3011
Federal Supply Class:
5306
National Item Identification Number:
010903011
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:
| SS27576-5-38 | 0UCY9 | M.S. AEROSPACE INC. | | SS27576-5-38 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | SS27576-5-38 | 56878 | SPS TECHNOLOGIES, LLC | | SS27576-5-38 | 58794 | FASTENER TECHNOLOGY CORP | | SS27576-5-38 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | SS27576-5-38 | 80539 | SPS TECHNOLOGIES, LLC | | SS27576-5-38 | 84256 | AVIBANK MFG., INC. |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 2.853 INCHES MINIMUM AND | | 2.873 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 0.327 INCHES MINIMUM AND | | 0.331 INCHES MAXIMUM | | HEAD STYLE | CROWNED HEXAGON | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 7510 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 14600 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.157 INCHES MINIMUM AND | | 0.172 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND | | 0.502 INCHES MAXIMUM | | GRIP LENGTH | 2.375 INCHES MINIMUM AND | | 2.391 INCHES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 78286 | | DESIGN CONTROL REFERENCE | SS27576-5-38 |
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