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National Stock Number:
5306-00-377-4135
Federal Supply Class:
5306
National Item Identification Number:
003774135
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:
| ST2049-028 | 0UCY9 | M.S. AEROSPACE INC. | | ST2049-028 | 52661 | RTX CORPORATION | | ST2049-028 | 77445 | RTX CORPORATION |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | MATT | | EXTENDED WASHER DIAMETER | 0.433 INCHES MINIMUM AND 0.438 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.115 INCHES MINIMUM | | FASTENER LENGTH | 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | HEAD HEIGHT | 0.333 INCHES MINIMUM AND 0.353 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | TITANIUM ALLOY OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH BETWEEN FLATS | 0.312 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PWA 37-1,FSCM 77445 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.740 INCHES MINIMUM AND 0.860 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 28 |
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