5306-01-169-0688 BOLT,INTERNAL WRENCHING Index 5306-01-169-0690 BOLT,MACHINE

National Stock Number:
5306-01-169-0689

Federal Supply Class:
5306

National Item Identification Number:
011690689

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:
3176210-C-54510001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH0.720 INCHES MINIMUM AND
0.750 INCHES MAXIMUM
MATERIALSTEEL COMP 301 OR
STEEL COMP 302 OR
STEEL COMP 302B OR
STEEL COMP 303 OR
STEEL COMP 303SE OR
STEEL COMP 304 OR
STEEL COMP 304L OR
STEEL COMP 305 OR
STEEL COMP 308 OR
STEEL COMP 309 OR
STEEL COMP 309S OR
STEEL COMP 310 OR
STEEL COMP 310S OR
STEEL COMP 314 OR
STEEL COMP 316 OR
STEEL COMP 316L OR
STEEL COMP 317 OR
STEEL COMP 321 OR
STEEL COMP 347 OR
STEEL COMP 348 OR
STEEL COMP 384 OR
STEEL COMP 385 OR
STEEL COMP 410 OR
STEEL COMP 416 OR
STEEL COMP 430 OVERALL
THREAD LENGTH0.610 INCHES MINIMUM AND
0.750 INCHES MAXIMUM
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS2A
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING80.0 ROCKWELL B MINIMUM OVERALL
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH30000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.195 INCHES MINIMUM AND
0.211 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.489 INCHES MINIMUM AND
0.500 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
SPECIAL FEATURESMARTENSITIC MATERIAL UTS 70000 PSI MIN.,YIELD 40000 PSI MIN. WITA A ROCKWELL B SCALE 235 MAX; SELF-LOCKING


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