2990-00-574-8358 OIL SEAL Index 5331-00-574-8362 O-RING

National Stock Number:
5306-00-574-8361

Federal Supply Class:
5306

National Item Identification Number:
005748361

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:
80620634623AM GENERAL LLC
832967819207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
FASTENER LENGTH4.625 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.328 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A322 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A331 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A322 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A331 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A322 ASSN STD 4TH MATERIAL RESPONSE OR ASTM A331 ASSN STD 4TH MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1340 OR STEEL COMP 4037 OR STEEL COMP 8640 OR STEEL COMP 4140 OVERALL
NOMINAL THREAD DIAMETER0.438 INCHES
SPECIAL FEATURESSHANK GROUND TO 0.394 IN. MAX DIA STARTING 0.188 IN. FROM HEAD AND CONTINUING TO THREADS
WIDTH BETWEEN FLATS0.687 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.375 INCHES MINIMUM
THREAD QUANTITY PER INCH14
THREAD SERIES DESIGNATORUNC


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