5305-01-241-2630 SCREW,MACHINE Index 5306-01-241-2632 BOLT,SELF-LOCKING

National Stock Number:
5306-01-241-2631

Federal Supply Class:
5306

National Item Identification Number:
012412631

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:
L34976P06007482GENERAL ELECTRIC COMPANY
L34976P06016941LONG-LOK LLC
MIL-S-00122281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
L34976P060C7262MTU MAINTENANCE BERLIN- BRANDENBURG GMBH
MIL-B-857 .375- 16UNC-2AX1LGD9182ZF INDUSTRIEANTRIEBE WITTEN GMBH


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH1.000 INCHES NOMINAL
MATERIALSTEEL COMP 303 OR
STEEL COMP 304 OR
STEEL COMP 305 OR
STEEL COMP 316 OR
STEEL COMP 321 OR
STEEL COMP 347 OR
STEEL COMP 384 OR
STEEL COMP 410 OR
STEEL COMP 416 OVERALL
THREAD LENGTH0.875 INCHES MINIMUM AND
1.000 INCHES MAXIMUM
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS2A
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HEAD HEIGHT0.195 INCHES MINIMUM AND
0.235 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND
0.562 INCHES MAXIMUM
LOCKING FEATUREPATCH OR
PELLET OR
STRIP THREADS
FEATURES PROVIDEDFINISHED HEAD
NONDEFINITIVE SPEC/STD DATA1 TYPE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-S-001222


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