5998-01-388-1806 PRINTED CIRCUIT BOARD Index 5340-01-388-1808 DISK,SOLID,PLAIN

National Stock Number:
5307-01-388-1807

Federal Supply Class:
5307

National Item Identification Number:
013881807

Description:
STUD,LOCKED IN

Detail:
A headless fastener externally threaded on both ends with each threaded portion of one but not necessarily the same nominal diameter. It is designed to be locked in place by either a RING, LOCK, SERRATED or a RING, LOCK, KEYED.


Manufacturer Information:
MS51989E106-1896906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD0.180 INCHES NOMINAL
DISTANCE FROM SERRATED PORTION TO NUT END1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM
DISTANCE FROM SERRATED PORTION TO STUD END0.675 INCHES MINIMUM AND 0.705 INCHES MAXIMUM
LOCKING FEATURERING, LOCK SERRATED
OVERALL LENGTH1.815 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5734 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALIRON ALLOY 660
NOMINAL THREAD SIZE0.312 INCHES NUT THREAD
NOMINAL THREAD SIZE0.375 INCHES STUD THREAD
STYLE DESIGNATORLOCKED IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A NUT THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD LENGTH0.495 INCHES MINIMUM AND 0.525 INCHES MAXIMUM STUD THREAD
THREAD LENGTH0.545 INCHES MINIMUM AND 0.575 INCHES MAXIMUM NUT THREAD
THREAD QUANTITY PER INCH16 STUD THREAD
THREAD QUANTITY PER INCH24 NUT THREAD
THREAD SERIES DESIGNATORUNF NUT THREAD
THREAD PITCH DIAMETERS+0.3358 TO 0.3378 INCHES STUD THREAD
THREAD SERIES DESIGNATORUNS STUD THREAD


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