5305-00-721-3097 SCREW,MACHINE Index 5306-00-721-3108 BOLT,MACHINE

National Stock Number:
5310-00-721-3101

Federal Supply Class:
5310

National Item Identification Number:
007213101

Description:
NUT,SELF-LOCKING,EXTENDED WASHER

Detail:
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.


Manufacturer Information:
S6165-2101078286SIKORSKY AIRCRAFT CORPORATION
S6165-21010D1081AIRBUS DEUTSCHLAND GMBH -WERK BREMEN-


Techincal Specification:
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
OVERALL HEIGHT0.312 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 ASSN STD SINGLE MATERIAL RESPONSE NUT
MATERIALPLASTIC LOCKING INSERT
MATERIALSTEEL COMP 410 NUT
NOMINAL THREAD SIZE0.250 INCHES
NUT STYLEHEXAGON
WASHER OUTSIDE DIAMETER0.780 INCHES NOMINAL
WASHER THICKNESS0.124 INCHES NOMINAL
WIDTH ACROSS FLATS0.375 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL EXCEPT INSERT
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIESUNF


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