5310-00-721-5615 NUT ASSEMBLY,SELF-LOCKING,GANG C Index 5305-00-721-5619 SCREW,SHOULDER

National Stock Number:
5310-00-721-5617

Federal Supply Class:
5310

National Item Identification Number:
007215617

Description:
NUT,PLAIN,HEXAGON

Detail:
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)


Manufacturer Information:
9560140100F0228SAFRAN HELICOPTER ENGINES
MS103C00624EATON AEROQUIP LLC
MS103CR1120SATAIR A/S
MS103C42800624EATON AEROQUIP LLC
MS103C428R1120SATAIR A/S


Techincal Specification:
DRILLED HOLE DIAMETER0.070 INCHES NOMINAL
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
HOLE CONFIGURATION STYLECONFIGURATION A
HOLE TYPE AND QUANTITY1 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OR STEEL COMP 305 OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM
NUT STYLEHEXAGON
PRECIOUS MATERIALSILVER
WIDTH ACROSS FLATS0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTSILVER OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIESUNF


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