4730-00-829-1215 COUPLING,PIPE Index 5945-00-829-1218 RELAY,ELECTROMAGNETIC

National Stock Number:
5310-00-829-1216

Federal Supply Class:
5310

National Item Identification Number:
008291216

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:
BACN10DR24D81205THE BOEING COMPANY


Techincal Specification:
DRILLED HOLE DIAMETER0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED
HOLE CONFIGURATION STYLECONFIGURATION B
HOLE TYPE AND QUANTITY2 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6,T851 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
NOMINAL THREAD SIZE1.875 INCHES
NUT HEIGHT0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM
NUT STYLEHEXAGON
SPECIFICATION/STANDARD DATA81205-BACN10DR MANUFACTURERS STANDARD
SPECIAL FEATURESSODIUM DICHROMATE SEALING TREATMENT PER MIL-F-5509
WIDTH ACROSS FLATS2.172 INCHES MINIMUM AND 2.204 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TY 2, CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
THREAD SERIESUNJ
THREAD QUANTITY PER INCH12


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