5998-01-495-2542 CIRCUIT CARD ASSEMBLY Index 9390-01-495-2544 NONMETALLIC ROD

National Stock Number:
5310-01-495-2543

Federal Supply Class:
5310

National Item Identification Number:
014952543

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:
563-7409375-5653711NAVAL SEA SYSTEMS COMMAND
B552-3101-5696169ELECTRIC BOAT CORPORATION


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
MATERIALNICKEL ALLOY OVERALL
NOMINAL THREAD SIZE1.250 INCHES
NUT HEIGHT1.030 INCHES MINIMUM AND 1.094 INCHES MAXIMUM
NUT STYLEHEXAGON
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH12
THREAD SERIESUNF
WIDTH ACROSS FLATS1.812 INCHES MINIMUM AND 1.875 INCHES MAXIMUM


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