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
WIDTH ACROSS FLATS1.812 INCHES MINIMUM AND 1.875 INCHES MAXIMUM
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH12


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