5310-01-128-5137 NUT,PLAIN,HEXAGON Index 5310-01-128-5139 NUT,PLAIN,SQUARE

National Stock Number:
5310-01-128-5138

Federal Supply Class:
5310

National Item Identification Number:
011285138

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:
592-4758500 FIND 1480064NAVAL SHIP SYSTEMS COMMAND
592-475851580064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 544 OVERALL
NOMINAL THREAD SIZE1.000 INCHES
NUT HEIGHT0.125 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS1.230 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-N-290,CLASS 1,GRADE F FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTNICKEL OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD SERIESUN
THREAD QUANTITY PER INCH16


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