1005-01-449-9159 BRUSH,CLEANING,SMALL ARMS Index 2040-01-449-9161 SECURING ASSEMBLY

National Stock Number:
5310-01-449-9160

Federal Supply Class:
5310

National Item Identification Number:
014499160

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:
509E203EE PN 403502GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT
F301A1250BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
F301A125830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
F301A1258FGX3CURTISS-WRIGHT ELECTRO-MECHANICAL CORP


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
NOMINAL THREAD SIZE1.250 INCHES
NUT HEIGHT1.187 INCHES MINIMUM AND 1.251 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS1.938 INCHES MINIMUM AND 2.000 INCHES MAXIMUM
TEMP RATING750.0 FAHRENHEIT MAXIMUM
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD SERIESUN


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