5310-00-891-3428 NUT,PLAIN,HEXAGON Index 5310-00-891-3430 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-891-3429

Federal Supply Class:
5310

National Item Identification Number:
008913429

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:
145-4510917M951563ROHR, INC.
91078A03939428MCMASTER-CARR SUPPLY CO
FF-N-83681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS35691-8196906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
HARDNESS RATING90.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE1.125 INCHES
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 5 STYLE AND B GRADE
NUT HEIGHT0.579 INCHES MINIMUM AND 0.639 INCHES MAXIMUM
NUT STYLEHEXAGON
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH7
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS1.631 INCHES MINIMUM AND 1.688 INCHES MAXIMUM


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