5310-00-551-6690 NUT,PLAIN,HEXAGON Index 5310-00-551-6694 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-551-6691

Federal Supply Class:
5310

National Item Identification Number:
005516691

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:
FFB571TYPEA781348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MIL-DTL-1222/TY1GR581349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIESUNC
NOMINAL THREAD SIZE0.750 INCHES
THREAD QUANTITY PER INCH10
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.642 INCHES MINIMUM AND
0.671 INCHES MAXIMUM
WIDTH ACROSS FLATS1.0450 INCHES MINIMUM AND
1.0625 INCHES MAXIMUM
BEARING SURFACE TYPEWASHER FACED
NONDEFINITIVE SPEC/STD DATAA7 TYPE
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY NOMINAL THREAD SIZE AND THREADS PER INCH
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEFFB571TYPEA7
MANUFACTURERS CODE81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-DTL-1222/TY1GR5


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