5310-00-871-7829 NUT,SELF-LOCKING,HEXAGON Index 5340-00-871-7831 BUMPER

National Stock Number:
5310-00-871-7830

Federal Supply Class:
5310

National Item Identification Number:
008717830

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:
FFN83681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS51971-1796906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIESUNC
NOMINAL THREAD SIZE2.250 INCHES
THREAD QUANTITY PER INCH4-5
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66,300 SERIERS FED STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLEHEXAGON
NUT HEIGHT1.874 INCHES MINIMUM AND
1.970 INCHES MAXIMUM
WIDTH ACROSS FLATS3.262 INCHES MINIMUM AND
3.375 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED OR
WASHER FACED
NONDEFINITIVE SPEC/STD DATA2 TYPE AND
4 STYLE AND
A CONDITION
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEFFN836
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS51971-17


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