5920-01-216-5219 FUSEHOLDER SUBASSEMBLY Index 5310-01-216-5221 NUT,SELF-LOCKING,CLINCH

National Stock Number:
5310-01-216-5220

Federal Supply Class:
5310

National Item Identification Number:
012165220

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:
MS16203-4296906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIESUNC
NOMINAL THREAD SIZE0.625 INCHES
THREAD QUANTITY PER INCH11
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALCOPPER ALLOY 651 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-591 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.363 INCHES MINIMUM AND
0.387 INCHES MAXIMUM
WIDTH ACROSS FLATS0.922 INCHES MINIMUM AND
0.937 INCHES MAXIMUM
BEARING SURFACE TYPEWASHER FACED
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS16203-42


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