5310-01-539-4556 NUT,SELF-LOCKING,PLATE Index 5310-01-539-4558 WASHER,FLAT

National Stock Number:
5310-01-539-4557

Federal Supply Class:
5310

National Item Identification Number:
015394557

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:
241-083218560ACR ELECTRONICS, INC.
241-083260253ARTEX AIRCRAFT SUPPLIES INC. DBA WULFSBERG ELECTRONICS DIV CHELTON AVIONICS INC.


Techincal Specification:
BEARING SURFACE TYPEFLAT
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE0.164 INCHES
NUT HEIGHT0.090 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.250 INCHES NOMINAL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD SERIESUNC


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