1560-01-552-1596 RIB,STIFFENER,AIRCRAFT Index 4730-01-552-1598 STRAINER,SEDIMENT

National Stock Number:
5310-01-552-1597

Federal Supply Class:
5310

National Item Identification Number:
015521597

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:
AEN04FA25A00CX0A3180204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED


Techincal Specification:
MATERIALSTEEL COMP 316 OVERALL
NOMINAL THREAD SIZE1.250 INCHES
NUT STYLEHEXAGON
NUT HEIGHT1.062 INCHES MINIMUM AND 1.126 INCHES MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT, HEX.
WIDTH ACROSS FLATS1.812 INCHES MINIMUM AND 1.875 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD SERIESUNF
THREAD QUANTITY PER INCH12


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