6760-01-491-1995 CASE,PHOTOGRAPHIC EQUIPMENT Index 6760-01-491-1997 CASE,PHOTOGRAPHIC EQUIPMENT

National Stock Number:
5310-01-491-1996

Federal Supply Class:
5310

National Item Identification Number:
014911996

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:
124-7120998 PC 1153711NAVAL SEA SYSTEMS COMMAND
712099853711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.875 INCHES
NUT HEIGHT0.458 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
NUT STYLEHEXAGON
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-Z-325,TY II,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH9
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS1.269 INCHES MINIMUM AND 1.312 INCHES MAXIMUM


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