4240-01-487-4554 VALVE,BREATHING APPARATUS Index 6130-01-487-4556 POWER SUPPLY ASSEMBLY

National Stock Number:
5310-01-487-4555

Federal Supply Class:
5310

National Item Identification Number:
014874555

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:
124-2266896 P/N 4753711NAVAL SEA SYSTEMS COMMAND
124-4322628 PC 6553711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
THREAD SERIESUNC
NOMINAL THREAD SIZE0.750 INCHES
THREAD QUANTITY PER INCH10
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
NUT STYLEHEXAGON
NUT HEIGHT1.240 INCHES MINIMUM AND
1.299 INCHES MAXIMUM
WIDTH ACROSS FLATS1.088 INCHES MINIMUM AND
1.125 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED


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