5340-01-501-9154 BUMPER Index 5305-01-501-9156 SCREW,MACHINE

National Stock Number:
5310-01-501-9155

Federal Supply Class:
5310

National Item Identification Number:
015019155

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:
5310PL22205869009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
70101-08004-10878286SIKORSKY AIRCRAFT CORPORATION
70101-08004-10881996U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
PRECIOUS MATERIALSILVER
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD SIZE1.250 INCHES
NUT HEIGHT0.375 INCHES NOMINAL
NUT STYLEHEXAGON
SPECIAL FEATURESNUT HAS 3 HOLES; 0.060 MIN 0.080 MAX-SURFACE FINISH IS 250.0, SURFACE FINISH FOR REST OF NUT IS 125.0, SILVER PLATE PER SS8487
WIDTH ACROSS FLATS1.680 INCHES NOMINAL
SURFACE TREATMENTSILVER OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD SERIESUNJS


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