5340-99-122-3556 CAP,PROTECTIVE,DUST AND MOISTURE Index 5305-99-122-4915 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5310-99-122-3930

Federal Supply Class:
5310

National Item Identification Number:
991223930

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:
200886850K0654SAFRAN LANDING SYSTEMS UK LTD


Techincal Specification:
DRILLED HOLE DIAMETER0.043 INCHES NOMINAL
BEARING SURFACE TYPECHAMFERED
HOLE CONFIGURATION STYLECONFIGURATION B
HOLE TYPE AND QUANTITY2 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONBS S99 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
III BEARING SURFACE FINISH125.0 MICROINCHES
NOMINAL THREAD SIZE0.438 INCHES
NUT HEIGHT0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.6795 INCHES MINIMUM AND 0.6875 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONPS100-2,PS923 MFR REF 1ST TREATMENT RESPONSE AND MMS-420 (WHITE ENAMEL) MFR REF 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND PAINT OVERALL
TEST DATA DOCUMENTK0654-200886850 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD SERIESUNJF


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