1560-00-012-6187 SPAR,AIRCRAFT Index 5305-00-012-6190 SCREW,TAPPING

National Stock Number:
5310-00-012-6189

Federal Supply Class:
5310

National Item Identification Number:
000126189

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:
12618921450ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
12618924617GENERAL MOTORS CORP
PX205405396BAKER PERKINS NORTH AMERICA INC SUB OF APV CONSOLIDATED INC
1261897X677GENERAL MOTORS LLC
FFB571TYPEA81348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
1N7-6LA89372ROCKWELL INTERNATIONAL CORP NORTH AMERICAN AIRCRAFT OPNS


Techincal Specification:
THREAD SERIESUNF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS2B
THREAD DIRECTIONLEFT-HAND
MATERIALSTEEL OVERALL
SURFACE TREATMENTCADMIUM OR
ZINC OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.320 INCHES MINIMUM AND
0.337 INCHES MAXIMUM
WIDTH ACROSS FLATS0.5510 INCHES MINIMUM AND
0.5625 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED OR
WASHER FACED
NONDEFINITIVE SPEC/STD DATAA TYPE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEFFB571TYPEA


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