1560-00-012-4817 RIB,NOSE,POD Index 1560-00-012-4821 FITTING,COWLING

National Stock Number:
5310-00-012-4818

Federal Supply Class:
5310

National Item Identification Number:
000124818

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:
12481824617GENERAL MOTORS CORP
12481872582ROLLS-ROYCE SOLUTIONS AMERICA INC
X21577260PIERCE CO INC THE SUB OF AVIS INDUSTRIAL CORP
1248187X677GENERAL MOTORS LLC
FFB57181348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
968081601NORFOLK NAVAL SHIPYARD


Techincal Specification:
THREAD SERIESUNC
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
SURFACE TREATMENTCADMIUM OR
ZINC OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.150 INCHES MINIMUM AND
0.163 INCHES MAXIMUM
WIDTH ACROSS FLATS0.4280 INCHES MINIMUM AND
0.4375 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED OR
WASHER FACED
NONDEFINITIVE SPEC/STD DATAA TYPE
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY OVER-ALL HEIGHT
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEFFB571


Click here to Register for Free 30-day Trial