4920-00-264-0461 FIXTURE,AIRCRAFT MAINTENANCE Index 5310-00-264-0468 WASHER,KEY

National Stock Number:
5310-00-264-0463

Federal Supply Class:
5310

National Item Identification Number:
002640463

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:
30007494233CROFTON CO
W30007470143NORTHROP GRUMMAN SYSTEMS CORPORATION
W300074B70143NORTHROP GRUMMAN SYSTEMS CORPORATION
W30007494233CROFTON CO


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-637 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 1212 OR STEEL COMP 1213 OVERALL
NOMINAL THREAD SIZE0.562 INCHES
NUT HEIGHT0.198 INCHES MINIMUM AND 0.213 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.812 INCHES NOMINAL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH18
THREAD SERIESUNF


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