5977-01-172-4271 BRUSH SET,ELECTRICAL CONTACT Index 5310-01-172-4273 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
5310-01-172-4272

Federal Supply Class:
5310

National Item Identification Number:
011724272

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:
10110035A486GNIMIKKEISTOKESKUS NCB FINLAND
10686659501UNISON INDUSTRIES LLC
10686683311UNISON INDUSTRIES, LLC


Techincal Specification:
DRILLED HOLE DIAMETER0.198 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
BEARING SURFACE TYPEFLAT
HOLE CONFIGURATION STYLECONFIGURATION B
HOLE TYPE AND QUANTITY6 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 72 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOBALT ALLOY OVERALL
NOMINAL THREAD SIZE0.3125 INCHES
NUT HEIGHT0.181 INCHES MINIMUM AND 0.201 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
SURFACE TREATMENTNICKEL OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD SERIESUNF
THREAD QUANTITY PER INCH24


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