5305-01-503-6657 SCREW,MACHINE Index 5365-01-503-6659 SPACER,SLEEVE

National Stock Number:
5310-01-503-6658

Federal Supply Class:
5310

National Item Identification Number:
015036658

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:
2-0301408199EATON AEROSPACE
2-03014W0400624EATON AEROQUIP LLC
2-03014W0408199EATON AEROSPACE
DLG803W0414798DESIGNED METAL CONNECTIONS INC
4661101W0492003PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS
STSPB803W0498897LOCKHEED MARTIN CORP


Techincal Specification:
MATERIALALUMINUM ALLOY 7075 OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD SIZE0.4375 INCHES
NUT HEIGHT0.201 INCHES MINIMUM AND 0.221 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.684 INCHES MINIMUM AND 0.691 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TYPE II MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD SERIESUNJF
BEARING SURFACE FINISH125.0 MICROINCHES
BEARING SURFACE TYPEFLAT
COUNTERSINK ANGLE120.0 DEGREES NOMINAL NUT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE OVERALL


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