4520-01-219-7666 HEATER,DUCT TYPE,STATIONARY Index 4730-01-219-7668 LOCKNUT,PIPE

National Stock Number:
5310-01-219-7667

Federal Supply Class:
5310

National Item Identification Number:
012197667

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:
12H3-04-X2A28198POSITRONIC INDUSTRIES INC
7690-010024655GENRAD INC
7690-010062015IET LABS INC
8100-A-0440-1B06540NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
8100-A-0440-1B1YGB8CAREY MANUFACTURING CO, INC
C08823-004804274ROSEMOUNT INC DBA FISHER ROSEMOUNT SERVICE AND SUPPORT
C08823-004859885ROSEMOUNT AEROSPACE INC
P-285-M06-F02-44007429BLACK AND DECKER US INC


Techincal Specification:
BEARING SURFACE TYPEFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/3,T3 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-A-225/10,T9 FED SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2011 OVERALL OR ALUMINUM ALLOY 6262 OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD SIZE0.112 INCHES
NUT HEIGHT0.125 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.188 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH40
THREAD SERIESUNC


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