4540-01-268-9796 HEATING ELEMENT,ELE Index 5310-01-268-9798 NUT,PLAIN,CLINCH

National Stock Number:
5310-01-268-9797

Federal Supply Class:
5310

National Item Identification Number:
012689797

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:
3-4819-8-42-3K4340AIR-LOG LTD
53-66 TABLE 1 ITEM 14K0851MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1
FF-N-83681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS35650-3315N96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIESUNF
NOMINAL THREAD SIZE0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALCOPPER ALLOY 462 OR
COPPER ALLOY 464 OR
COPPER ALLOY 360 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637 FED SPEC 1ST MATERIAL RESPONSE OR
QQ-B-637 FED SPEC 2ND MATERIAL RESPONSE OR
QQ-B-626 FED SPEC 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENTNICKEL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-N-290,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.208 INCHES MINIMUM AND
0.225 INCHES MAXIMUM
WIDTH ACROSS FLATS0.545 INCHES MINIMUM AND
0.562 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED
NONDEFINITIVE SPEC/STD DATA2 TYPE AND
13 STYLE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEFF-N-836
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS35650-3315N


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