5340-00-138-9804 CLAMP,LOOP Index 5305-00-138-9809 SCREW,MACHINE

National Stock Number:
5310-00-138-9806

Federal Supply Class:
5310

National Item Identification Number:
001389806

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:
002-003730-04426916NORTHROP GRUMMAN SYSTEMS CORPORATION
100023-040065597THALES USA, INC.
579R249H0770318ALLMETAL SCREW PRODUCTS CORP
411039-7996214RAYTHEON COMPANY
579R249H0797942NORTHROP GRUMMAN SYSTEMS CORPORATION
10116569A486GNIMIKKEISTOKESKUS NCB FINLAND
FF-N-83681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS25082-C2096906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIESUNEF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 302 OR
STEEL COMP 304 OR
STEEL COMP 304L OR
STEEL COMP 305 OR
STEEL COMP 309 OR
STEEL COMP 310 OR
STEEL COMP 316 OR
STEEL COMP 316L OR
STEEL COMP 317 OR
STEEL COMP 321 OR
STEEL COMP 347 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.088 INCHES MINIMUM AND
0.098 INCHES MAXIMUM
WIDTH ACROSS FLATS0.553 INCHES MINIMUM AND
0.564 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED
NONDEFINITIVE SPEC/STD DATA2 TYPE AND
A CONDITION
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEFF-N-836
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS25082-C20


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