5310-01-145-8398 NUT,PLAIN,HEXAGON Index 5310-01-145-8400 NUT,SELF-LOCKING,CLINCH

National Stock Number:
5310-01-145-8399

Federal Supply Class:
5310

National Item Identification Number:
011458399

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:
SM-C-801119-180063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
BEARING SURFACE TYPEFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.125 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.375 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH28


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