4710-01-272-0384 TUBE,METALLIC Index 5310-01-272-0386 NUT,SELF-LOCKING,PLATE

National Stock Number:
5310-01-272-0385

Federal Supply Class:
5310

National Item Identification Number:
012720385

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:
227B7104-205606GENERAL DYNAMICS-OTS, INC.


Techincal Specification:
BEARING SURFACE TYPEFLAT
NUT HEIGHT0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM
NUT STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 360 OVERALL
NOMINAL THREAD SIZE0.875 INCHES
SPECIAL FEATURESNUT FACE INTERSECTION POINTS ARE BEVELLED AT 19.0 DEG. MIN.-21.0 DEG. MAX. ON BOTH SIDES; NUT HAS THREE EQUALLY SPACED HOLES 0.109 IN. MIN.-0.150 IN. MAX. FROM EITHER SIDE MEASURING 0.047 IN. MIN.-0.077 IN. MAX. IN DIAMETER
THREAD SERIESUNEF
THREAD QUANTITY PER INCH20
WIDTH ACROSS FLATS1.250 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B


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