5120-00-953-6338 IGNITER,FRICTION Index 5120-00-953-6345 PLIER SET,JEWELERS

National Stock Number:
5310-00-953-6340

Federal Supply Class:
5310

National Item Identification Number:
009536340

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:
779166319204ARMY, UNITED STATES DEPARTMENT OF THE


Techincal Specification:
BEARING SURFACE FINISH125.0 MICROINCHES
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM
MATERIALSTEEL COMP 8640 OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
SURFACE TREATMENTPHOSPHATE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH28


Click here to Register for Free 30-day Trial