5306-12-358-7738 BOLT,MACHINE Index 4920-12-358-8762 TEST SET,AIRCRAFT ENGINE

National Stock Number:
5310-12-358-7739

Federal Supply Class:
5310

National Item Identification Number:
123587739

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:
H1275-M20X50-SW30-ST-A3CC6170FATSCHER-SCHRAUBEN G. GUTH GMBH E. K.
M20X50-ST-A2AD1983KRAUSS-MAFFEI WEGMANN GMBH & CO. KG


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE20,0 MILLIMETERS
NUT HEIGHT50,0 MILLIMETERS MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS30,0 MILLIMETERS NOMINAL
SURFACE TREATMENTZINC OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH IN MILLIMETERS2,5
THREAD TOLERANCE CLASS6H INTERNAL
THREAD SERIESISO M


Click here to Register for Free 30-day Trial