5305-01-223-7124 SCREW,CLOSE TOLERANCE Index 5310-01-223-7126 NUT,PLAIN,SQUARE

National Stock Number:
5310-01-223-7125

Federal Supply Class:
5310

National Item Identification Number:
012237125

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:
M1222N2W6C20GFNN81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-DTL-122281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-S-122281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BEARING SURFACE TYPEWASHER FACED
MATERIAL
NOMINAL THREAD SIZE0.375 INCHES
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 5 GRADE
NUT HEIGHT0.210 INCHES MINIMUM AND 0.227 INCHES MAXIMUM
NUT STYLEHEXAGON
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH16
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM


Click here to Register for Free 30-day Trial