5305-01-355-7609 SCREW,CAP,HEXAGON HEAD Index 5310-01-355-7611 NUT,PLAIN,HEXAGON

National Stock Number:
5310-01-355-7610

Federal Supply Class:
5310

National Item Identification Number:
013557610

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:
803-2177525-M3XX-1280064NAVAL SHIP SYSTEMS COMMAND
M1222N3C7C20NANN81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-DTL-1222J81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
HARDNESS RATING80.0 ROCKWELL B MINIMUM
NUT HEIGHT0.403 INCHES MINIMUM AND 0.441 INCHES MAXIMUM
NUT STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 CLA,B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY R-405 OR NICKEL ALLOY 400 OVERALL
NOMINAL THREAD SIZE0.438 INCHES
WIDTH ACROSS FLATS0.728 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNC
THREAD QUANTITY PER INCH14


Click here to Register for Free 30-day Trial