5310-00-282-4776 WASHER,FLAT Index 5310-00-282-4778 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-282-4777

Federal Supply Class:
5310

National Item Identification Number:
002824777

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:
1173907319200US ARMY ARDEC RDECOM
263-040-222595542NORTHROP GRUMMAN SYSTEMS CORPORATION
860176-113973LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION
816962318876U S ARMY AVIATION AND MISSILE COMMAND
5310PL21299499009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
411010-396214RAYTHEON COMPANY
LD114-0005-100143999THE BOEING COMPANY
AN316C4R80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MILN603481349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
AN316C4R81352AIR FORCE-NAVY AERONAUTICAL SPECIFICATIONS PROMULGATED BY AERONAUTICAL STANDARDS GROUP
911C208-3983843SUNDSTRAND CORP ELECTRIC POWER SYSTEMS DIV
AN316C4R88044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
911C208-3999167HAMILTON SUNDSTRAND CORPORATION
AN316C4RK0668LEONARDO UK LTD
S8079C4R99193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE110.0 DEGREES NOMINAL BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.125 INCHES NOMINAL
NUT STYLEHEXAGON
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIESUNF
WIDTH ACROSS FLATS0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM


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