5305-01-186-7779 SCREW,MACHINE Index 5310-01-186-7781 NUT,PLAIN,HEXAGON

National Stock Number:
5310-01-186-7780

Federal Supply Class:
5310

National Item Identification Number:
011867780

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:
4091916497DRESSER, INC.
8930F-2-76216497DRESSER, INC.
8930F-2-762 PIECE 2416497DRESSER, INC.


Techincal Specification:
THREAD SERIESUNC
NOMINAL THREAD SIZE0.438 INCHES
THREAD QUANTITY PER INCH14
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALNICKEL ALLOY OVERALL
NUT STYLEHEXAGON
BEARING SURFACE TYPEFLAT
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATIONZZZY
THE MANUFACTURERS DATA
MANUFACTURERS CODE16497
DESIGN CONTROL REFERENCE40919


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