5315-00-090-4109 KEY,MACHINE Index 5310-00-090-4112 NUT,PLAIN,KNURLED

National Stock Number:
5310-00-090-4110

Federal Supply Class:
5310

National Item Identification Number:
000904110

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:
GN10AU2226512NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
DRILLED HOLE DIAMETER0.045 INCHES NOMINAL
BEARING SURFACE FINISH125.0 MICROINCHES
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE110.0 DEGREES NOMINAL NUT
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM
HOLE CONFIGURATION STYLECONFIGURATION B
HOLE TYPE AND QUANTITY3 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 630 OVERALL
NOMINAL THREAD SIZE1.375 INCHES
NUT HEIGHT0.333 INCHES MINIMUM AND 0.353 INCHES MAXIMUM
NUT STYLEHEXAGON
SPECIFICATION/STANDARD DATA26512-GN10AU MANUFACTURERS STANDARD
WIDTH ACROSS FLATS1.851 INCHES MINIMUM AND 1.877 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUN
THREAD QUANTITY PER INCH16


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