5940-01-183-3374 TERMINAL BOARD Index 5310-01-183-3378 WASHER,FLAT

National Stock Number:
5310-01-183-3375

Federal Supply Class:
5310

National Item Identification Number:
011833375

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:
647-7738-00113499ROCKWELL COLLINS, INC.
647-7738-00195105ROCKWELL COLLINS, INC.


Techincal Specification:
THREAD SERIESUNC
NOMINAL THREAD SIZE0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALALUMINUM ALLOY 2024 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTOXIDE FILM OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.500 INCHES NOMINAL
WIDTH ACROSS FLATS0.3100 INCHES MINIMUM AND
0.3150 INCHES MAXIMUM
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND
84.0 DEGREES MAXIMUM BOTH ENDS
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT


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