5305-01-159-0446 SCREW,EXTERNALLY RELIEVED BODY Index 5310-01-159-0448 WASHER,FLAT

National Stock Number:
5310-01-159-0447

Federal Supply Class:
5310

National Item Identification Number:
011590447

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:
820-4530700-253711NAVAL SEA SYSTEMS COMMAND
820-453071180064NAVAL SHIP SYSTEMS COMMAND
820-4530711-153711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
DRILLED HOLE DIAMETER0.078 INCHES NOMINAL
BEARING SURFACE TYPEWASHER FACED
CRITICALITY CODE JUSTIFICATIONZZZY
HOLE CONFIGURATION STYLECONFIGURATION B
HOLE TYPE AND QUANTITY3 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-24528,COND F,TYPE 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.750 INCHES
NUT HEIGHT0.710 INCHES MINIMUM AND 0.758 INCHES MAXIMUM
NUT STYLEHEXAGON
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
WIDTH ACROSS FLATS1.212 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-P-16232,TYPE M,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNC
THREAD QUANTITY PER INCH10


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