5985-01-509-2520 ANTENNA PEDESTAL SUBASSEMBLY Index 5307-01-509-2522 STUD,SHOULDERED

National Stock Number:
5310-01-509-2521

Federal Supply Class:
5310

National Item Identification Number:
015092521

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:
6394396-531442NORTHROP GRUMMAN SYSTEMS CORPORATION
6394396-553711NAVAL SEA SYSTEMS COMMAND
6395396-5D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH


Techincal Specification:
DRILLED HOLE DIAMETER0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED
HOLE CONFIGURATION STYLECONFIGURATION B
HOLE TYPE AND QUANTITY3 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286, FORM 1/2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY K-500 OVERALL
NOMINAL THREAD SIZE0.375 INCHES
NUT HEIGHT0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM
NUT STYLEHEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT, HEX, DRILLED, K-MONEL
SPECIAL FEATURESHOLES ARE DRILLED ACROSS 3 ALTERNATING CORNERS, CENTERED 0.050 - 0.070 INCH FROM CORNER; MARKED "SOC" ON ONE FLAT EDGE PER DRAWING
WIDTH ACROSS FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD SERIESUNC
THREAD QUANTITY PER INCH16


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