3120-00-007-2817 BUSHING,SLEEVE Index 5306-00-007-2821 BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5310-00-007-2818

Federal Supply Class:
5310

National Item Identification Number:
000072818

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:
A51H20536-1105722S & L AEROSPACE METALS LLC
A51H20536-1126512NORTHROP GRUMMAN SYSTEMS CORPORATION
A51H20536-1161174NORTHROP GRUMMAN SYSTEMS CORPORATION
A51H20536-1179RG9NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
DRILLED HOLE DIAMETER0.047 INCHES NOMINAL
BEARING SURFACE FINISH125.0 MICROINCHES
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE120.0 DEGREES NOMINAL NUT
HOLE CONFIGURATION STYLECONFIGURATION B
HOLE TYPE AND QUANTITY3 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONGM 3111 6AL-6V-2SN FSCM 26523 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALTITANIUM ALLOY OVERALL
NOMINAL THREAD SIZE0.812 INCHES
NUT HEIGHT0.343 INCHES NOMINAL
NUT STYLEHEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
WIDTH ACROSS FLATS1.172 INCHES MINIMUM AND 1.190 INCHES MAXIMUM
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH16
THREAD SERIESUNJ


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