5310-01-608-6870 WASHER,FLAT 5310-01-608-6773 WASHER,LOCK

National Stock Number:
5310-01-608-6817

Federal Supply Class:
5310

National Item Identification Number:
016086817

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:
21804114996169ELECTRIC BOAT CORPORATION
593-7067140-3053711NAVAL SEA SYSTEMS COMMAND
706714053711NAVAL SEA SYSTEMS COMMAND
MIL-S-1222 TY3GR881349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
H577-3303-3096169ELECTRIC BOAT CORPORATION


Techincal Specification:
BEARING SURFACE TYPEFLAT
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT HEAVY HEX
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE1.500 INCHES
NUT HEIGHT1.433 INCHES MINIMUM AND 1.505 INCHES MAXIMUM
NUT STYLEHEXAGON
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH6
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS2.300 INCHES MINIMUM AND 2.375 INCHES MAXIMUM


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