1560-01-512-4817 SUPPORT,STRUCTURAL COMPONENT,AIR Index 3990-01-512-4820 ROLLER UNIT,RAIL TYPE

National Stock Number:
5310-01-512-4818

Federal Supply Class:
5310

National Item Identification Number:
015124818

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:
12485403-002076M6BAE SYSTEMS LAND & ARMAMENTS L.P.
12485403-0020FW39BAE SYSTEMS TACTICAL VEHICLE SYSTEMS LP
12485403-00219207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.164 INCHES
NUT HEIGHT0.121 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.336 INCHES NOMINAL
SURFACE TREATMENTZINC OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD SERIESUNC
THREAD QUANTITY PER INCH32


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