5310-01-580-4302 WASHER,FLAT Index 5310-01-580-4354 WASHER,FLAT

National Stock Number:
5310-01-580-4311

Federal Supply Class:
5310

National Item Identification Number:
015804311

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:
26302R1338X5ND DEFENSE LLC
26302R189346NAVISTAR INTL CORP TRUCK BR OHIO PLANT
ESP-E-1.101-GS338X5ND DEFENSE LLC
ESP-E-1.221-NPP338X5ND DEFENSE LLC


Techincal Specification:
BEARING SURFACE TYPEFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONCEMS A-37 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 304 OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD SIZE0.313 INCHES
NUT HEIGHT0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH18
THREAD SERIESUNC


Click here to Register for Free 30-day Trial