5310-01-556-3204 WASHER,FLAT Index 5310-01-557-0474 NUT,PLAIN,HEXAGON

National Stock Number:
5310-01-556-5472

Federal Supply Class:
5310

National Item Identification Number:
015565472

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:
1003937461C19MIL-COTS CORPORATION
12759-005230Y3H3FASTENAL COMPANY
368670Y3H3FASTENAL COMPANY
ESP-E-6.201-PP338X5ND DEFENSE LLC
26963R1338X5ND DEFENSE LLC
26963R189346NAVISTAR INTL CORP TRUCK BR OHIO PLANT


Techincal Specification:
MATERIALSTEEL OVERALL
III PART NAME ASSIGNED BY CONTROLLING AGENCYNUT,HEX SLOTTED 7/8 NF TYPE 8
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD SIZE0.8750 INCHES
NUT HEIGHT0.750 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS1.290 INCHES MINIMUM AND 1.447 INCHES MAXIMUM
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH IN MILLIMETERS0.8286
THREAD SERIESUNF


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