5310-01-554-8735 NUT,PLAIN,HEXAGON Index 5310-01-556-1277 WASHER,FLAT

National Stock Number:
5310-01-555-4988

Federal Supply Class:
5310

National Item Identification Number:
015554988

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:
1003934361C19MIL-COTS CORPORATION
12759-004600Y3H3FASTENAL COMPANY
373400Y3H3FASTENAL COMPANY
3821117C1338X5ND DEFENSE LLC
3821117C2338X5ND DEFENSE LLC
2037534C1338X5ND DEFENSE LLC
3821117C25F5P2ASF LOGISTICS, LLC


Techincal Specification:
MATERIALSTEEL OVERALL
III PART NAME ASSIGNED BY CONTROLLING AGENCYNUT, HEX LOCK FLANGED 5/16-18
PROPRIETARY CHARACTERISTICSNPAC
NOMINAL THREAD SIZE0.312 INCHES
SPECIAL FEATURESNUT HEX LOCK FLG 5/16-18
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH18


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