Product Details | HEXAGON PLAIN NUT

5310-00-208-6740 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.

Part Alternates: NAS5096, NAS509-6, Z00.N5328158415, Z00N5328158415, FFN836, FF-N-836, LS111706, LS11170-6, 2210243, 5096, 509-6, 67992887, 6799288-7, 752 526, 752526, 8526222, 5310-00-208-6740, 00-208-6740, 5310002086740, 002086740

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-208-6740

Drawings & Photos | NSN 5310-00-208-6740


Demand History | NSN 5310-00-208-6740

Part Number Request Date QTY Origin
FFN836 2024-10-291 190 US
FFN836 2023-09-258 100 TR
NAS5096 2022-08-224 150 US
5310-00-208-6740 2022-04-111 2819 DIBBS
FFN836 2021-11-307 200 United States
FFN836 2021-08-228 100 United States
NAS5096 2019-11-316 4 Germany
FFN836 2019-02-44 288 US
5310-00-208-6740 2018-10-274 4 United States
NAS5096 2018-07-200 10 United States
5310-00-208-6740 2018-05-130 1 DIBBS-RFPs
FFN836 2018-02-32 2 US
5310-00-208-6740 2018-01-09 13793 DIBBS
FFN836 2017-05-123 25 United States
NAS5096 2016-12-343 40 United States
FF-N-836 2016-05-145 48 Spain
5310-00-208-6740 2015-10-278 7989 DIBBS
NAS5096 2015-07-187 1 Thailand
NAS5096 2015-05-134 1 SA
NAS5096 2015-03-84 120 US
NAS5096 2015-01-23 1 United States
NAS5096 2013-01-14 150 US
FFN836 2012-12-341 1 US
5310-00-208-6740 2012-10-305 20 US
NAS5096 2012-08-227 160 US
5310-00-208-6740 2012-06-159 10 US
NAS5096 2012-03-88 6 United States
NAS5096 2011-12-336 15 US
NAS5096 2011-11-334 300 TR
NAS5096 2011-11-332 300 TR
5310-00-208-6740 2011-11-313 30 US
FFN836 2010-11-322 100 United Kingdom
FFN836 2010-08-218 1 US
FFN836 2010-08-218 1 US
FFN836 2010-08-218 1 US
FFN836 2010-08-218 1 US
FFN836 2010-03-90 4 us
FFN836 2010-03-81 50 United States
5310-00-208-6740 2010-02-58 1 Singapore
FFN836 2010-02-46 50 United States
NAS5096 2010-02-43 11 United States
NAS5096 2010-01-26 100 India
NAS5096 2009-09-265 100 Netherlands
FFN836 2009-07-183 1000 US
5310-00-208-6740 2009-05-147 50 US
FFN836 2009-05-141 580 US
5310-00-208-6740 2009-03-64 15 United States
NAS5096 2009-02-47 20 United States
5310-00-208-6740 2009-02-35 20 United States
FFN836 2008-07-195 20 US
FFN836 2008-06-171 200 US
NAS5096 2008-05-135 60 us
FFN836 2008-02-39 1 US
NAS5096 2007-10-299 68 US
FFN836 2007-10-298 100 US
NAS5096 2007-09-264 6 US
5310-00-208-6740 2007-07-205 2 US
5310-00-208-6740 2007-06-170 240 Canada

Cross Reference | NSN 5310-00-208-6740

Part Number Cage Code Manufacturer
2210243 001JK EMBRAER S/A
2210243 S4956 EMBRAER EMPRESA BRASILEIRA DE AERONAUTICA SA
509-6 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
6799288-7 73342 ALLISON TRANSMISSION, INC.
752 526 77294 PIPER AIRCRAFT INC.
8526222 18876 U S ARMY AVIATION AND MISSILE COMMAND
FF-N-836 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
LS11170-6 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
NAS509-6 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
NAS509-6 88827 NAVAL AIRCRAFT STANDARDS
NAS509-6 98905 FEDERAL SIGNAL INTERNATIONAL FSC LTD DIV ELECTRICAL PRODUCTS
Z00.N5328158415 F0086 SOCATA

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Technical Data | NSN 5310-00-208-6740

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 0.375 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL COMP 4130 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 2,CLASS FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
NUT STYLE A12 HEXAGON
NUT HEIGHT 0.250 INCHES NOMINAL
WIDTH ACROSS FLATS 0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM
HOLE CONFIGURATION STYLE H2 CONFIGURATION B
HOLE TYPE AND QUANTITY 3 DRILLED
DRILLED HOLE DIAMETER 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
BEARING SURFACE TYPE CHAMFERED
COUNTERSINK ANGLE 110.0 DEGREES NOMINAL BOTH ENDS
TEMP RATING NOT RATED
III BEARING SURFACE FINISH 125.0 MICROINCHES
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FF-N-836
MANUFACTURERS CODE 88827
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE NAS509-6

Restrictions/Controls & Freight Information | NSN 5310-00-208-6740

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information