Product Details | HEXAGON PLAIN NUT

5310-00-519-1143 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: 5191143, 5310-00-519-1143, 00-519-1143, 5310005191143, 005191143

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-519-1143

Drawings & Photos | NSN 5310-00-519-1143


Demand History | NSN 5310-00-519-1143

Part Number Request Date QTY Origin
5310-00-519-1143 2019-11-321 7 DIBBS
5310-00-519-1143 2018-10-291 13 DIBBS
5310-00-519-1143 2018-06-161 5 DIBBS
5310-00-519-1143 2017-11-310 12 DIBBS
5310-00-519-1143 2017-09-247 12 DIBBS
5310-00-519-1143 2017-08-220 6 DIBBS
5310-00-519-1143 2017-05-136 5 DIBBS
5310-00-519-1143 2017-05-128 5 DIBBS
5310-00-519-1143 2016-09-245 5 DIBBS
5310-00-519-1143 2016-08-237 5 DIBBS
5310-00-519-1143 2016-01-05 6 DIBBS
5310-00-519-1143 2015-12-362 6 DIBBS

Cross Reference | NSN 5310-00-519-1143

Part Number Cage Code Manufacturer
5191143 19204 ARMY UNITED STATES DEPARTMENT OF THE

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Technical Data | NSN 5310-00-519-1143

Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE 1.438 INCHES
THREAD QUANTITY PER INCH 12
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 1335 OR STEEL COMP 1045 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A322 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A331 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A322 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A331 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A108 ASSN STD 4TH MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PHOSPHATE OVERALL
HARDNESS RATING 18.0 ROCKWELL C MINIMUM AND 27.0 ROCKWELL C MAXIMUM
NUT STYLE A12 HEXAGON
NUT HEIGHT 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
WIDTH ACROSS FLATS 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM
HOLE CONFIGURATION STYLE H1 CONFIGURATION A
HOLE TYPE AND QUANTITY 1 TAPPED
HOLE NOMINAL THREAD DIAMETER 0.250 INCHES
BEARING SURFACE TYPE WASHER FACED
TEMP RATING NOT RATED
III BEARING SURFACE FINISH 125.0 MICROINCHES

Restrictions/Controls & Freight Information | NSN 5310-00-519-1143

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
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5310-00-519-1143

Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code5Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each