Product Details | HEXAGON PLAIN NUT

5310-00-753-8406 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: NH40062PC53, F4320915PC58, F43209-1-5PC5-8, 5310-00-753-8406, 00-753-8406, 5310007538406, 007538406

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1962 00-753-8406

Cross Reference | NSN 5310-00-753-8406

Part Number Cage Code Manufacturer
F43209-1-5PC5-8 50024 COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO
NH40062PC53 23230 FOSTER WHEELER NORTH AMERICA CORP. DBA FOSTER WHEELER

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Technical Data | NSN 5310-00-753-8406

Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE 1.250 INCHES
THREAD QUANTITY PER INCH 8
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL COMP 4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NUT STYLE HEXAGON
NUT HEIGHT 1.062 INCHES NOMINAL
WIDTH ACROSS FLATS 1.875 INCHES NOMINAL
BEARING SURFACE TYPE WASHER FACED
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATION ZZZY
III BEARING SURFACE FINISH 125.0 MICROINCHES
MANUFACTURERS CODE 50024
DESIGN CONTROL REFERENCE F43209-1-5PC5-8

Restrictions/Controls & Freight Information | NSN 5310-00-753-8406

Category Code Description
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.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Category Code Description
No Freight Information

Management | NSN 5310-00-753-8406

Category Code Description
Cognizance Codes1HConsumable material assigned to NAVICP MECH for inventory management
Naval Inventory Control Point, Mechanicsburg
Special Material IDX3Nuclear Reactor Plant (NRP) material under the technical cognizance of the NAVSEA 08 special designed, manufactured and/or treated for use in a NRP or controls thereof. This category includes all other NRP items which are not coded X2 or X4.
Issue Repair, or RequisitionBLSubmit/refer requisitions to NAVICP MECH. Centralized control for issue of repair parts for specific programs/equipments.
Source of SupplyN35Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityMMedium Demand Velocity Items (consumables)
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each