Product Details | HEXAGON PLAIN NUT

5310-00-576-0668 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: 316045, 5310-00-576-0668, 00-576-0668, 5310005760668, 005760668

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-576-0668

Drawings & Photos | NSN 5310-00-576-0668


Cross Reference | NSN 5310-00-576-0668

Part Number Cage Code Manufacturer
316045 11449 TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP
316045 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 5310-00-576-0668

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.438 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3B
THREAD DIRECTION LEFT-HAND
MATERIAL IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A12 HEXAGON
NUT HEIGHT 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
HOLE CONFIGURATION STYLE H8 CONFIGURATION H
HOLE TYPE AND QUANTITY 2 DRILLED
DRILLED HOLE DIAMETER 0.057 INCHES NOMINAL
BEARING SURFACE TYPE CHAMFERED
TEMP RATING NOT RATED
MANUFACTURERS CODE 77445
DESIGN CONTROL REFERENCE 316045

Restrictions/Controls & Freight Information | NSN 5310-00-576-0668

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 093470 BOLTS/NUTS I/S
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 713 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 5310-00-576-0668

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
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