Product Details | HEXAGON CASTELLATED PLAIN NUT

5310-00-188-8931 A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes NUT (1), PLAIN, SLOTTED, HEXAGON.

Part Alternates: 600, 5310-00-188-8931, 00-188-8931, 5310001888931, 001888931

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1961 00-188-8931

Drawings & Photos | NSN 5310-00-188-8931


Demand History | NSN 5310-00-188-8931

Part Number Request Date QTY Origin
600 2021-11-333 160 Saudi Arabia

Cross Reference | NSN 5310-00-188-8931

Part Number Cage Code Manufacturer
600 94135 NAVAL ORDNANCE STANDARDS

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Technical Data | NSN 5310-00-188-8931

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.375 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A1 CASTELLATED, HEXAGON
NUT HEIGHT 0.406 INCHES NOMINAL
WIDTH ACROSS FLATS 0.562 INCHES NOMINAL
BEARING SURFACE TYPE WASHER FACED
TEMP RATING NOT RATED
MANUFACTURERS CODE 94135
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE 600

Restrictions/Controls & Freight Information | NSN 5310-00-188-8931

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 5310-00-188-8931

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
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
Q
EA : Each