Product Details | HEXAGON EXTENDED WASHER PLAIN NUT

5310-00-900-5559 A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.

Part Alternates: SKN-11 1/4, SKN1114, 5310-00-900-5559, 00-900-5559, 5310009005559, 009005559

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 15 APR 1968 00-900-5559

Drawings & Photos | NSN 5310-00-900-5559


Cross Reference | NSN 5310-00-900-5559

Part Number Cage Code Manufacturer
SKN-11 1/4 81381 STEWART & STEVENSON POWER PRODUCTS LLC

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Technical Data | NSN 5310-00-900-5559

Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE 0.250 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A294 HEXAGON
WASHER OUTSIDE DIAMETER 0.594 INCHES NOMINAL
OVERALL HEIGHT 0.234 INCHES NOMINAL
WASHER THICKNESS ANY ACCEPTABLE
WIDTH ACROSS FLATS 0.438 INCHES NOMINAL
TEMP RATING NOT RATED
MANUFACTURERS CODE 81381
DESIGN CONTROL REFERENCE SKN-11 1/4

Restrictions/Controls & Freight Information | NSN 5310-00-900-5559

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 BH
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 5310-00-900-5559

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