Product Details | HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-01-485-5851 A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: BH7878, BH787-8, SLN2058, SLN205-8 , ST3M7878, ST3M787-8, E126958, E12695-8 , 79317CM820, 79317CM-820, 5310-01-485-5851, 01-485-5851, 5310014855851, 014855851

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 31 MAY 2001 01-485-5851

Drawings & Photos | NSN 5310-01-485-5851


Demand History | NSN 5310-01-485-5851

Part Number Request Date QTY Origin
79317CM-820 2023-08-227 6 DIBBS
BH787-8 2023-08-227 6 DIBBS
E12695-8 2023-08-227 6 DIBBS
SLN205-8 2023-08-227 6 DIBBS
ST3M787-8 2023-08-227 6 DIBBS
ST3M7878 2012-03-74 8 US
ST3M7878 2012-01-05 62 United States
ST3M7878 2011-09-250 15 United States

Cross Reference | NSN 5310-01-485-5851

Part Number Cage Code Manufacturer
79317CM-820 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
BH787-8 27238 BRISTOL INDUSTRIES
E12695-8 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
SLN205-8 16258 SPACELOK INC.
ST3M787-8 76301 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 5310-01-485-5851

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 0.500 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL CORROSION RESISTING OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A299 CASTELLATED HEXAGON
WASHER OUTSIDE DIAMETER 0.725 INCHES NOMINAL
OVERALL HEIGHT 0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM
WASHER THICKNESS 0.070 INCHES NOMINAL
WIDTH ACROSS FLATS 0.770 INCHES NOMINAL
LOCKING FEATURE ANY ACCEPTABLE
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 5310-01-485-5851

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 KE Naval ICP
Philadelphia, PA 19111
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
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 5310-01-485-5851

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material IDQEFIGHTERAIRCRAFT-FIRST(F18 E/F)
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative